EP1543174A4 - Aluminum-zinc-magnesium-copper alloy extrusion - Google Patents

Aluminum-zinc-magnesium-copper alloy extrusion

Info

Publication number
EP1543174A4
EP1543174A4 EP03808403A EP03808403A EP1543174A4 EP 1543174 A4 EP1543174 A4 EP 1543174A4 EP 03808403 A EP03808403 A EP 03808403A EP 03808403 A EP03808403 A EP 03808403A EP 1543174 A4 EP1543174 A4 EP 1543174A4
Authority
EP
European Patent Office
Prior art keywords
zinc
magnesium
aluminum
copper alloy
alloy extrusion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP03808403A
Other languages
German (de)
French (fr)
Other versions
EP1543174A2 (en
EP1543174B1 (en
Inventor
Julian Gheorghe
Dean C Malejan
Rene Maechler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Universal Alloy Corp
Original Assignee
Universal Alloy Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=32326254&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP1543174(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Universal Alloy Corp filed Critical Universal Alloy Corp
Publication of EP1543174A2 publication Critical patent/EP1543174A2/en
Publication of EP1543174A4 publication Critical patent/EP1543174A4/en
Application granted granted Critical
Publication of EP1543174B1 publication Critical patent/EP1543174B1/en
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/10—Alloys based on aluminium with zinc as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • C22F1/053—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with zinc as the next major constituent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Extrusion Of Metal (AREA)
  • Forging (AREA)
  • Conductive Materials (AREA)
EP03808403A 2002-09-21 2003-09-19 Aluminum-zinc-magnesium-copper alloy extrusion Revoked EP1543174B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US41220002P 2002-09-21 2002-09-21
US412200P 2002-09-21
PCT/US2003/029671 WO2004046402A2 (en) 2002-09-21 2003-09-19 Aluminum-zinc-magnesium-copper alloy extrusion

Publications (3)

Publication Number Publication Date
EP1543174A2 EP1543174A2 (en) 2005-06-22
EP1543174A4 true EP1543174A4 (en) 2005-10-05
EP1543174B1 EP1543174B1 (en) 2010-09-15

Family

ID=32326254

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03808403A Revoked EP1543174B1 (en) 2002-09-21 2003-09-19 Aluminum-zinc-magnesium-copper alloy extrusion

Country Status (8)

Country Link
US (1) US20040099352A1 (en)
EP (1) EP1543174B1 (en)
JP (1) JP2006504871A (en)
CN (1) CN100339501C (en)
AU (1) AU2003302139A1 (en)
BR (1) BR0314845A (en)
CA (1) CA2499542C (en)
WO (1) WO2004046402A2 (en)

