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POLYPROPYLENE-BASED COMPOSITIONS WITH TRANSPARENCY AND ELONGATIONAL PROPERTIES

Publication No. EP4399243

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App No. EP22773199

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Filed by TotalEnergies OneTech

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Filed on 2022-09-02

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Issued/Published on 2025-08-20

Official EPO Register

Publication No. EP4399243 A1

Application No. EP22773199 Filed: 2022-09-02

Grant Date 2025-08-20 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

C08L23/12, C08L23/14, C08J5/18

Priority Claims

EP 20210195855 Date: 2021-09-09

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

TotalEnergies OneTech

La Défense 6, 2 Place Jean Millier

Inventors (2)

STANDAERT, Alain

7181 Seneffe

COSTA, Maryline

7181 Seneffe

Representatives / Agents

De Clercq & Partners

Edgard Gevaertdreef 10a, 9830 Sint-Martens-Latem

Mellet, Valérie Martine

Patent 42, 5, rue Dicks

Maiwald GmbH

Elisenhof, Elisenstraße 3

Key Procedural Dates

Request-For-Examination 2024-03-18

Mention Of Grant Published 2025-08-20

First-Examination-Report-Despatched 2025-03-19

Legal Status & Event History

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

57 Events Recorded

Date	Code	Event Description	Auth
2023-03-17	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2022-09-28	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2024-06-14	PUAI	PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE	EP
2024-06-14	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2024-07-17	17P	REQUEST FOR EXAMINATION FILED	EP
2024-07-17	AK	DESIGNATED CONTRACTING STATES	EP
2024-12-18	DAX	REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (DELETED)	EP
2024-12-18	DAV	REQUEST FOR VALIDATION OF THE EUROPEAN PATENT (DELETED)	EP
2025-03-18	GRAP	DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT	EP
2025-03-18	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-04-23	INTG	INTENTION TO GRANT ANNOUNCED	EP
2025-07-10	GRAS	GRANT FEE PAID	EP
2025-07-18	GRAA	(EXPECTED) GRANT	EP
2025-07-18	STAA	INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT	EP
2025-08-20	AK	DESIGNATED CONTRACTING STATES	EP
2025-08-20	P01	OPT-OUT OF THE COMPETENCE OF THE UNIFIED PATENT COURT (UPC) REGISTERED	EP
2025-08-20	REG	REFERENCE TO A NATIONAL CODE	EP
2025-08-29	REG	REFERENCE TO A NATIONAL CODE	EP
2025-09-04	REG	REFERENCE TO A NATIONAL CODE	EP
2025-09-10	REG	REFERENCE TO A NATIONAL CODE	EP
2025-10-15	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2025-10-16	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2025-10-20	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-08	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-12	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-12	REG	REFERENCE TO A NATIONAL CODE	EP
2026-01-13	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-14	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-15	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-15	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-16	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-20	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-22	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-23	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-28	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-01-30	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-02-15	REG	REFERENCE TO A NATIONAL CODE	EP
2026-03-17	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-06	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	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
2026-04-15	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-25	REG	REFERENCE TO A NATIONAL CODE	EP
2026-04-23	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-04-28	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-05-18	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-05-22	PLBI	OPPOSITION FILED	EP
2026-05-28	REG	REFERENCE TO A NATIONAL CODE	EP
2026-06-04	PLAX	NOTICE OF OPPOSITION AND REQUEST TO FILE OBSERVATION + TIME LIMIT SENT	EP
2026-05-20	REG	REFERENCE TO A NATIONAL CODE	EP
2026-06-24	26	OPPOSITION FILED	EP
2026-06-30	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-07-16	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-08-26	PG25	LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-10-02	PLBB	REPLY OF PATENT PROPRIETOR TO NOTICE(S) OF OPPOSITION RECEIVED	EP
2026-10-10	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP
2026-10-13	PGFP	ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO]	EP

Patent & Non-Patent Citations

Cited documents and prior art referenced in search and examination reports.

