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)
12/1998
12/02/1998EP0880907A2 Environmentally disintegratable tobacco smoke filter rod and method for producing same
12/02/1998EP0880906A1 Cigarette with a very low level of tar and having a tabacco taste comparable with a normal cigarette having a high level of tar
12/02/1998EP0880904A1 Ultra-light coaxial cigarette with a multi-section filter
12/02/1998CN1200314A Equipment for making holes on belt-like materials
12/02/1998CN1200253A Method for prodn. of active carbon filter tip of a cigarette
12/01/1998US5843466 Coolant compositions
11/1998
11/25/1998EP0879383A2 Bioluminescent novelty items
11/25/1998CN2297864Y Give-up drug filter tip with attenuation
11/25/1998CN1199764A Adhesive for cigarette filter tip forming and its preparation
11/24/1998US5839449 Low CO cigarette
11/24/1998US5839448 Absorbent articles
11/24/1998US5839447 Cigarette filter containing microcapsules and sodium pyroglutamate
11/18/1998EP0877943A1 Methods for measurement and treatment predicated on the presence of advanced glycosylation endproducts in tobacco and its combustion byproducts
11/18/1998EP0877564A1 Smoking articles
11/18/1998EP0766519B1 Cigarette filter comprising entangled continuous lyocell filaments and process for entangling a lyocelltow
11/18/1998CN2297067Y Disposable mouthpiece with tobacco smoke filter
11/18/1998CN1198906A Composite cigarette tip and its making method
11/18/1998CN1198905A Application of molecular sieve in cigarette
11/12/1998WO1998049912A1 Polyvinyl alcohol tobacco smoke filters and products using such filters, and methods and apparatus for making same
11/11/1998CN1040617C Cigerette filter-rod manufacturing device
11/04/1998EP0875160A1 Ventilated filter cigarette with a coaxial filterelement
11/04/1998CN1198080A Biodegradable filter material and method for its manufacture
11/03/1998US5830318 Wrapping smoking filters; using calcium carbonate fillers
11/03/1998US5829449 Smoking products containing antioxidants
10/1998
10/28/1998CN2295336Y Health-care cigarettes with filters
10/27/1998US5826592 Control of cigarette smoke chemistry
10/21/1998EP0871380A1 Cigarette filters and the like
10/21/1998CN2294580Y Mouthpiece of cigarette with double toxicity-filtering and purifying functions
10/20/1998US5823201 Tobacco filters and a method of producing the same
10/15/1998DE19807129A1 Glue application monitoring on moving object
10/14/1998EP0870871A1 High opacity wrapping paper
10/14/1998CN2293954Y Filter-tip for health-care cigarette
10/14/1998CN2293953Y Supplementary means to stop smoking
10/13/1998CA2002441C Ventilated filter cigarette
10/07/1998EP0868126A1 Cigarette filter containing microcapsules
10/07/1998CN2293203Y Cigarette with water filtering layer
10/06/1998US5817159 Filter with interpenetrating polymer network that biodegrades
09/1998
09/30/1998CN1194123A Method of preparing tar reducing additive for filter tip of cigarette
09/23/1998CN1193901A Refreshing compositions
09/23/1998CN1193518A Application and preparation of Zhangguocao and its composition
09/16/1998CN2291001Y Improved structure of cigarette filter-tip
09/09/1998CN1039671C Adsorbent for filtering top of cigarette
09/08/1998US5804296 Cellulose ester compositions and shaped articles
09/02/1998EP0861036A1 Biodegradable filter material and method for its manufacture
09/02/1998CN2289396Y Cigarette holder substituted cigarette filter tip
08/1998
08/26/1998EP0859558A1 Filter cigarette
08/12/1998CN2287395Y Tar filtering cigarette holder
08/04/1998US5787902 Concentric core filter
07/1998
07/30/1998WO1998032345A1 Smoking articles
07/30/1998DE19703003A1 Cigarette mit reduzierter Fleckenbildung und vermindertem Nebenstromrauch Cigarette with reduced staining and reduced sidestream smoke
