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Applying additives to filter materials
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CPC
A24D3/0212
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Parent Industries
A
HUMAN NECESSITIES
A24
Tobacco products
A24D
CIGARS CIGARETTES TOBACCO SMOKE FILTERS MOUTHPIECES FOR CIGARS OR CIGARETTES MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
A24D3/00
Tobacco smoke filters
Current Industry
A24D3/0212
Applying additives to filter materials
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Patents Grants
last 30 patents
Information
Patent Grant
Smoking article filter and method of manufacturing the same
Patent number
11,576,428
Issue date
Feb 14, 2023
Japan Tobacco Inc.
Michihiro Inagaki
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Feeding device for feeding a continuous strip into a continuous fib...
Patent number
11,412,778
Issue date
Aug 16, 2022
International Tobacco Machinery Poland SP. Z O.O.
Bartosz Cieslikowski
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Filter segment including a substrate loaded with a smoke-modifying...
Patent number
10,918,129
Issue date
Feb 16, 2021
Philip Morris USA Inc.
Clement Besso
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Staple fiber blend for use in the manufacture of cigarette filter e...
Patent number
10,524,500
Issue date
Jan 7, 2020
R. J. Reynolds Tobacco Company
Andries Don Sebastian
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Cigarette tip
Patent number
10,524,499
Issue date
Jan 7, 2020
Joseph M Wander
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Cigarette filter tow band
Patent number
10,470,490
Issue date
Nov 12, 2019
Daicel Corporation
Hiroki Karakane
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Filter
Patent number
10,334,875
Issue date
Jul 2, 2019
British American Tobacco (Investments) Limited
John Roger Sampson
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Rod for a smoking article and method and apparatus for manufacture
Patent number
10,285,435
Issue date
May 14, 2019
British American Tobacco (Investments) Limited
Andy Davis
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Filter segment including a substrate loaded with a smoke-modifying...
Patent number
10,244,788
Issue date
Apr 2, 2019
Philip Morris USA Inc.
Clement Besso
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method and apparatus for incorporating objects into cigarette filters
Patent number
10,188,141
Issue date
Jan 29, 2019
R. J. Reynolds Tobacco Company
Philip A Deal
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Cigarette filter manufacturing apparatus and cigarette filter manuf...
Patent number
10,039,316
Issue date
Aug 7, 2018
Japan Tobacco Inc.
Katsuo Kato
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Method and device for supplying filter material to a filter rod for...
Patent number
9,867,394
Issue date
Jan 16, 2018
MONTRADE S.R.L.
Antonella Giannini
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Mixed fiber sliver for use in the manufacture of cigarette filter e...
Patent number
9,833,017
Issue date
Dec 5, 2017
R. J. Reynolds Tobacco Company
Andries Don Sebastian
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Rod for a smoking article and method and apparatus for manufacture
Patent number
9,770,052
Issue date
Sep 26, 2017
British American Tobacco (Investments) Limited
Andy Davis
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Tobacco smoke filter
Patent number
9,730,469
Issue date
Aug 15, 2017
ESSENTRA FILTER PRODUCTS DEVELOPMENT CO. PTE. LTD.
Ahmad Fashihul Lisan
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Rod for a smoking article and method and apparatus for manufacture
Patent number
9,380,809
Issue date
Jul 5, 2016
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
Andy Davis
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Filter
Patent number
9,078,471
Issue date
Jul 14, 2015
British American Tobacco (Investments) Limited
John Roger Sampson
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Guide nozzle for use with filter rod manufacturing apparatus
Patent number
8,652,020
Issue date
Feb 18, 2014
British Amercian Tobacco (Investments) Limited
Andy Davis
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Cigarette filter comprising a degradable fiber
Patent number
8,613,284
Issue date
Dec 24, 2013
R. J. Reynolds Tobacco Company
Ronald Keith Hutchens
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Filter
Patent number
8,550,092
Issue date
Oct 8, 2013
British American Tobacco (Investments) Limited
John Roger Sampson
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Filter making apparatus
Patent number
8,408,215
Issue date
Apr 2, 2013
Philip Morris USA Inc.