19 Citations

Cited Patent Documents

WO2019134951 2019-07-11

Espacenet

WO2019002345 2019-01-03

Espacenet

WO2005090467 2005-09-29

Espacenet

EP1788023 2007-05-23

Espacenet

EP1881027 2008-11-05

Espacenet

WO2008019722 2008-02-21

Espacenet

WO2007011460 2007-01-25

Espacenet

EP2586823 2013-05-01

Espacenet

WO2008009393

Espacenet

US2010215933 2010-08-26

Espacenet

WO2021032459 2021-02-25

Espacenet

WO2007142720 2007-12-13

Espacenet

Non-Patent Scientific Literature (NPL)

- D2a - Declaration of Markus Gahleitner related to D2

- D8a - Declaration of Markus Gahleitner related to D8

- "ISO 527-2/1BA - Plastics - Determination of tensile properties - Part 2: test conditions for moulding and extrusion plastics", INTERNATIONAL STANDARD ISO/IEC, XX, XX, vol. ISO 527-2/1BA, 15 February 2012 (2012-02-15), XX , pages 1 - 12, XP009191104

- "Plastics Additives Handbook, 6th Edition", 1 January 2009, CARL HANSER VERLAG, article ZWEIFEL HANS, RALPH D. MAIER, MICHAEL SCHILLER: "Nucleating Agents for Semi-crystalline Polymers", pages: 982, XP093247889

- "Polypropylene, The Definitive User's Guide and Databook", 15 April 1998, PLASTICS DESIGN LIBRARY , US, ISBN: 1-884207-58-8, article CLIVE MAIER, TERESA CALAFUT: "1 - Chemistry", pages: 3 - 14, XP009560894, DOI: 10.1016/B978-188420758-7.50006-0 * page 8 *

- "Polypropylene, The Definitive User's Guide and Databook", 1 January 1998, PLASTICS DESIGN LIBRARY , US, ISBN: 1-884207-58-8, article CLIVE MAIER, TERESA CALAFUT: "12 - Design principles", pages: 109 - 144, XP009567217, DOI: 10.1016/B978-188420758-7.50017-5 * page 114 *

- MICHEL BIRON: "Thermoplastics and Thermoplastic Composites - Series title : Plastics design library", 1 January 2014, ELSEVIER, ISBN: 978-0-08-102501-7, article BIRON, MICHEL : "4.3 Other Polyolefins", pages: 245 - 269 +838, XP009554989

Worldwide Patent Family

Related applications and patents in the same INPADOC worldwide family.

5 Family Members

Country	Publication Number	Kind	Publication Date	Action
EP	EP4399243A1	A1	2024-07-17	Espacenet
EP	EP4399243B1	B1	2025-08-20	Espacenet
US	US20240327581A1	A1	2024-10-03	Espacenet
US	US12146036B2	B2	2024-11-19	Espacenet
WO	WO2023036716A1	A1	2023-03-16	Espacenet

Official File Inspection EPC Art. 128 Public Dossier

Complete European Patent Register Dossier (148 Total Documents)

The full inspection file for Application EP22773199 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.

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Dossier Filing

Date: 2026-05-22 Procedure: Opposition 0009260

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POLYPROPYLENE-BASED COMPOSITIONS WITH TRANSPARENCY AND ELONGATIONAL PROPERTIES

Patent Abstract / Summary

IPC Classifications

Priority Claims

Designated Contracting States (38 EPC States)

Parties & Representation

Applicants

Inventors (2)

Representatives / Agents

Key Procedural Dates

Patent Oppositions

Borealis GmbH

Legal Status & Event History

Patent & Non-Patent Citations

Cited Patent Documents

Non-Patent Scientific Literature (NPL)

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)

New entry: Reply of patent proprietor to notice(s) of opposition

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Lapse of the patent in a contracting state

Change - representative

Lapse of the patent in a contracting state

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

Lapse of the patent in a contracting state

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

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Preliminary examination - PCT II

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PCT data prior to European publication

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Extension of the patent

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