Patents
Sitemap › A24 - Tobacco; Cigars; Cigarettes; Smokers' requisites › A24D - Cigars; Cigarettes; Tobacco smoke filters; Mouthpieces for cigars or cigarettes; Manufacture of tobacco smoke filters or mouthpieces › A24D 3 - Tobacco smoke filters, e.g. filter-tips, filtering inserts; Mouthpieces for cigars or cigarettes
Patents for A24D 3 - Tobacco smoke filters, e.g. filter-tips, filtering inserts; Mouthpieces for cigars or cigarettes (8,806)
10/1985
10/29/1985US4549875 Manufacture of tobacco smoke filters
10/29/1985CA1195898A1 Cigarettes
10/16/1985EP0158080A1 Adjustable-delivery cigarette
10/15/1985US4547253 Device for making grooves in cigarette filters
10/08/1985US4546040 Cigarette filter and method of manufacture
10/08/1985US4545391 Cigarette filter
10/08/1985CA1194753A1 Smoke filter
10/02/1985EP0156531A1 Apparatus for forming annular grooves or slits in rod-shaped articles
09/1985
09/24/1985US4542754 Filtered cigarette
09/17/1985US4541826 Method and apparatus for making composite filter rods
09/17/1985US4541825 Low air pressure method and apparatus for forming filter rods
09/10/1985US4540005 Cigarette having a mouthpiece
08/1985
08/27/1985US4537583 Method and apparatus for conveying filter tow
08/27/1985CA1192468A1 Smoke filters
08/27/1985CA1192393A1 Apparatus and method for applying plasticizers to fibrous filter material
08/21/1985EP0151732A1 Ventilated cigarette filter with a grooved filter
08/20/1985US4536149 Apparatus for making grooves in cigarette filters
08/20/1985US4535793 Smoking article filters
08/06/1985US4533427 Device for making grooves in cigarette filters
08/06/1985US4532947 Filter for reducing the toxic effects of cigarette tobacco smoke
08/06/1985US4532943 Adjustable filter cigarette
08/06/1985US4532942 Miniature tobacco filters
07/1985
07/30/1985CA1191066A1 Method and apparatus for production of smoke filter components
07/30/1985CA1191065A1 Tobacco smoke filters
07/24/1985EP0148818A1 Improved tobacco filter
07/09/1985US4527573 Filter cigarette
07/09/1985US4527572 Tobacco smoke filters
07/09/1985CA1190115A1 Filter device
07/09/1985CA1190114A1 Tobacco smoke filter contoured to provide undiluted air flow and method and apparatus for manufacturing same
07/09/1985CA1190113A1 Tobacco smoke filter and method and apparatus for making the same
07/04/1985WO1985002848A1 Hydrophobic, crystalline, microporous silaceous materials of regular geometry
07/03/1985EP0147216A2 Method of re-using waste fibres
07/02/1985US4526183 Filter cigarette
07/02/1985CA1189784A1 Tow cutter
06/1985
06/26/1985EP0146114A1 Cigarette with a ventilated mouthpiece of one piece
06/25/1985US4525385 Spraying or injecting into gas flow
06/25/1985US4525161 Method for producing tobacco smoke filters
06/25/1985US4524785 Method and apparatus for forming perforations in bar-like articles
06/18/1985US4524051 Drying and firing a substrate impregnated with a stannic oxide liquid dispersion
06/18/1985CA1188951A1 Cigarette filter
06/18/1985CA1188950A1 Cigarette filter
06/11/1985US4522616 Method and apparatus for forming cigarette filter rods
06/11/1985US4522295 Device for dividing a stream of loose material
06/11/1985CA1188591A1 Tobacco smoke filters
06/04/1985US4521493 Fiber filter and stabilizer formulation
06/04/1985CA1188187A1 Cigarettes
05/1985
05/21/1985US4517996 Ventilated filter and smoke dispersing mouthpiece
05/21/1985US4517995 Filters for polynuclear aromatic hydrocarbon-containing smoke
05/14/1985US4517046 Device for making grooves in cigarette filters
05/14/1985US4516589 Ammonium or alkali metal salt and cellulose
05/07/1985US4515170 Ventilated mouthpiece for a smoking article
05/07/1985CA1186583A1 Method and apparatus for forming cigarette filter rods
04/1985
04/30/1985US4514249 Device for making grooves in cigarette filters
04/30/1985US4514180 Method of making filter for a cigarette product
04/16/1985US4511420 Continuous rod manufacture
04/16/1985US4510885 Apparatus for applying atomized liquid plasticizer to a running tow of filamentary filter material
04/09/1985US4509452 Application of liquid additives to cigarette filter tow
04/03/1985EP0136092A1 Apparatus for inspecting cigarette bundles
04/02/1985US4508525 Method and apparatus for producing tobacco smoke filter having improved tar/carbon monoxide ratio
04/02/1985CA1184824A1 Filtering means
03/1985
03/26/1985US4507256 Extrusion, plasticizing, nucleation
03/26/1985US4507107 Filter manufacturing technique
03/26/1985US4506683 Ventilated mouthpiece for a smoking article
03/20/1985EP0134205A1 Tobacco smoke filter
03/20/1985EP0041998B1 Miniature tobacco filters
03/12/1985US4503869 Cigarette mouthpiece
03/12/1985US4503866 Cigarette or filter rod cut-off device
02/1985
02/26/1985US4501579 Cigarette filter units
02/19/1985US4499912 Free air dilution smoke filter and method and apparatus for fabricating same
02/19/1985US4499910 Cutting head for a cigarette filter attachment machine
02/19/1985CA1182712A1 Free air dilution smoke filter and method and apparatus for fabricating same
02/13/1985EP0132903A1 Cigarette filter, method and apparatus for making same
02/12/1985US4498488 Cigarette filter
02/12/1985US4498487 Rod-like smoking article with secondary air channels and apparatus for producing such an article
02/12/1985US4498485 Medicating smokable tobacco
02/05/1985US4497276 Apparatus and method for applying plasticizers to fibrous filter material
01/1985
01/17/1985WO1985000092A1 Improved tobacco filter
01/15/1985US4493331 Cigarette filter
01/08/1985US4492240 Smoke filter
01/08/1985US4492238 Method and apparatus for production of smoke filter components
12/1984
12/18/1984US4488563 Filter plug
12/12/1984EP0128031A2 Manufacture of tobacco smoke filters
12/11/1984CA1179232A1 Tobacco product
12/04/1984US4486186 Method and machine for making filter rod sections for cigarettes or the like
11/1984
11/27/1984CA1178511A1 Cigarette filter
11/16/1984EP0116085A4 Interferon and interferon inducers combined with tobacco products.
11/14/1984EP0125027A1 Buccal end device for a smoking rod
11/14/1984EP0124737A2 Granules of A-type zeolite bonded by magnesium silicates, process for their production and their use
11/13/1984US4481960 Cigarettes
11/13/1984US4481959 Filtering means
11/13/1984US4481958 Combustible carbon filter and smoking product
11/13/1984US4481954 Cigarettes
11/13/1984CA1177721A1 Cigarette filter
11/07/1984EP0124179A1 Method and equipment for producing a filter for a cigarette
11/06/1984US4480982 Apparatus for making grooves in cigarette filters
11/06/1984US4480649 Filter device
10/1984
10/30/1984CA1176941A1 Tobacco smoke filter
10/30/1984CA1176940A1 Filter for cigarette product and method for making same
10/30/1984CA1176939A1 Cigarette filter
10/23/1984US4478229 Smoke filters
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