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LOW TACK HOT-MELT PRESSURE SENSITIVE ADHESIVES

Publication No. EP3994220

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App No. EP20735590

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Filed by Bostik SA

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Filed on 2020-07-02

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Issued/Published on 2025-12-31

Official EPO Register

Publication No. EP3994220 A1

Application No. EP20735590 Filed: 2020-07-02

Grant Date 2025-12-31 Mention of grant

Active Oppositions 1 Active EPO Oppositions

Patent Abstract / Summary

Patent abstract is being processed or was not provided in English by the publishing office.

IPC Classifications

C09D153/02, C09J5/06, C09J7/38, C09J153/02, // A61F13/539 C09D153/02, C09J5/06, C09J7/38, C09J153/02

Priority Claims

EP 20190184785 Date: 2019-07-05

Designated Contracting States (38 EPC States)

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

Parties & Representation

Applicants

Bostik SA

51 Esplanade du Général de Gaulle, La Défense

Inventors (3)

YE, Xin

204, 58th building, Baochun Road 388, Minhoung, district

HE, Peipei

1503, Block 9, 2nd Street, Fengyanyuan, Phoenix, Town Xin Tang

LI, Danfeng

58-104 Room, Nancao Road 1117, Pudong New, District

Representatives / Agents

Arkema Patent

Arkema France, DRD-DPI

Erol, Bilgenur

Henkel AG & Co. KGaA, Henkelstraße 67

Key Procedural Dates

Request-For-Examination 2021-12-07

Mention Of Grant Published 2025-12-31

First-Examination-Report-Despatched 2024-04-17

Legal Status & Event History

Official European Patent Office legal and procedural status changes recorded for this file.

37 Events Recorded

Date	Code	Event Description	Auth
2021-01-18	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2020-07-11	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2022-04-08	PUAI	PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE	EP
2022-04-08	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2022-05-11	17P	REQUEST FOR EXAMINATION FILED	EP
2022-05-11	AK	DESIGNATED CONTRACTING STATES	EP
2022-10-12	DAX	REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (DELETED)	EP
2022-10-12	DAV	REQUEST FOR VALIDATION OF THE EUROPEAN PATENT (DELETED)	EP
2024-01-10	TPAC	OBSERVATIONS FILED BY THIRD PARTIES	EP
2024-04-18	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2024-05-22	17Q	FIRST EXAMINATION REPORT DESPATCHED	EP
2025-05-21	RAP3	PARTY DATA CHANGED (APPLICANT DATA CHANGED OR RIGHTS OF AN APPLICATION TRANSFERRED)	EP
2025-07-26	GRAP	DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT	EP
2025-07-26	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-08-20	RIC1	INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT	EP
2025-08-27	INTG	INTENTION TO GRANT ANNOUNCED	EP
2025-11-19	GRAS	GRANT FEE PAID	EP
2025-11-28	GRAA	(EXPECTED) GRANT	EP
2025-11-28	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-12-31	REG	REFERENCE TO A NATIONAL CODE	EP
2025-12-31	AK	DESIGNATED CONTRACTING STATES	EP
2026-01-15	REG	REFERENCE TO A NATIONAL CODE	EP
2026-02-25	U01	REQUEST FOR UNITARY EFFECT FILED	EP
2026-02-25	U07	UNITARY EFFECT REGISTERED	EP
2026-01-28	REG	REFERENCE TO A NATIONAL CODE	EP
2026-04-13	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-14	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-17	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-03	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-08	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-09	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-15	U20	RENEWAL FEE FOR THE EUROPEAN PATENT WITH UNITARY EFFECT PAID	EP
2026-07-18	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-21	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-25	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-10-02	PLBI	OPPOSITION FILED	EP
2026-10-07	REG	REFERENCE TO A NATIONAL CODE	EP

Worldwide Patent Family

Related applications and patents in the same INPADOC worldwide family.

14 Family Members

Country	Publication Number	Kind	Publication Date	Action
EP	EP3994220A1	A1	2022-05-11	Espacenet
EP	EP3994220B1	B1	2025-12-31	Espacenet
EP	EP3994220C0	C0	2025-12-31	Espacenet
BR	BR112021024906A2	A2	2022-01-18	Espacenet
CA	CA3140831A1	A1	2021-01-14	Espacenet
CN	CN114008160A	A	2022-02-01	Espacenet
CN	CN114008160B	B	2024-05-14	Espacenet
EP	EP3760684A1	A1	2021-01-06	Espacenet
JP	JP2022538677A	A	2022-09-05	Espacenet
KR	KR20220029674A	A	2022-03-08	Espacenet
MX	MX2021015294A	A	2022-01-18	Espacenet
US	US2022325149A1	A1	2022-10-13	Espacenet
US	US12359105B2	B2	2025-07-15	Espacenet
WO	WO2021004870A1	A1	2021-01-14	Espacenet

Official File Inspection EPC Art. 128 Public Dossier

Complete European Patent Register Dossier (148 Total Documents)

The full inspection file for Application EP20735590 contains 148 total documents, including all notices of opposition, proprietor counter-statements, examination communications, third-party observations, and procedural forms. Below are all major recorded procedural filings and publication specifications.

Open 148-Doc Register Dossier

Dossier Filing

Date: 2025-11-28 Procedure: Grant 0009210

Inspect on Register

LOW TACK HOT-MELT PRESSURE SENSITIVE ADHESIVES

Patent Abstract / Summary

IPC Classifications

Priority Claims

Designated Contracting States (38 EPC States)

Parties & Representation

Applicants

Inventors (3)

Representatives / Agents

Key Procedural Dates

Patent Oppositions

Henkel AG & Co. KGaA

Legal Status & Event History

Patent & Non-Patent Citations

Worldwide Patent Family

Complete European Patent Register Dossier (148 Total Documents)

Recorded Filings & Patent Specifications

European Patent Specification - Granted Patent (B1)

Official European Patent Register Full Dossier

European Patent Application with Search Report (A1)

Invitation to proprietor to file observations on the notice of opposition

New entry: Communication of a notice of opposition and request to file observations + time limit

Opposition filed

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

(Expected) grant

New entry: Receipt of the translation of the claim(s)

New entry: Payment of fee for grant

New entry: Payment of fee for publishing/printing

New entry: Communication of intention to grant a patent

Intention to grant the patent

Change - classification

Change - French title

New entry: Renewal fee paid

Renewal fee payment

New entry: Reply to examination report

Change - applicant

New entry: Despatch of examination report + time limit

Communication from the examining division

New entry: Reply to examination report

Change: Despatch of examination report + time limit

New entry: Renewal fee paid

Renewal fee payment

First examination report

New entry: Despatch of examination report + time limit

Communication from the examining division

New entry: Observations by third parties

Observations by a third party

New entry: Renewal fee paid

Renewal fee payment

Change - extension states

Change: Validation states

Amendment by applicant

Amendments

New entry: Renewal fee paid

Renewal fee payment

Publication in section I.1 EP Bulletin

The date on which the examining division becomes responsible, has been established

Request for examination filed

PCT data prior to European publication

PCT data prior to European publication

Change - representative

PCT data prior to European publication

Payment of national basic fee

Payment of the first designation fee

Payment of the fee for examination

Date on which the examining division has become responsible

PCT data prior to European publication

New entry: applicant or inventor

PCT data prior to European publication

PCT data prior to European publication

Validation of the patent

Extension of the patent

Language of the procedure

International searching authority