Families Citing this family (75)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2838136B1 (en) * 2002-04-05 2005-01-28 Pechiney Rhenalu ALLOY PRODUCTS A1-Zn-Mg-Cu HAS COMPROMISED STATISTICAL CHARACTERISTICS / DAMAGE TOLERANCE IMPROVED
US7060139B2 (en) * 2002-11-08 2006-06-13 Ues, Inc. High strength aluminum alloy composition
JP4932473B2 (en) * 2003-03-17 2012-05-16 アレリス、アルミナム、コブレンツ、ゲゼルシャフト、ミット、ベシュレンクテル、ハフツング Method of manufacturing an integrated monolithic aluminum structure and aluminum products machined from the structure
US20050056353A1 (en) * 2003-04-23 2005-03-17 Brooks Charles E. High strength aluminum alloys and process for making the same
ES2292075T5 (en) * 2005-01-19 2010-12-17 Otto Fuchs Kg ALUMINUM ALLOY NOT SENSITIVE TO BRUSH COOLING, AS WELL AS A PROCEDURE FOR MANUFACTURING A SEMI-FINISHED PRODUCT FROM THIS ALLOY.
EP1848835A2 (en) * 2005-02-01 2007-10-31 Timothy Langan Aluminum-zinc-magnesium-scandium alloys and methods of fabricating same
US20060213591A1 (en) * 2005-03-24 2006-09-28 Brooks Charles E High strength aluminum alloys and process for making the same
US8157932B2 (en) * 2005-05-25 2012-04-17 Alcoa Inc. Al-Zn-Mg-Cu-Sc high strength alloy for aerospace and automotive castings
US8083871B2 (en) * 2005-10-28 2011-12-27 Automotive Casting Technology, Inc. High crashworthiness Al-Si-Mg alloy and methods for producing automotive casting
KR20090127185A (en) * 2007-03-30 2009-12-09 디렉터 제너럴, 디펜스 리써치 앤드 디벨롭먼트 오거니제이션 Alloy composition and preparation thereof
WO2008140802A1 (en) * 2007-05-11 2008-11-20 Universal Alloy Corporation Aluminum-magnesium-silver based alloys
US8673209B2 (en) * 2007-05-14 2014-03-18 Alcoa Inc. Aluminum alloy products having improved property combinations and method for artificially aging same
CN101889099A (en) * 2007-12-04 2010-11-17 美铝公司 Improved Solder for Al-Cu Joint Welding-lithium alloy
US7811395B2 (en) 2008-04-18 2010-10-12 United Technologies Corporation High strength L12 aluminum alloys
US8017072B2 (en) 2008-04-18 2011-09-13 United Technologies Corporation Dispersion strengthened L12 aluminum alloys
US7871477B2 (en) 2008-04-18 2011-01-18 United Technologies Corporation High strength L12 aluminum alloys
US20090263273A1 (en) 2008-04-18 2009-10-22 United Technologies Corporation High strength L12 aluminum alloys
US7875131B2 (en) 2008-04-18 2011-01-25 United Technologies Corporation L12 strengthened amorphous aluminum alloys
US8002912B2 (en) 2008-04-18 2011-08-23 United Technologies Corporation High strength L12 aluminum alloys
US7875133B2 (en) 2008-04-18 2011-01-25 United Technologies Corporation Heat treatable L12 aluminum alloys
US7879162B2 (en) 2008-04-18 2011-02-01 United Technologies Corporation High strength aluminum alloys with L12 precipitates
US8409373B2 (en) 2008-04-18 2013-04-02 United Technologies Corporation L12 aluminum alloys with bimodal and trimodal distribution
US8778098B2 (en) 2008-12-09 2014-07-15 United Technologies Corporation Method for producing high strength aluminum alloy powder containing L12 intermetallic dispersoids
US8778099B2 (en) 2008-12-09 2014-07-15 United Technologies Corporation Conversion process for heat treatable L12 aluminum alloys
US9611522B2 (en) 2009-05-06 2017-04-04 United Technologies Corporation Spray deposition of L12 aluminum alloys
US9127334B2 (en) 2009-05-07 2015-09-08 United Technologies Corporation Direct forging and rolling of L12 aluminum alloys for armor applications
US8728389B2 (en) 2009-09-01 2014-05-20 United Technologies Corporation Fabrication of L12 aluminum alloy tanks and other vessels by roll forming, spin forming, and friction stir welding
US8409496B2 (en) 2009-09-14 2013-04-02 United Technologies Corporation Superplastic forming high strength L12 aluminum alloys
US9194027B2 (en) 2009-10-14 2015-11-24 United Technologies Corporation Method of forming high strength aluminum alloy parts containing L12 intermetallic dispersoids by ring rolling
US8409497B2 (en) 2009-10-16 2013-04-02 United Technologies Corporation Hot and cold rolling high strength L12 aluminum alloys
CN101698915B (en) * 2009-11-13 2012-07-18 中国航空工业集团公司北京航空材料研究院 Novel ultra-high-strength/tenacity aluminum alloy and preparation method thereof
US9163304B2 (en) 2010-04-20 2015-10-20 Alcoa Inc. High strength forged aluminum alloy products
CN101928865A (en) * 2010-04-27 2010-12-29 中国兵器工业第五九研究所 Ultrahigh-strength aluminum alloy for bullets
CN101947632A (en) * 2010-08-25 2011-01-19 东北轻合金有限责任公司 Manufacture method of Mg-Zn-Zr serial magnesium alloy die forgings
CN101979692B (en) * 2010-11-24 2012-05-30 中国兵器工业第五九研究所 Preparation process of Al-Zn-Mg-Cu series ultrahigh-strength aluminum alloy
CN101967614A (en) * 2010-11-24 2011-02-09 中国兵器工业第五九研究所 Homogenizing treatment method for strengthening Al-Zn-Mg-Cu series ultrahigh strength aluminum alloy
CN102011037B (en) * 2010-12-10 2013-04-24 北京工业大学 Rare earth Er microalloyed Al-Zn-Mg-Cu alloy and preparation method thereof
JP2012207302A (en) * 2011-03-16 2012-10-25 Kobe Steel Ltd METHOD FOR MANUFACTURING EXTRUDED MATERIAL OF HEAT TREATMENT TYPE Al-Zn-Mg-BASED ALUMINUM ALLOY
JP5023232B1 (en) * 2011-06-23 2012-09-12 住友軽金属工業株式会社 High strength aluminum alloy material and manufacturing method thereof
CN102312142B (en) * 2011-09-27 2013-04-10 西南铝业（集团）有限责任公司 Method for producing high-grade aluminum alloy thin wall tubing
JP5285170B2 (en) 2011-11-07 2013-09-11 住友軽金属工業株式会社 High strength aluminum alloy material and manufacturing method thereof
CN102642120B (en) * 2012-05-02 2014-03-12 兰溪市同力机械有限公司 Manufacturing process of dining-table support supporting arm
CN102732761B (en) * 2012-06-18 2014-01-08 中国航空工业集团公司北京航空材料研究院 7000 series aluminum alloy material and preparation method thereof
CN103103462A (en) * 2012-12-11 2013-05-15 龙口市丛林铝材有限公司 Process method for expanding elongation of 7N01-T5 aluminum alloy section
CN103394538A (en) * 2013-08-06 2013-11-20 浙江瑞金铜铝型材有限公司 Molding and aging technology of 7A04 superhard aluminum alloy section bar
JP6344816B2 (en) * 2013-08-30 2018-06-20 株式会社Uacj High-strength aluminum alloy extruded thin section and method for producing the same
JP6344923B2 (en) 2014-01-29 2018-06-20 株式会社Uacj High strength aluminum alloy and manufacturing method thereof
US9765419B2 (en) * 2014-03-12 2017-09-19 Alcoa Usa Corp. Methods for artificially aging aluminum-zinc-magnesium alloys, and products based on the same
CN104789840B (en) * 2014-05-07 2018-01-05 天长市正牧铝业科技有限公司 A kind of high-performance bat aluminium alloy
CN104789837A (en) * 2014-05-07 2015-07-22 天长市正牧铝业科技有限公司 Aluminum alloy material used for manufacturing baseball bat
CN104789838A (en) * 2014-05-07 2015-07-22 天长市正牧铝业科技有限公司 Strong and tough aluminum alloy for baseball bat
CN104789835A (en) * 2014-05-07 2015-07-22 天长市正牧铝业科技有限公司 High-strength and high-toughness aluminum alloy for baseball bat
RU2576283C1 (en) * 2014-09-05 2016-02-27 Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) Procedure for thermal treatment of items out of high strength aluminium alloys
GB201508278D0 (en) * 2015-05-14 2015-06-24 Hybond As Filler material
CN105695810B (en) * 2015-12-15 2017-12-05 东北大学 One kind can ageing strengthening silumin and its deformation material preparation method containing Mn
CN105695811A (en) * 2015-12-15 2016-06-22 东北大学 Ti-containing high-silicon aluminum alloy capable of achieving aging strengthening and preparation method for deformation material of Ti-containing high-silicon aluminum alloy
CN108884525B (en) 2016-03-30 2020-07-10 爱信轻金属株式会社 High-strength aluminum alloy extruded material having excellent corrosion resistance and good quenching properties, and method for producing same
CN106435416A (en) * 2016-04-22 2017-02-22 昆山捷安特轻合金科技有限公司 Hot extrusion process of ultrahigh-strength Al-Zn-Mg-Cu alloy
DE102017002242A1 (en) 2017-03-07 2018-09-13 Heckler & Koch Gmbh Weapon case and self-loading firearm equipped therewith and a method of making a weapon case
CN107502798B (en) * 2017-10-24 2019-04-19 辽宁忠旺集团有限公司 A kind of production technology of aviation alloyed aluminium plate
JP2019127622A (en) * 2018-01-25 2019-08-01 サムテック株式会社 Heat treatment method of aluminum alloy
CN109182933A (en) * 2018-11-09 2019-01-11 中铝材料应用研究院有限公司 A kind of homogenising treatment method of the Al-Zn-Mg-Cu alloy of the Cr containing microelement
CN109266879A (en) * 2018-11-20 2019-01-25 天津百恩威新材料科技有限公司 A kind of Bradley bistrique and high-strength aluminum alloy are preparing the application in Bradley bistrique
CN109666827B (en) * 2019-02-22 2021-02-12 洛阳华陵镁业有限公司 7055Sc aluminum alloy forging with super strength and super toughness
JP7184257B2 (en) * 2019-03-20 2022-12-06 株式会社豊田自動織機 Aluminum alloy material, manufacturing method thereof, and impeller
CN109957688B (en) * 2019-03-22 2021-02-12 广西南南铝加工有限公司 Preparation method of Al-Zn-Mg large-size flat ingot
KR102578370B1 (en) * 2019-06-03 2023-09-15 노벨리스 인크. Ultra-high-strength aluminum alloy products and manufacturing methods thereof
CN110484791B (en) * 2019-08-16 2021-03-02 西安铝轻新材料科技有限公司 High-strength high-toughness aluminum alloy for passenger car frame and preparation method thereof
CN110592445B (en) * 2019-08-27 2021-06-22 江苏大学 720-doped 740MPa cold extrusion Al-Zn-Mg-Cu-Ti aluminum alloy and preparation method thereof
FR3100144B1 (en) * 2019-09-04 2021-10-01 Safran Aircraft Engines PROCESS FOR MANUFACTURING A METAL PART LIMITING THE APPEARANCE OF RECRISTALLIZED GRAINS IN THE SAID PART
CN111959608B (en) * 2020-08-14 2021-06-29 福建祥鑫股份有限公司 Aluminum alloy light truck crossbeam and preparation method thereof
CN112981196B (en) * 2021-02-10 2022-04-22 北京科技大学 Ultrahigh-strength and high-toughness Al-Zn-Mg-Cu aluminum alloy and preparation method thereof
CN114000000A (en) * 2021-11-03 2022-02-01 西南铝业（集团）有限责任公司 Casting method of aluminum-magnesium-scandium alloy
WO2023212012A1 (en) * 2022-04-26 2023-11-02 Alcoa Usa Corp. High strength extrusion alloy
CN116144993B (en) * 2022-10-31 2024-10-18 沈阳航空航天大学 7-Series aluminum alloy wire for arc additive manufacturing and preparation method and application thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5221377A (en) * 1987-09-21 1993-06-22 Aluminum Company Of America Aluminum alloy product having improved combinations of properties
WO2005003398A2 (en) * 2003-04-23 2005-01-13 Kaiser Aluminum & Chemical Corporation High strength aluminum alloys and process for making the same

