EP3694344A4 - Filter element - Google Patents

Filter element Download PDF

Info

Publication number: EP3694344A4
Authority: EP; European Patent Office
Prior art keywords: filter element; filter
Prior art date: 2018-12-31
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP19850755.0A

Other languages

German (de)

French (fr)

Other versions

EP3694344A1 (en

Inventor

Yong Seang KIEW

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

YSQ International Pte Ltd

Original Assignee

YSQ International Pte Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2018-12-31

Filing date

2019-12-20

Publication date

2021-10-20

2019-02-08 Priority claimed from SG10201901123SA external-priority patent/SG10201901123SA/en

2019-04-02 Priority claimed from SG10201902961WA external-priority patent/SG10201902961WA/en

2019-04-22 Priority claimed from SG10201903585XA external-priority patent/SG10201903585XA/en

2019-12-20 Application filed by YSQ International Pte Ltd filed Critical YSQ International Pte Ltd

2020-08-19 Publication of EP3694344A1 publication Critical patent/EP3694344A1/en

2021-10-20 Publication of EP3694344A4 publication Critical patent/EP3694344A4/en

Status Withdrawn legal-status Critical Current

Classifications

- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
- A24D3/0208—Cutting filter materials
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0229—Filter rod forming processes
- A24D3/0233—Filter rod forming processes by means of a garniture
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0295—Process control means
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/062—Use of materials for tobacco smoke filters characterised by structural features
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Cigarettes, Filters, And Manufacturing Of Filters (AREA)

EP19850755.0A 2018-12-31 2019-12-20 Filter element Withdrawn EP3694344A4 (en)

Applications Claiming Priority (7)

Application Number	Priority Date	Filing Date	Title
SG10201811821V		2018-12-31
SG10201900733Q		2019-01-25
SG10201901123SA SG10201901123SA (en)	2019-02-08	2019-02-08	Method of producing filter elements for use with heatable tobacco products
SG10201901122R		2019-02-08
SG10201902961WA SG10201902961WA (en)	2018-12-31	2019-04-02	Tobacco product and method of producing the same
SG10201903585XA SG10201903585XA (en)	2018-12-31	2019-04-22	Filter element
PCT/SG2019/050628 WO2020142002A1 (en)	2018-12-31	2019-12-20	Filter element

Publications (2)

Publication Number	Publication Date
EP3694344A1 EP3694344A1 (en)	2020-08-19
EP3694344A4 true EP3694344A4 (en)	2021-10-20

Family

ID=70615265

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19850755.0A Withdrawn EP3694344A4 (en)	2018-12-31	2019-12-20	Filter element

Country Status (3)

Country	Link
EP (1)	EP3694344A4 (en)
SG (1)	SG10201903923SA (en)
WO (2)	WO2020142002A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US11311044B2 (en)	2020-01-17	2022-04-26	Good Tree International, Inc.	Hollow leaf tube with flavor capsule
US11700879B2 (en)	2021-02-26	2023-07-18	Good Tree International, Inc.	Smoking accessory with filter and filter having a flavor capsule
EP4295709A4 (en) *	2021-03-19	2025-05-07	Shenzhen Zhiye Biotechnology Co., Ltd	FILTER AND ATOMIZATION DEVICE
US11744281B2 (en)	2021-03-24	2023-09-05	Good Tree International, Inc.	Hollow conical member with flavor capsule
US11969008B2 (en)	2021-03-24	2024-04-30	Good Tree International, Inc.	Filters and elongated members formed of palm paper and having a flavor capsule
US12167747B2 (en)	2021-10-26	2024-12-17	Good Tree International, Inc.	Filter having a shaped rim structure and a flavor capsule
CN114432790A (en) *	2021-12-22	2022-05-06	安徽元琛环保科技股份有限公司	Preparation method of aerogel particle doped nano graphene filtering material for industrial flue gas
US20250120430A1 (en) *	2023-10-13	2025-04-17	Greenbutts Llc	Cigarette filter rod manufacturing process
EP4544922A1 (en) *	2023-10-24	2025-04-30	MPRD Limited	A manufacturing machine for producing a strand of material for a smoking article and a related method
EP4544923A1 (en) *	2023-10-24	2025-04-30	MPRD Limited	A manufacturing machine for producing a strand of material for a smoking article
CN119455527A (en) *	2024-12-06	2025-02-18	西安工程大学	A kind of nanometer air filter material and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20020020420A1 (en) *	2000-04-20	2002-02-21	Xue Lixin Luke	High efficiency cigarette filters having shaped microcavity fibers impregnated with adsorbent or absorbent materials
US20030213496A1 (en) *	2002-04-18	2003-11-20	Hauni Maschinenbau Ag	Cigarette filter and process for manufacturing the same
KR20180070515A (en) *	2016-12-16	2018-06-26	주식회사 케이티앤지	Aerosol generating apparatus

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL6503013A (en) *	1964-03-23	1965-09-24
US3528433A (en) *	1968-03-21	1970-09-15	Philip Morris Inc	Smoking product having microreticulated filter
US3805682A (en) *	1970-12-24	1974-04-23	American Filtrona Corp	Method of making tobacco smoke filters
FR2314679A1 (en) *	1975-06-19	1977-01-14	Job Ets Bardou Job Pauilhac	METHOD AND DEVICE FOR THE REALIZATION OF A NEW TYPE OF FILTERING STRUCTURE FOR CIGARETTE FILTERS, FILTERS OBTAINED AND CIGARETTES EQUIPPED WITH THIS FILTER
DE4416101C2 (en) *	1994-04-19	1997-06-12	Reemtsma H F & Ph	Tobacco products or tobacco products similar goods with natural substances having an antioxidative effect and process for producing the same
KR20010000080A (en) *	2000-02-10	2001-01-05	송윤강	Cigarette filter easily eliminating nicotine and tar
CN2579181Y (en) *	2002-11-13	2003-10-15	李贵金	Novel health-care cigarette
US20140070465A1 (en) *	2010-10-15	2014-03-13	Celanese Acetate Llc	Apparatuses, systems, and associated methods for forming porous masses for smoke filters
CN205258998U (en) *	2015-12-17	2016-05-25	玉溪市星源油墨厂	Anti -fake dress paper and filter rod of connecing with temperature warning marker
CN105707977A (en) *	2016-04-14	2016-06-29	红云红河烟草(集团)有限责任公司	Filter stick containing polygonum multiflorum extract-loaded filter screen sheet
CN107969731B (en) *	2017-11-17	2018-12-25	徐智辉	A kind of cigaratte filter and the preparation method for the filter tip biological activity protein material
CN107788572B (en) *	2017-11-21	2024-08-27	武汉黄鹤楼新材料科技开发有限公司	Cigarette filter stick forming device

2019
- 2019-04-30 SG SG10201903923SA patent/SG10201903923SA/en unknown
- 2019-12-20 EP EP19850755.0A patent/EP3694344A4/en not_active Withdrawn
- 2019-12-20 WO PCT/SG2019/050628 patent/WO2020142002A1/en not_active Ceased
- 2019-12-26 WO PCT/SG2019/050644 patent/WO2020142005A1/en not_active Ceased

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20020020420A1 (en) *	2000-04-20	2002-02-21	Xue Lixin Luke	High efficiency cigarette filters having shaped microcavity fibers impregnated with adsorbent or absorbent materials
US20030213496A1 (en) *	2002-04-18	2003-11-20	Hauni Maschinenbau Ag	Cigarette filter and process for manufacturing the same
KR20180070515A (en) *	2016-12-16	2018-06-26	주식회사 케이티앤지	Aerosol generating apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020142002A1 *

Also Published As

Publication number	Publication date
EP3694344A1 (en)	2020-08-19
WO2020142002A1 (en)	2020-07-09
WO2020142005A1 (en)	2020-07-09
SG10201903923SA (en)	2020-03-30

Publication	Publication Date	Title
EP3694344A4 (en)	2021-10-20	Filter element
EP3618174A4 (en)	2020-12-16	Filter
CA184984S (en)	2019-11-22	Filter
EP3616768A4 (en)	2020-03-04	Strainer
EP3600599A4 (en)	2020-05-20	Water filter
EP3578243A4 (en)	2020-12-23	Filter assembly
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EP3749991A4 (en)	2021-10-20	Variable optical filter
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EP3733259A4 (en)	2021-02-17	Filter device
EP3611792A4 (en)	2021-01-06	Band-pass filter
EP3795228A4 (en)	2022-02-09	Filtration device
ZA202005598B (en)	2021-09-29	Filter element configurations
PL3831461T3 (en)	2025-01-13	Filter
EP3766565A4 (en)	2021-12-08	Filter material
EP3669823A4 (en)	2020-07-08	Filter device
EP3960269A4 (en)	2022-04-27	Filter device
EP3892350A4 (en)	2022-02-09	Filter device
EP3695894A4 (en)	2021-01-13	Bag-like filter
EP3713657A4 (en)	2021-09-01	Bypass filter
EP3834079A4 (en)	2022-05-04	Multi-question multi-answer configuration
EP3590589A4 (en)	2020-12-09	Filter
EP3796554A4 (en)	2021-05-26	Noise filter
EP3659690B8 (en)	2021-09-01	Filtration device
GB2621967B (en)	2024-07-24	Anti-retroreflection filter

Legal Events

Date	Code	Title	Description
2020-02-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: UNKNOWN
2020-07-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2020-07-17	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2020-07-17	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2020-08-19	17P	Request for examination filed	Effective date: 20200225
2020-08-19	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2020-08-19	AX	Request for extension of the european patent	Extension state: BA ME
2021-10-20	A4	Supplementary search report drawn up and despatched	Effective date: 20210917
2021-10-20	RIC1	Information provided on ipc code assigned before grant	Ipc: A24D 3/08 20060101ALI20210914BHEP Ipc: A24D 3/06 20060101ALI20210914BHEP Ipc: A24D 3/04 20060101ALI20210914BHEP Ipc: A24D 3/02 20060101AFI20210914BHEP
2022-04-06	DAV	Request for validation of the european patent (deleted)
2023-10-27	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2023-11-29	18D	Application deemed to be withdrawn	Effective date: 20230701