ZW26581A1 - Improved cigarette filter - Google Patents

Improved cigarette filter

Info

Publication number
ZW26581A1
ZW26581A1 ZW265/81A ZW26581A ZW26581A1 ZW 26581 A1 ZW26581 A1 ZW 26581A1 ZW 265/81 A ZW265/81 A ZW 265/81A ZW 26581 A ZW26581 A ZW 26581A ZW 26581 A1 ZW26581 A1 ZW 26581A1
Authority
ZW
Zimbabwe
Prior art keywords
cigarette filter
improved cigarette
improved
filter
cigarette
Prior art date
Application number
ZW265/81A
Other languages
English (en)
Inventor
Robert Reiner Johnson
Daniel Verdin 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.)
Filing date
Publication date
Application filed by Brown & Williamson Tobacco filed Critical Brown & Williamson Tobacco
Publication of ZW26581A1 publication Critical patent/ZW26581A1/xx

Links

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
ZW265/81A 1980-11-21 1981-11-04 Improved cigarette filter ZW26581A1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZW26581A1 true ZW26581A1 (en) 1982-05-26

Family

ID=22776728

Family Applications (1)

Application Number Title Priority Date Filing Date
ZW265/81A ZW26581A1 (en) 1980-11-21 1981-11-04 Improved cigarette filter

Country Status (42)

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

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
EP0102247B1 (en) * 1982-09-01 1987-10-28 Imperial Tobacco Limited Tipping assembly for an elongate smoking article
US4526183A (en) * 1982-09-30 1985-07-02 Philip Morris Incorporated Filter cigarette
US4649944A (en) * 1982-09-30 1987-03-17 Philip Morris Incorporated Filter cigarette
US4532943A (en) * 1982-09-30 1985-08-06 Philip Morris Incorporated Adjustable 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
DK1321050T3 (da) 2001-12-18 2007-02-12 Bat Cigarettenfab Gmbh Filter til en rygbar artikel
AU2006202993B2 (en) * 2001-12-18 2007-09-20 British American Tobacco (Investments) Limited Ventilated smoking article
GB0809865D0 (en) 2008-05-30 2008-07-09 British American Tobacco Co Filter for a smoking article
WO2015035220A1 (en) 2013-09-05 2015-03-12 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 ( ) * 1972-06-13 1973-01-26 Seita
US3910288A (en) * 1973-02-27 1975-10-07 Brown & Williamson Tobacco Programmed filter
GB1428018A (en) * 1973-02-27 1976-03-17 British American Tobacco Co Filtering device for a smoking product
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

Also Published As

Publication number Publication date
FI70778B (fi) 1986-07-18
ES270888Y (es) 1984-03-16
EG15083A (en) 1985-12-31
DK515081A (da) 1982-05-22
CA1166924A (en) 1984-05-08
IL64270A0 (en) 1982-02-28
NL191252C (nl) 1995-04-18
TR21005A (tr) 1983-05-01
GB2088191A (en) 1982-06-09
KR830006940A (ko) 1983-10-12
NO153871B (no) 1986-03-03
SE8106833L (sv) 1982-05-22
IE812636L (en) 1982-05-21
AU541394B2 (en) 1985-01-03
NZ198848A (en) 1983-12-16
JPS57110184A (en) 1982-07-08
BG38485A3 (en) 1985-12-16
BR8107539A (pt) 1982-08-17
AR225845A1 (es) 1982-04-30
DK160400B (da) 1991-03-11
CS225147B2 (en) 1984-02-13
AU7672481A (en) 1982-04-29
SG68684G (en) 1985-03-15
PL129929B1 (en) 1984-06-30
DE3143965A1 (de) 1982-06-24
BE890914A (fr) 1982-02-15
CH654986A5 (de) 1986-03-27
GR76319B ( ) 1984-08-04
ES270888U (es) 1983-09-01
HK8785A (en) 1985-02-08
IE52304B1 (en) 1987-09-02
PH18515A (en) 1985-08-02
NO153871C (no) 1986-06-11
IT8125187A0 (it) 1981-11-19
NL191252B (nl) 1994-11-16
US4362171A (en) 1982-12-07
NO813946L (no) 1982-05-24
ATA456981A (de) 1985-05-15
ZA817589B (en) 1982-10-27
MX152732A (es) 1985-10-23
MY8500874A (en) 1985-12-31
FR2494566A1 (fr) 1982-05-28
LU83726A1 (fr) 1982-02-18
DK160400C (da) 1991-09-16
IN157509B ( ) 1986-04-12
NL8105011A (nl) 1982-06-16
SU1184430A3 (ru) 1985-10-07
FI70778C (fi) 1986-10-27
HU187469B (en) 1986-01-28
FR2494566B1 ( ) 1984-11-09
PL233918A1 ( ) 1982-06-07
IT1139808B (it) 1986-09-24
YU259381A (en) 1983-10-31
SE450328B (sv) 1987-06-22
GB2088191B (en) 1984-08-08
DE3143965C2 ( ) 1987-05-21
FI813711L (fi) 1982-05-22
KE3470A (en) 1984-11-09

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