Roberto Libbra
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Method of preparing a rod for use in the preparation of a smoking a...
Patent number
8,381,736
Issue date
Feb 26, 2013
British America Tobacco (Investments) Limited
Peter Rex White
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Process for making filter tow
Patent number
8,308,624
Issue date
Nov 13, 2012
Celanese Acetate Limited
John Travers
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Cigarette filters
Patent number
8,201,564
Issue date
Jun 19, 2012
Philip Morris USA Inc.
Mark A. McHugh
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Process and apparatus for processing filter tow strip
Patent number
7,775,956
Issue date
Aug 17, 2010
Hauni Maschinenbau AG
Stephen Wolff
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Method and apparatus for producing particle bearing filter rod
Patent number
6,723,033
Issue date
Apr 20, 2004
Philip Morris Incorporated
George Robert Scott
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Biodegradable polyvinyl alcohol tobacco smoke filters, tobacco smok...
Patent number
5,911,224
Issue date
Jun 15, 1999
Filtrona International Limited
Richard M. Berger
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Method of and apparatus for decontaminating the exposed surfaces of...
Patent number
5,738,115
Issue date
Apr 14, 1998
Hauni Maschinenbau AG
Firdausia Chehab
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Method of and apparatus for decontaminating the exposed surfaces of...
Patent number
5,645,087
Issue date
Jul 8, 1997
Hauni Maschinenbau AG
Firdausia Chehab
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Grant
Apparatus for stretching plasticizing and gathering a tow of filter...
Patent number
5,590,449
Issue date
Jan 7, 1997
Hauni Maschinenbau AG
Firdausia Chehab
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Patents Applications
last 30 patents
Information
Patent Application
MARKED CELLULOSE ACETATE FIBRES, MANUFACTURING METHODS AND PRODUCTS...
Publication number
20240008527
Publication date
Jan 11, 2024
Rhodia Acetow GmbH
Dirk Hoelter
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
A PLUG COMPRISING A COMBUSTION RETARDING ADDITIVE AND USES THEREOF
Publication number
20230413896
Publication date
Dec 28, 2023
Nicoventures Trading Limited
Walid ABI AOUN
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
FLAVORING SOLUTION
Publication number
20230248051
Publication date
Aug 10, 2023
ADVANCE APPLICATOR SOLUTIONS LIMITED
Robert MALLERMAN
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
MEMBER FOR FLAVOR INHALATION ARTICLE, FLAVOR INHALATION ARTICLE, PH...
Publication number
20220087312
Publication date
Mar 24, 2022
Japan Tobacco Inc.
Ryota MATSUBA
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
NOVEL FILTER SEGMENT INCLUDING A SUBSTRATE LOADED WITH A SMOKE-MODI...
Publication number
20210161202
Publication date
Jun 3, 2021
Philip Morris USA Inc.
Clement Besso
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
SMOKING ARTICLE FILTER AND METHOD OF MANUFACTURING THE SAME
Publication number
20200107574
Publication date
Apr 9, 2020
Japan Tobacco Inc.
Michihiro INAGAKI
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
MARKED CELLULOSE ACETATE FIBRES, MANUFACTURING METHODS AND PRODUCTS...
Publication number
20200093173
Publication date
Mar 26, 2020
Rhodia Acetow GmbH
Dirk Hoelter
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
A FEEDING DEVICE FOR FEEDING A CONTINUOUS STRIP INTO A CONTINUOUS F...
Publication number
20190328035
Publication date
Oct 31, 2019
INTERNATIONAL TOBACCO MACHINERY POLAND SP. Z O.O
Bartosz CIESLIKOWSKI
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Cigarette Tip
Publication number
20190320711
Publication date
Oct 24, 2019
Joseph M. Wander
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
NOVEL FILTER SEGMENT INCLUDING A SUBSTRATE LOADED WITH A SMOKE-MODI...