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1418303A (en) * 1921-02-18 1922-06-06 Rolls Royce Aluminum alloy
US2290020A (en) * 1941-08-07 1942-07-14 Nat Smelting Co Aluminum alloy
US3563814A (en) * 1968-04-08 1971-02-16 Aluminum Co Of America Corrosion-resistant aluminum-copper-magnesium-zinc powder metallurgy alloys
US3637441A (en) * 1968-04-08 1972-01-25 Aluminum Co Of America Aluminum-copper-magnesium-zinc powder metallurgy alloys
US4711762A (en) * 1982-09-22 1987-12-08 Aluminum Company Of America Aluminum base alloys of the A1-Cu-Mg-Zn type
JPS6013047A (en) * 1983-06-30 1985-01-23 Showa Alum Corp High-strength aluminum alloy with superior cold workability
US4732610A (en) * 1986-02-24 1988-03-22 Aluminum Company Of America Al-Zn-Mg-Cu powder metallurgy alloy
CA1340618C (en) * 1989-01-13 1999-06-29 James T. Staley Aluminum alloy product having improved combinations of strength, toughness and corrosion resistance
JPH036345A (en) * 1989-06-02 1991-01-11 Daido Metal Co Ltd Aluminum-base alloy for sliding use excellent in fatigue resistance and seizure resistance
US5312498A (en) * 1992-08-13 1994-05-17 Reynolds Metals Company Method of producing an aluminum-zinc-magnesium-copper alloy having improved exfoliation resistance and fracture toughness
DE69428352T2 (en) * 1993-04-15 2002-04-18 Luxfer Group Ltd., Manchester METHOD FOR PRODUCING HOLLOW BODIES
US5496426A (en) * 1994-07-20 1996-03-05 Aluminum Company Of America Aluminum alloy product having good combinations of mechanical and corrosion resistance properties and formability and process for producing such product
JPH08295977A (en) * 1995-04-21 1996-11-12 Sumitomo Light Metal Ind Ltd High strength aluminum alloy extruded material excellent in fatigue strength and motorcycle front fork outer tube material
US6315842B1 (en) * 1997-07-21 2001-11-13 Pechiney Rhenalu Thick alznmgcu alloy products with improved properties
JP4229307B2 (en) * 1998-11-20 2009-02-25 住友軽金属工業株式会社 Aluminum alloy plate for aircraft stringers having excellent stress corrosion cracking resistance and method for producing the same
CN1489637A (en) * 2000-12-21 2004-04-14 �Ƹ��� Aluminum alloy products and artificial aging method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5221377A (en) * 1987-09-21 1993-06-22 Aluminum Company Of America Aluminum alloy product having improved combinations of properties
WO2005003398A2 (en) * 2003-04-23 2005-01-13 Kaiser Aluminum & Chemical Corporation High strength aluminum alloys and process for making the same

