DK160400C - Cigaretfilter - Google Patents

Cigaretfilter

Info

Publication number: DK160400C
Authority: DK; Denmark
Prior art keywords: cigarette filter; cigarette; filter
Prior art date: 1980-11-21

Application number

DK515081A

Other languages

English (en)

Other versions

DK515081A (da

DK160400B (da

Inventor

Robert R Johnson

Daniel V Cantrell

Original Assignee

Brown & Williamson Tobacco

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.)

1980-11-21

Filing date

1981-11-20

Publication date

1991-09-16

1981-11-20 Application filed by Brown & Williamson Tobacco filed Critical Brown & Williamson Tobacco

1982-05-22 Publication of DK515081A publication Critical patent/DK515081A/da

1991-03-11 Publication of DK160400B publication Critical patent/DK160400B/da

1991-09-16 Application granted granted Critical

1991-09-16 Publication of DK160400C publication Critical patent/DK160400C/da

Links

235000019504 cigarettes Nutrition 0.000 title 1

Classifications

- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
- A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D1/00—Cigars; Cigarettes
- A24D1/02—Cigars; Cigarettes with special covers
- A24D1/027—Cigars; Cigarettes with special covers with ventilating means, e.g. perforations

DK515081A 1980-11-21 1981-11-20 Cigaretfilter DK160400C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US20895180		1980-11-21
US06/208,951 US4362171A (en)	1980-11-21	1980-11-21	Cigarette filter

Publications (3)

Publication Number	Publication Date
DK515081A DK515081A (da)	1982-05-22
DK160400B DK160400B (da)	1991-03-11
DK160400C true DK160400C (da)	1991-09-16

Family

ID=22776728

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK515081A DK160400C (da)	1980-11-21	1981-11-20	Cigaretfilter

Country Status (42)

Country	Link
US (1)	US4362171A (da)
JP (1)	JPS57110184A (da)
KR (1)	KR830006940A (da)
AR (1)	AR225845A1 (da)
AT (1)	ATA456981A (da)
AU (1)	AU541394B2 (da)
BE (1)	BE890914A (da)
BG (1)	BG38485A3 (da)
BR (1)	BR8107539A (da)
CA (1)	CA1166924A (da)
CH (1)	CH654986A5 (da)
CS (1)	CS225147B2 (da)
DE (1)	DE3143965A1 (da)
DK (1)	DK160400C (da)
EG (1)	EG15083A (da)
ES (1)	ES270888Y (da)
FI (1)	FI70778C (da)
FR (1)	FR2494566A1 (da)
GB (1)	GB2088191B (da)
GR (1)	GR76319B (da)
HK (1)	HK8785A (da)
HU (1)	HU187469B (da)
IE (1)	IE52304B1 (da)
IL (1)	IL64270A0 (da)
IN (1)	IN157509B (da)
IT (1)	IT1139808B (da)
KE (1)	KE3470A (da)
LU (1)	LU83726A1 (da)
MX (1)	MX152732A (da)
MY (1)	MY8500874A (da)
NL (1)	NL191252C (da)
NO (1)	NO153871C (da)
NZ (1)	NZ198848A (da)
PH (1)	PH18515A (da)
PL (1)	PL129929B1 (da)
SE (1)	SE450328B (da)
SG (1)	SG68684G (da)
SU (1)	SU1184430A3 (da)
TR (1)	TR21005A (da)
YU (1)	YU259381A (da)
ZA (1)	ZA817589B (da)
ZW (1)	ZW26581A1 (da)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4446878A (en) *	1981-09-21	1984-05-08	Brown & Williamson Tobacco Corporation	Cigarette filter
US4724848A (en) *	1982-08-18	1988-02-16	British-American Tobacco Company Limited	Smoking article filters
DE3374164D1 (en) *	1982-09-01	1987-12-03	Imp Tobacco Co Ltd	Tipping assembly for an elongate smoking article
US4526183A (en) *	1982-09-30	1985-07-02	Philip Morris Incorporated	Filter cigarette
US4532943A (en) *	1982-09-30	1985-08-06	Philip Morris Incorporated	Adjustable filter cigarette
US4649944A (en) *	1982-09-30	1987-03-17	Philip Morris Incorporated	Filter cigarette
US4570649A (en) *	1982-09-30	1986-02-18	Philip Morris Incorporated	Filter cigarette
US4527573A (en) *	1982-11-05	1985-07-09	Philip Morris Incorporated	Filter cigarette
GB8330894D0 (en) *	1983-11-18	1983-12-29	British American Tobacco Co	Smoking-article mouthpiece elements
US4620557A (en) *	1983-12-05	1986-11-04	Brown & Williamson Tobacco Corporation	Cigarette having a mouthpiece and method of making same
US4542754A (en) *	1983-12-05	1985-09-24	Brown & Williamson Tobacco Corporation	Filtered cigarette
US4580584A (en) *	1984-02-21	1986-04-08	Brown & Williamson Tobacco Corporation	Cigarette filter
DE3408415A1 (de) *	1984-03-08	1985-09-19	H.F. & Ph.F. Reemtsma Gmbh & Co, 2000 Hamburg	Filtercigarette mit ventiliertem hohlmundstueck
GB8407671D0 (en) *	1984-03-23	1984-05-02	Brritish American Tobacco Co L	Smoking article mouth-piece elements
US4617946A (en) *	1984-11-09	1986-10-21	Brown & Williamson Tobacco Corporation	Tobacco smoke mouthpiece and method of making same
GB8429104D0 (en) *	1984-11-17	1984-12-27	British American Tobacco Co	Tobacco smoke filters
US4649943A (en) *	1985-02-11	1987-03-17	Brown & Williamson Tobacco Corporation	Cigarette filter and method of making the same
US4681125A (en) *	1985-03-06	1987-07-21	Brown & Williamson Tobacco Corporation	Mouthpiece for tobacco smoke article
GB8531659D0 (en) *	1985-12-23	1986-02-05	British American Tobacco Co	Smoking articles
US4708150A (en) *	1986-08-25	1987-11-24	Brown & Williamson Tobacco Corporation	Cigarette filter
GB8713904D0 (en) *	1987-06-15	1987-07-22	Tabac Fab Reunies Sa	Filter for smoking articles
US5178166A (en) *	1990-09-20	1993-01-12	Philip Morris Incorporated	Filter cigarette
US5195543A (en) *	1991-10-28	1993-03-23	American Filtrona Corporation	Balanced flow tobacco smoke filter
US5392792A (en) *	1993-04-13	1995-02-28	R. J. Reynolds Tobacco Company	Reduced gas phase cigarette
AU2006202993B2 (en) *	2001-12-18	2007-09-20	British American Tobacco (Investments) Limited	Ventilated smoking article
ES2269284T3 (es) *	2001-12-18	2007-04-01	British American Tobacco (Germany) Gmbh	Filtro para un articulo fumable.
GB0809865D0 (en)	2008-05-30	2008-07-09	British American Tobacco Co	Filter for a smoking article
US9848636B2 (en)	2013-09-05	2017-12-26	Lorillard Tobacco Company	Filter components, filters, smoking articles, and related methods, all for the controlled delivery of aerosols

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3490461A (en) *	1967-04-20	1970-01-20	Philip Morris Inc	Cigarette ventilation
FR1531543A (fr) *	1967-05-22	1968-07-05	Seita	Nouvel embout pour produits à fumer
FR2142412A5 (da) *	1972-06-13	1973-01-26	Seita
GB1428018A (en) *	1973-02-27	1976-03-17	British American Tobacco Co	Filtering device for a smoking product
US3910288A (en) *	1973-02-27	1975-10-07	Brown & Williamson Tobacco	Programmed filter
US4022221A (en) *	1975-10-31	1977-05-10	American Filtrona Corporation	Tobacco smoke filter
US4256122A (en) *	1979-04-11	1981-03-17	Brown & Williamson Tobacco Corporation	Cigarette filter

1980
- 1980-11-20 TR TR21005A patent/TR21005A/xx unknown
- 1980-11-21 US US06/208,951 patent/US4362171A/en not_active Expired - Lifetime
1981
- 1981-07-20 SU SU813356835A patent/SU1184430A3/ru active
- 1981-10-20 CH CH6685/81A patent/CH654986A5/de not_active IP Right Cessation
- 1981-10-22 AU AU76724/81A patent/AU541394B2/en not_active Expired
- 1981-10-27 AT AT0456981A patent/ATA456981A/de not_active Application Discontinuation
- 1981-10-29 BE BE0/206386A patent/BE890914A/fr not_active IP Right Cessation
- 1981-10-29 LU LU83726A patent/LU83726A1/fr unknown
- 1981-11-02 YU YU02593/81A patent/YU259381A/xx unknown
- 1981-11-03 ZA ZA817589A patent/ZA817589B/xx unknown
- 1981-11-03 NZ NZ198848A patent/NZ198848A/xx unknown
- 1981-11-03 AR AR287319A patent/AR225845A1/es active
- 1981-11-04 ZW ZW265/81A patent/ZW26581A1/xx unknown
- 1981-11-04 IN IN1227/CAL/81A patent/IN157509B/en unknown
- 1981-11-05 NL NL8105011A patent/NL191252C/xx not_active IP Right Cessation
- 1981-11-05 DE DE19813143965 patent/DE3143965A1/de active Granted
- 1981-11-07 JP JP56178908A patent/JPS57110184A/ja active Pending
- 1981-11-09 HU HU813340A patent/HU187469B/hu unknown
- 1981-11-10 IE IE2636/81A patent/IE52304B1/en unknown
- 1981-11-11 IL IL64270A patent/IL64270A0/xx active IP Right Revival
- 1981-11-17 SE SE8106833A patent/SE450328B/sv unknown
- 1981-11-18 CS CS818471A patent/CS225147B2/cs unknown
- 1981-11-18 FR FR8121573A patent/FR2494566A1/fr active Granted
- 1981-11-19 IT IT25187/81A patent/IT1139808B/it active
- 1981-11-19 BR BR8107539A patent/BR8107539A/pt unknown
- 1981-11-19 GR GR66569A patent/GR76319B/el unknown
- 1981-11-19 MX MX190224A patent/MX152732A/es unknown
- 1981-11-19 KR KR1019810004471A patent/KR830006940A/ko unknown
- 1981-11-20 NO NO813946A patent/NO153871C/no not_active IP Right Cessation
- 1981-11-20 PL PL1981233918A patent/PL129929B1/pl unknown
- 1981-11-20 ES ES1981270888U patent/ES270888Y/es not_active Expired
- 1981-11-20 CA CA000390571A patent/CA1166924A/en not_active Expired
- 1981-11-20 FI FI813711A patent/FI70778C/fi not_active IP Right Cessation
- 1981-11-20 BG BG054235A patent/BG38485A3/xx unknown
- 1981-11-20 GB GB8135024A patent/GB2088191B/en not_active Expired
- 1981-11-20 DK DK515081A patent/DK160400C/da not_active IP Right Cessation
- 1981-11-21 EG EG679/81A patent/EG15083A/xx active
- 1981-11-23 PH PH26530-AA patent/PH18515A/en unknown
1984
- 1984-09-21 SG SG686/84A patent/SG68684G/en unknown
- 1984-10-17 KE KE3470A patent/KE3470A/xx unknown
1985
- 1985-01-31 HK HK87/85A patent/HK8785A/xx not_active IP Right Cessation
- 1985-12-30 MY MY874/85A patent/MY8500874A/xx unknown