Publication number
20190191759
Publication date
Jun 27, 2019
Philip Morris USA Inc.
Clement Besso
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Systems and Methods for a Smoking Product Filter
Publication number
20180360106
Publication date
Dec 20, 2018
Ankang Group Limited
Bin Chen
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
STAPLE FIBER BLEND FOR USE IN THE MANUFACTURE OF CIGARETTE FILTER E...
Publication number
20170354179
Publication date
Dec 14, 2017
R. J. Reynolds Tobacco Company
Andries Don Sebastian
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
ROD FOR A SMOKING ARTICLE AND METHOD AND APPARATUS FOR MANUFACTURE
Publication number
20160309777
Publication date
Oct 27, 2016
British American Tobacco (Investments) Limited
Andy DAVIS
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
MIXED FIBER SLIVER FOR USE IN THE MANUFACTURE OF CIGARETTE FILTER E...
Publication number
20160044958
Publication date
Feb 18, 2016
R. J. Reynolds Tobacco Company
Andries Don Sebastian
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
SURFACE ATTACHMENT OF PARTICLES TO CELLULOSE ESTER FIBERS
Publication number
20150335065
Publication date
Nov 26, 2015
Eastman Chemical Company
Jeremy Kenneth Steach
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
APPARATUS AND METHOD FOR SUPPLYING A CONTINUOUS WEB OF CRIMPED SHEE...
Publication number
20140364290
Publication date
Dec 11, 2014
Diego Ferrazzin
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
APPARATUS AND METHOD FOR SUPPLYING A CONTINUOUS WEB OF CRIMPED SHEE...
Publication number
20140364291
Publication date
Dec 11, 2014
Diego Ferrazzin
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Surface Attachment of Particles to Cellulose Ester Fibers
Publication number
20140174461
Publication date
Jun 26, 2014
Eastman Chemical Company
Jeremy Kenneth STEACH
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
MIXED FIBER SLIVER FOR USE IN THE MANUFACTURE OF CIGARETTE FILTER E...
Publication number
20140026909
Publication date
Jan 30, 2014
R. J. Reynolds Tobacco Company
Andries Don Sebastian
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
CIGARETTE FILTER MANUFACTURING APPARATUS AND CIGARETTE FILTER MANUF...
Publication number
20130337987
Publication date
Dec 19, 2013
Japan Tobacco Inc.
Katsuo Kato
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Filter
Publication number
20130255704
Publication date
Oct 3, 2013
John Roger Sampson
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Filter Additive
Publication number
20130137561
Publication date
May 30, 2013
BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
John Sampson
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Method of Preparing a Rod for Use in the Preparation of a Smoking A...
Publication number
20130019886
Publication date
Jan 24, 2013
British American Tobacco (Investments) Limited
Peter Rex White
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Guide Nozzle for Use With Filter Rod Manufacturing Apparatus
Publication number
20120122639
Publication date
May 17, 2012
Andy Davis
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Rod for a Smoking Article and Method and Apparatus for Manufacture
Publication number
20120115696
Publication date
May 10, 2012
Andy Davis
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Fluid Encapsulation
Publication number
20110190105
Publication date
Aug 4, 2011
Gary Fallon
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
NOVEL FILTER SEGMENT INCLUDING A SUBSTRATE LOADED WITH A SMOKE-MODI...
Publication number
20110120481
Publication date
May 26, 2011
Philip Morris USA Inc.
Clement Besso
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Filter
Publication number
20100294288
Publication date
Nov 25, 2010
John Roger Sampson
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Insertion Method for Centered Thread in Filter Rod
Publication number
20100273620
Publication date
Oct 28, 2010
Dave Lewis
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information
Patent Application
Method
Publication number
20090301503
Publication date
Dec 10, 2009
White Rex Peter
A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES