Patents-Review.com
ClassID:

5530 ⎘

A24D3/0212 - CPC Classification

Classification description:

Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes; Manufacture of tobacco smoke filters; Preliminary operations before the filter rod forming process, e.g. crimping, blooming Applying additives to filter materials

Sub-classes:
Recent Application in this class:
#1
20250160390
2025-05-22

SMOKING ARTICLE INCLUDING ACIDS

 #2
20250107564
2025-04-03

A COMPONENT FOR A DELIVERY SYSTEM AND A METHOD AND APPARATUS FOR MANUFACTURING A COMPONENT FOR A DELIVERY SYSTEM

 #3
20250098735
2025-03-27

A SUSTAINABLE SMOKING ARTICLE ELEMENT

 #4
20240415170
2024-12-19

NOVEL FILTER SEGMENT INCLUDING A SUBSTRATE LOADED WITH A SMOKE-MODIFYING AGENT

 #5
20240349782
2024-10-24

FILTER MATERIAL FOR SMOKING ARTICLES HAVING IMPROVED EXPANSION BEHAVIOUR

 #6
20240206531
2024-06-27

Filter Comprising a Paper Substrate Modified With Natural Starch

 #7
20240206530
2024-06-27

Filter Comprising A Paper Substrate Modified With A Natural Polysaccharide

 #8
20240008527
2024-01-11

MARKED CELLULOSE ACETATE FIBRES, MANUFACTURING METHODS AND PRODUCTS COMPRISING SUCH FIBRES

 #9
20230413896
2023-12-28

A PLUG COMPRISING A COMBUSTION RETARDING ADDITIVE AND USES THEREOF

 #10
20230248051
2023-08-10

FLAVORING SOLUTION

 #11
20220087312
2022-03-24

MEMBER FOR FLAVOR INHALATION ARTICLE, FLAVOR INHALATION ARTICLE, PHENOL SCAVENGER FOR FLAVOR INHALATION ARTICLE, AND METHOD FOR PRODUCING FLAVOR INHALATION ARTICLE

 #12
20210161202
2021-06-03

Filter segment including a substrate loaded with a smoke-modifying agent

 #13
20200107574
2020-04-09

Smoking article filter and method of manufacturing the same

 #14
20200093173
2020-03-26

MARKED CELLULOSE ACETATE FIBRES, MANUFACTURING METHODS AND PRODUCTS COMPRISING SUCH FIBRES

 #15
20190328035
2019-10-31

Feeding device for feeding a continuous strip into a continuous fibrous band in a tobacco industry machine for manufacturing rod-like elements and a machine for manufacturing rod-like elements

 #16
20190320711
2019-10-24

Cigarette tip

 #17
20190191759
2019-06-27

Filter segment including a substrate loaded with a smoke-modifying agent

 #18
20180360106
2018-12-20

Systems and Methods for a Smoking Product Filter

 #19
20170354179
2017-12-14

Staple fiber blend for use in the manufacture of cigarette filter elements

 #20
20170099871
2017-04-13

Cigarette filter tow band

 #21
20160309777
2016-10-27

Rod for a smoking article and method and apparatus for manufacture

 #22
20160150818
2016-06-02

Method and apparatus for incorporating objects into cigarette filters

 #23
20160044958
2016-02-18

Mixed fiber sliver for use in the manufacture of cigarette filter elements

 #24
20150335065
2015-11-26

SURFACE ATTACHMENT OF PARTICLES TO CELLULOSE ESTER FIBERS

 #25
20150272209
2015-10-01

Filter

 #26
20150080198
2015-03-19

Rod for a smoking article and method and apparatus for manufacture

 #27
20150040931
2015-02-12

Tobacco smoke filter

 #28
20150018187
2015-01-15

Method and device for supplying filter material to a filter rod forming machine

 #29
20140364291
2014-12-11

APPARATUS AND METHOD FOR SUPPLYING A CONTINUOUS WEB OF CRIMPED SHEET MATERIAL

 #30
20140174461
2014-06-26

Surface Attachment of Particles to Cellulose Ester Fibers

 #31
20140026909
2014-01-30

Mixed fiber sliver for use in the manufacture of cigarette filter elements

 #32
20130337987
2013-12-19

Cigarette filter manufacturing apparatus and cigarette filter manufacturing method

 #33
20130255704
2013-10-03

Filter

 #34
20130019886
2013-01-24

Method of Preparing a Rod for Use in the Preparation of a Smoking Article

 #35
20120270710
2012-10-25

Method and apparatus for incorporating objects into cigarette filters

 #36
20120122639
2012-05-17

Guide nozzle for use with filter rod manufacturing apparatus

 #37
20120115696
2012-05-10

Rod for a smoking article and method and apparatus for manufacture

 #38
20110190105
2011-08-04

Fluid Encapsulation

 #39
20110120481
2011-05-26

Filter segment including a substrate loaded with a smoke-modifying agent

 #40
20110059831
2011-03-10

Method and apparatus for incorporating objects into cigarette filters

 #41
20100294288
2010-11-25

Filter

 #42
20100273620
2010-10-28

Insertion Method for Centered Thread in Filter Rod

 #43
20100099543
2010-04-22

Method and apparatus for incorporating objects into cigarette filters

 #44
20090301503
2009-12-10

Method of preparing a rod for use in the preparation of a smoking article

 #45
20090288669
2009-11-26

Cigarette filter comprising a degradable fiber

 #46
20090260643
2009-10-22

Filter making apparatus

 #47
20080251090
2008-10-16

Process and apparatus for processing filter tow strip

 #48
20080245376
2008-10-09

Process for making filter tow

 #49
20080029112
2008-02-07

Cigarette filters

 #50
20060293157
2006-12-28

Method and apparatus for incorporating objects into cigarette filters

 #51
20050070409
2005-03-31

Method and apparatus for incorporating objects into cigarette filters