Also Published As

Publication number Publication date
CA2499542A1 (en) 2004-06-03
CN1692174A (en) 2005-11-02
EP1543174A2 (en) 2005-06-22
JP2006504871A (en) 2006-02-09
CA2499542C (en) 2011-08-23
WO2004046402A2 (en) 2004-06-03
EP1543174B1 (en) 2010-09-15
BR0314845A (en) 2005-08-09
CN100339501C (en) 2007-09-26
WO2004046402A3 (en) 2004-08-26
US20040099352A1 (en) 2004-05-27
AU2003302139A8 (en) 2004-06-15
AU2003302139A1 (en) 2004-06-15

Similar Documents

Publication Publication Date Title
AU2003302139A8 (en) Aluminum-zinc-magnesium-copper alloy extrusion
GB2406577B (en) Al-Cu-Mg-Si alloy product
AU148485S (en) An extruded section
AU149200S (en) Extrusion
AU150671S (en) Extrusion
AU150940S (en) Extrusion
AU152780S (en) Extrusion
AU155080S (en) Extrusion
AU149148S (en) Extrusion
AU154296S (en) Section
AU2003244272A8 (en) Segment
AU152124S (en) An extrusion
AU150225S (en) An extrusion
AU149396S (en) An extrusion
AU149397S (en) An extrusion
AU149555S (en) An extrusion
AU150169S (en) An extrusion
AU150170S (en) An extrusion
AU150226S (en) An extrusion
AU150484S (en) An extrusion
AU150485S (en) An extrusion
AU152125S (en) An extrusion
AU152126S (en) An extrusion
AU152689S (en) An extrusion
AU152690S (en) An extrusion

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20050415

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL LT LV MK

A4 Supplementary search report drawn up and despatched

Effective date: 20050822

DAX Request for extension of the european patent (deleted)
RBV Designated contracting states (corrected)

Designated state(s): FR

REG Reference to a national code

Ref country code: DE

Ref legal event code: 8566

17Q First examination report despatched

Effective date: 20071219

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): FR

PLBI Opposition filed

Free format text: ORIGINAL CODE: 0009260

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

PLAX Notice of opposition and request to file observation + time limit sent

Free format text: ORIGINAL CODE: EPIDOSNOBS2

26 Opposition filed

Opponent name: CONSTELLIUM FRANCE

Effective date: 20110610

R26 Opposition filed (corrected)

Opponent name: CONSTELLIUM FRANCE/ALCAN CENTRE DE RECHERCHES DE V

Effective date: 20110610

PLBB Reply of patent proprietor to notice(s) of opposition received

Free format text: ORIGINAL CODE: EPIDOSNOBS3

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

R26 Opposition filed (corrected)

Opponent name: CONSTELLIUM FRANCE/ALCAN CENTRE DE RECHERCHES DE V

Effective date: 20110610

R26 Opposition filed (corrected)

Opponent name: CONSTELLIUM CRV/CONSTELLIUM FRANCE

Effective date: 20110610

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

R26 Opposition filed (corrected)

Opponent name: CONSTELLIUM CRV/CONSTELLIUM FRANCE

Effective date: 20110610

PLAB Opposition data, opponent's data or that of the opponent's representative modified

Free format text: ORIGINAL CODE: 0009299OPPO

R26 Opposition filed (corrected)

Opponent name: CONSTELLIUM ISSOIRE/C-TEC CONSTELIUM TECHNOLOGY CE

Effective date: 20110610

RDAF Communication despatched that patent is revoked

Free format text: ORIGINAL CODE: EPIDOSNREV1

APBM Appeal reference recorded

Free format text: ORIGINAL CODE: EPIDOSNREFNO

APBP Date of receipt of notice of appeal recorded

Free format text: ORIGINAL CODE: EPIDOSNNOA2O

APAH Appeal reference modified

Free format text: ORIGINAL CODE: EPIDOSCREFNO

APBQ Date of receipt of statement of grounds of appeal recorded

Free format text: ORIGINAL CODE: EPIDOSNNOA3O

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 14

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 15

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 16

APBU Appeal procedure closed

Free format text: ORIGINAL CODE: EPIDOSNNOA9O

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20180813

Year of fee payment: 16

RDAG Patent revoked

Free format text: ORIGINAL CODE: 0009271

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: PATENT REVOKED

27W Patent revoked

Effective date: 20181025