BR8301573A - Filtro para cigarro - Google Patents

Filtro para cigarro

Info

Publication number
BR8301573A
BR8301573A BR8301573A BR8301573A BR8301573A BR 8301573 A BR8301573 A BR 8301573A BR 8301573 A BR8301573 A BR 8301573A BR 8301573 A BR8301573 A BR 8301573A BR 8301573 A BR8301573 A BR 8301573A
Authority
BR
Brazil
Prior art keywords
cigarette filter
cigarette
filter
Prior art date
Application number
BR8301573A
Other languages
English (en)
Portuguese (pt)
Inventor
Donald A Silberstein
Andrew Mcmurtrie
Original Assignee
Brown & Williamson Tobacco 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
Application filed by Brown & Williamson Tobacco Corp filed Critical Brown & Williamson Tobacco Corp
Publication of BR8301573A publication Critical patent/BR8301573A/pt

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
    • 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
BR8301573A 1982-03-31 1983-03-28 Filtro para cigarro BR8301573A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/364,113 US4424819A (en) 1982-03-31 1982-03-31 Cigarette filter

Publications (1)

Publication Number Publication Date
BR8301573A true BR8301573A (pt) 1983-12-06

Family

ID=23433073

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8301573A BR8301573A (pt) 1982-03-31 1983-03-28 Filtro para cigarro

Country Status (34)

Country Link
US (1) US4424819A (enEXAMPLES)
JP (1) JPS58170470A (enEXAMPLES)
KR (1) KR840003792A (enEXAMPLES)
AT (1) AT384529B (enEXAMPLES)
AU (1) AU539329B2 (enEXAMPLES)
BE (1) BE896174A (enEXAMPLES)
BG (1) BG38935A3 (enEXAMPLES)
BR (1) BR8301573A (enEXAMPLES)
CA (1) CA1197431A (enEXAMPLES)
CH (1) CH657968A5 (enEXAMPLES)
DE (1) DE3310748C2 (enEXAMPLES)
DK (1) DK159366C (enEXAMPLES)
EG (1) EG16140A (enEXAMPLES)
ES (1) ES279887Y (enEXAMPLES)
FI (1) FI70368C (enEXAMPLES)
FR (1) FR2524272B1 (enEXAMPLES)
GB (1) GB2117221B (enEXAMPLES)
GR (1) GR79240B (enEXAMPLES)
HU (1) HU185358B (enEXAMPLES)
IL (1) IL68289A (enEXAMPLES)
IN (1) IN157452B (enEXAMPLES)
IT (1) IT1161926B (enEXAMPLES)
LU (1) LU84684A1 (enEXAMPLES)
NL (1) NL186134C (enEXAMPLES)
NO (1) NO155034C (enEXAMPLES)
NZ (1) NZ203424A (enEXAMPLES)
PH (1) PH19224A (enEXAMPLES)
PL (1) PL137685B1 (enEXAMPLES)
RO (1) RO88368A (enEXAMPLES)
SE (1) SE458331B (enEXAMPLES)
TR (1) TR21586A (enEXAMPLES)
YU (1) YU73683A (enEXAMPLES)
ZA (1) ZA831897B (enEXAMPLES)
ZW (1) ZW6983A1 (enEXAMPLES)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503869A (en) * 1983-06-10 1985-03-12 Brown & Williamson Tobacco Corporation Cigarette mouthpiece
GB8407671D0 (en) * 1984-03-23 1984-05-02 Brritish American Tobacco Co L Smoking article mouth-piece elements
US4681125A (en) * 1985-03-06 1987-07-21 Brown & Williamson Tobacco Corporation Mouthpiece for tobacco smoke article
JP2549367Y2 (ja) * 1991-02-20 1997-09-30 株式会社小松製作所 圧油供給装置
US20100059075A1 (en) * 2008-09-09 2010-03-11 Steve Woodson Ventilated smoking material perforation apparatus and method
US20100059072A1 (en) * 2008-09-09 2010-03-11 Steve Woodson Ventilated smoking material perforation apparatus, method and product

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1296231A (fr) * 1960-08-15 1962-06-15 Produit de tabac, tel que cigarette et cigare
CH383858A (de) * 1960-08-15 1964-10-31 Siegenheim Max Zigarette oder Zigarre
US3503406A (en) * 1968-10-28 1970-03-31 Lawrence Murry Riegel Cigarettes
US3910288A (en) 1973-02-27 1975-10-07 Brown & Williamson Tobacco Corp 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
US4343319A (en) 1980-11-28 1982-08-10 Brown & Williamson Tobacco Corporation Cigarette filter
US4338956A (en) * 1980-12-05 1982-07-13 Brown & Williamson Tobacco Corporation Cigarette filter
GB2101869A (en) * 1981-07-06 1983-01-26 Filtrona Ltd Filtering means

Also Published As

Publication number Publication date
DK145783D0 (da) 1983-03-30
DE3310748C2 (de) 1985-02-07
PH19224A (en) 1986-02-12
CH657968A5 (de) 1986-10-15
SE458331B (sv) 1989-03-20
NO155034C (no) 1987-02-04
SE8301709D0 (sv) 1983-03-28
GR79240B (enEXAMPLES) 1984-10-22
FI70368C (fi) 1986-09-19
HU185358B (en) 1985-01-28
BE896174A (fr) 1983-07-18
AT384529B (de) 1987-11-25
IN157452B (enEXAMPLES) 1986-04-05
NO830910L (no) 1983-10-03
JPS58170470A (ja) 1983-10-07
AU539329B2 (en) 1984-09-20
ZA831897B (en) 1983-12-28
ES279887Y (es) 1986-01-01
IL68289A0 (en) 1983-07-31
US4424819A (en) 1984-01-10
JPS6132952B2 (enEXAMPLES) 1986-07-30
RO88368A (ro) 1986-01-30
GB2117221B (en) 1986-05-29
ES279887U (es) 1985-06-01
IT8320405A0 (it) 1983-03-31
CA1197431A (en) 1985-12-03
ATA84583A (de) 1987-05-15
YU73683A (en) 1985-10-31
EG16140A (en) 1991-06-30
DK145783A (da) 1983-10-01
FR2524272A1 (fr) 1983-10-07
SE8301709L (sv) 1983-10-01
FI830934A0 (fi) 1983-03-21
PL241294A1 (en) 1983-10-10
IT1161926B (it) 1987-03-18
DE3310748A1 (de) 1983-10-13
NO155034B (no) 1986-10-27
AU1192683A (en) 1983-10-06
FI70368B (fi) 1986-03-27
ZW6983A1 (en) 1983-06-08
NZ203424A (en) 1985-07-12
DK159366B (da) 1990-10-08
NL186134C (nl) 1990-10-01
IL68289A (en) 1985-09-29
KR840003792A (ko) 1984-10-04
GB8308844D0 (en) 1983-05-11
FI830934L (fi) 1983-10-01
NL8301000A (nl) 1983-10-17
NL186134B (nl) 1990-05-01
TR21586A (tr) 1984-11-01
BG38935A3 (en) 1986-03-14
PL137685B1 (en) 1986-07-31
FR2524272B1 (fr) 1986-01-24
DK159366C (da) 1991-04-29
LU84684A1 (fr) 1983-09-08
GB2117221A (en) 1983-10-12

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 28/03/98