07/22/1998EP0756460B1 Improvements relating to tobacco smoke filtration material
07/09/1998WO1998028994A1 Smokeless method and article utilizing catalytic heat source for controlling products of combustion
07/09/1998CA2276425A1 Smokeless method and article utilizing catalytic heat source for controlling products of combustion
07/07/1998US5776404 Method of making multiple width fiber strip
06/1998
06/23/1998CA2062539C Flavor generating article
06/17/1998EP0848246A1 Method of measuring the intensity of radiation transmitted through a body
06/17/1998EP0847268A1 Refreshing compositions
06/17/1998CN1184932A Method of measuring intensity of radiation transmitted through body
06/09/1998US5762075 Method of and apparatus for ascertaining the density of a stream of fibrous material
06/03/1998CN2282778Y Cigarette holder with adsorbing filter material
06/03/1998CN2282777Y Magnetized cigarette mouthpiece with tobacco smoke filter
06/02/1998US5758669 Tobacco filters and production process thereof
05/1998
05/27/1998CN1182557A Medical sanitary tobacco pipe
05/27/1998CN1182556A Improvement for filter material
05/19/1998US5752529 Tobacco products containing coolant compositions
05/19/1998US5752527 Smoker's accessory
05/19/1998CA2080942C Lightweight cigarette filter and cigarettes incorporating such filters
05/19/1998CA2053659C Smoking article
05/12/1998US5750964 Electrical heater of an electrical smoking system
05/07/1998DE19748074A1 Device for flexible supply of multiple cigarette machines with filter rods
05/07/1998DE19645563A1 Holder for cigarette articles
05/06/1998CN2280426Y Three-stage filter tip cigarette
05/05/1998US5746231 Porous substrate having copper phthalocyanine dispersed therein
05/05/1998US5746230 Concentric smoking filter having discrete tow and web filter media
04/1998
04/29/1998EP0838166A1 High opacity tipping paper
04/23/1998DE19642663A1 Filter for removing tar from tobacco smoke
04/16/1998WO1998015197A1 Tobacco smoke filter for removing toxic compounds
04/15/1998WO1998016125A1 Cigarette sidestream smoke and free-burn rate control device
04/15/1998EP0737038A4 Bicomponent fibers and tobacco filters formed therefrom
04/15/1998CN2278360Y Health cigarette holder capable of stoping smoking step-by-step
04/15/1998CN1038013C Filter bar for cigarette and its production method
04/14/1998US5738120 Smoking articles
04/14/1998US5738119 Filter materials
04/14/1998US5738115 Method of and apparatus for decontaminating the exposed surfaces of filter mouthpieces in smokers products
04/08/1998CN2277649Y Tar filtering device capable of installing on cigarette
04/07/1998US5735293 Apparatus for heating adhesive-containing seams of tubular wrappers for materials of the tobacco processing industry
04/07/1998CA2155992C Cigarette system
04/01/1998EP0731651B1 Cigarette filters
03/1998
03/31/1998US5733234 Method and apparatus for producing fiber skeins
03/31/1998US5732718 Selective filtration device
03/24/1998US5730158 Heater element of an electrical smoking article and method for making same
03/18/1998CN1176077A Filter tip filter tow formed from cellulose acetate and its manufacture method
03/17/1998US5728462 Cellulose acetate, metal salt
03/17/1998US5727573 Zeolite, molecular sieve
03/11/1998CN1175383A Health composite filter-tip
03/10/1998US5725865 Monomenthyl succinate or salts
03/10/1998US5725467 Method of and apparatus for making a tow of filter material for tobacco smoke
03/10/1998US5724997 Disposable flavored filter for cigarettes
03/04/1998CN2275356Y Cigarette filter-tip with active carbon filtering element
03/03/1998US5722433 Water-dispersible sheet for cigarettes and cigarette using the same
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