Also Published As

Publication number	Publication date
TR21005A (tr)	1983-05-01
SG68684G (en)	1985-03-15
AU7672481A (en)	1982-04-29
IE812636L (en)	1982-05-21
BE890914A (fr)	1982-02-15
NO153871C (no)	1986-06-11
HK8785A (en)	1985-02-08
PL233918A1 (da)	1982-06-07
LU83726A1 (fr)	1982-02-18
FI70778B (fi)	1986-07-18
EG15083A (en)	1985-12-31
IN157509B (da)	1986-04-12
AR225845A1 (es)	1982-04-30
GB2088191B (en)	1984-08-08
AU541394B2 (en)	1985-01-03
ZW26581A1 (en)	1982-05-26
IT8125187A0 (it)	1981-11-19
FR2494566B1 (da)	1984-11-09
DE3143965C2 (da)	1987-05-21
PL129929B1 (en)	1984-06-30
DK515081A (da)	1982-05-22
KR830006940A (ko)	1983-10-12
SE450328B (sv)	1987-06-22
MX152732A (es)	1985-10-23
GB2088191A (en)	1982-06-09
SE8106833L (sv)	1982-05-22
NO813946L (no)	1982-05-24
ES270888U (es)	1983-09-01
CA1166924A (en)	1984-05-08
DK160400B (da)	1991-03-11
YU259381A (en)	1983-10-31
BG38485A3 (en)	1985-12-16
NL8105011A (nl)	1982-06-16
ATA456981A (de)	1985-05-15
ES270888Y (es)	1984-03-16
FI70778C (fi)	1986-10-27
NL191252B (nl)	1994-11-16
FR2494566A1 (fr)	1982-05-28
IE52304B1 (en)	1987-09-02
IT1139808B (it)	1986-09-24
DE3143965A1 (de)	1982-06-24
NL191252C (nl)	1995-04-18
NZ198848A (en)	1983-12-16
CS225147B2 (en)	1984-02-13
FI813711L (fi)	1982-05-22
JPS57110184A (en)	1982-07-08
IL64270A0 (en)	1982-02-28
CH654986A5 (de)	1986-03-27
ZA817589B (en)	1982-10-27
GR76319B (da)	1984-08-04
US4362171A (en)	1982-12-07
NO153871B (no)	1986-03-03
SU1184430A3 (ru)	1985-10-07
KE3470A (en)	1984-11-09
BR8107539A (pt)	1982-08-17
PH18515A (en)	1985-08-02
HU187469B (en)	1986-01-28
MY8500874A (en)	1985-12-31

Legal Events

Date	Code	Title	Description
2001-12-03	PUP	Patent expired

Publication	Publication Date	Title
AT381010B (de)	1986-08-11	Zigarettenfilter
DK159990C (da)	1991-07-01	Filtercigaret
DK160400C (da)	1991-09-16	Cigaretfilter
AT378111B (de)	1985-06-25	Zigarettenfilter
DK152328C (da)	1988-08-01	Cigaretfilter
AT378110B (de)	1985-06-25	Zigarettenfilter
AT383016B (de)	1987-05-11	Zigarettenfilter
AT381214B (de)	1986-09-10	Zigarettenfilter
DK153280C (da)	1988-11-14	Cigaretfilter
DK417782A (da)	1983-03-22	Cigaretfilter
AT384713B (de)	1987-12-28	Zigarettenfilter
DK344682A (da)	1983-02-04	Filtercigaret
AT384528B (de)	1987-11-25	Zigarettenfilter
NO820100L (no)	1982-07-16	Sigarettfilter
DK145783D0 (da)	1983-03-30	Cigaretfilter
MD7B1 (ro)	1994-03-31	Filtru pentru tigari