Patents for A24D 3 - Tobacco smoke filters, e.g. filter-tips, filtering inserts; Mouthpieces for cigars or cigarettes (8,806)
01/1987
01/27/1987US4638818 Method of making a filter cigarette
01/20/1987US4637409 Tobacco smoke filter and method and apparatus for making same
01/20/1987US4637408 Filter material for the removal of nitric oxide
01/13/1987US4636183 Apparatus for making grooves in cigarette filters
01/13/1987US4636182 Filter manufacturing method for the production of pre-filters to remove harmful substances in cigarette smoke by use of pine needles
01/07/1987CN85201575U Cigarette holder wich is able to hold ash
12/1986
12/30/1986EP0205484A1 Filter for smokers' requisites
12/24/1986CN85104492A Fiber filter and stabilizer formulation
12/23/1986US4631693 System for monitoring the operation of output transducers of a central control and monitoring unit for machines and/or devices usable in production and/or product packaging lines
12/23/1986US4631045 Apparatus for producing a rod-like smoking article with secondary air channels
12/23/1986US4630620 Cigarette with condensing surface therein
12/10/1986EP0204512A2 Porous cellulose ester articles having striated surfaces
11/1986
11/11/1986US4621651 Filter tip for a smoking product
11/04/1986US4620557 Cigarette having a mouthpiece and method of making same
11/04/1986US4620553 Tobacco smoke filters
11/04/1986US4620552 Method and apparatus for making and manipulating streams of fibrous material
11/04/1986CA1213493A2 Cigarettes and methods of manufacture
10/1986
10/28/1986US4619279 Tobacco smoke filter
10/21/1986US4618339 Conveying continuous filter material
10/21/1986US4618293 Method and apparatus for pneumatically transporting rod-shaped articles of the tobacco processing industry
10/21/1986US4617946 Tobacco smoke mouthpiece and method of making same
10/21/1986CA1212931A1 Oxidation catalysts
10/14/1986US4616664 Tobacco product
10/14/1986CA1212593A1 Buccal end device for a smoking rod
10/08/1986EP0196867A2 Localized liquid additive application system for continuous cylindrical product
10/08/1986CN86101963A Localized liquid additive application system for continous cylindrical product
10/07/1986US4615344 Cigarette with automatic ventilation valve
10/07/1986CA1212295A2 Free air dilution smoke filter and method and apparatus for fabricating same
10/07/1986CA1212294A2 Adjustable filter cigarette and a method of manufacture thereof
09/1986
09/30/1986US4614199 Smoke filter having extended film overwrap and method and apparatus for fabricating same
09/30/1986CA1212010A1 Adjustable filter cigarette and a method of manufacture thereof
09/30/1986CA1212009A1 Filter for reducing the toxic effects of cigarette tobacco smoke
09/30/1986CA1212008A1 Smoke filter having extended film overwrap and method and apparatus for fabricating same
09/24/1986CN86101153A Adhesive application method for manufacturing cigarette filter elements
09/16/1986US4612445 System for monitoring the operation of input circuits to a central control and monitoring unit for machines and/or devices usable in production and/or product packaging lines
09/16/1986US4611607 Cigarette filter
09/10/1986EP0193670A1 Ventilated cigarette
09/09/1986CA1211022A1 Cigarette filter assembly
09/02/1986US4608999 Cigarette filter
09/02/1986CA1210659A1 Process for preparing filter rods
09/02/1986CA1210658A1 Tobacco-smoke filters
08/1986
08/26/1986CA1210297A1 Cigarettes and methods of manufacture
08/26/1986CA1210296A1 Filter tip for a smoking product
08/19/1986US4607252 Monitoring system for production lines
08/12/1986USRE32221 Variable dilution filter
08/12/1986US4605014 Machine for the production of smokers' products with cavities between their rod-shaped components
08/06/1986EP0189980A1 Filter cigarette
07/1986
07/29/1986US4602647 Ventilating tip for a smokable article
07/29/1986CA1208517A1 Ventilated mouthpiece for a smoking article
07/22/1986US4601686 Production of tobacco-smoke filters
07/22/1986US4601298 Filter cigarette
07/22/1986CA1208098A1 Cigarette filters and method of manufacturing same
07/15/1986US4600027 Cigarette and method of making it
07/08/1986US4598720 Pelleted cigarette
07/02/1986CA1206833A Tobacco smoke filter
06/1986
06/24/1986CA1206389A1 Method and apparatus for conveying filter tow
06/19/1986WO1986003381A1 Filter for smokers' requisites
06/17/1986CA1206054A1 Apparatus for making grooves in cigarette filters
06/10/1986US4593707 Variably ventilated filter cigarette
06/10/1986US4593706 Producing filler material, particularly for cigarette filters
06/03/1986US4592949 Vinylidene fluoride resin split yarn, process for production thereof and filter comprising the same
05/1986
05/28/1986EP0182055A1 Variable air dilution cigarette filter
05/27/1986CA1204978A1 Application of additives to cigarette filter tow
05/20/1986CA1204645A1 Low air pressure method and apparatus for forming filter rods
05/14/1986EP0166764A4 Hydrophobic, crystalline, microporous silaceous materials of regular geometry.
05/13/1986US4587982 Tipping assembly for an elongate smoking article
04/1986
04/29/1986US4585015 Cigarette filter
04/22/1986US4583560 Tobacco smoke filter
04/15/1986US4582732 Controlled application of plasticizer to tow
04/15/1986US4582073 Check valve type cigarette mouthpiece
04/15/1986US4582072 Cigarette filter
04/15/1986US4582071 Tipping assembly for an elongate smoking article
04/15/1986CA1203138A1 Filter cigarette
04/09/1986EP0177227A1 Improvements relating to smoking articles
04/08/1986US4580939 Feeding device for cigarette filters and similar rods
04/08/1986US4580584 Cigarette filter
04/01/1986US4579130 Extrusion crystalling propylene polymer blend forming tow, heatingand twisting
03/1986
03/27/1986WO1986001692A1 Tobacco filter
03/25/1986US4578053 Tobacco-smoke filters
03/19/1986EP0174645A2 Smoking article
03/18/1986US4576187 Variable air dilution cigarette filter
03/11/1986US4575368 Method and apparatus for making filters
03/11/1986US4574820 Buccal end device for a smoking rod
02/1986
02/18/1986US4570649 Filter cigarette
02/18/1986CA1200732A1 Smoking article filters
02/04/1986US4567850 Filter rod manufacture
01/1986
01/15/1986EP0167863A1 Cigarette filter with variable ventilation
01/14/1986US4564030 Cigarette filter assembly
01/08/1986EP0166764A1 Hydrophobic, crystalline, microporous silaceous materials of regular geometry.
12/1985
12/31/1985CA1198647A1 Cigarette filter
12/27/1985EP0165704A1 Improvements in or relating to tobacco smoke filters
12/24/1985US4559955 Controlled air bleed cigarette holder
12/10/1985US4557281 Filtered cigarette
12/03/1985CA1197431A1 Cigarette filter
12/03/1985CA1197430A1 Cigarette filter
11/1985
11/21/1985EP0161889A2 Vinylidene fluoride resin split yarn, process for production thereof and filter comprising the same
11/19/1985CA1196833A1 Cigarette filter
11/12/1985US4552158 Free air dilution smoke filter and method and apparatus for fabricating same
11/07/1985EP0148818A4 Improved tobacco filter.
11/05/1985US4550740 Mouthpiece for a cigarette and a cigarette having same
1 ... 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89