Opposition Filed Opposition filed by The Dow Chemical Company EP Register Verified

POLYOLEFIN COMPOSITION COMPRISING POLYETHYLENE AND RECYCLED PLASTIC MATERIAL

Publication No. EP4141066

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App No. EP21193786

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Filed by Borealis GmbH

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Filed on 2021-08-30

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Issued/Published on 2024-02-14

Official EPO Register

Publication No. EP4141066 A1

Application No. EP21193786 Filed: 2021-08-30

Grant Date 2021-08-30 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

C08L23/06, C08L23/08

Priority Claims

No priority claims recorded

Designated Contracting States (38 EPC States)

Albania (AL)

Austria (AT)

Belgium (BE)

Bulgaria (BG)

Switzerland (CH)

Cyprus (CY)

Czech Republic (CZ)

Germany (DE)

Denmark (DK)

Estonia (EE)

Spain (ES)

Finland (FI)

France (FR)

United Kingdom (GB)

Greece (GR)

Croatia (HR)

Hungary (HU)

Ireland (IE)

Iceland (IS)

Italy (IT)

Liechtenstein (LI)

Lithuania (LT)

Luxembourg (LU)

Latvia (LV)

Monaco (MC)

North Macedonia (MK)

Malta (MT)

Netherlands (NL)

Norway (NO)

Poland (PL)

Portugal (PT)

Romania (RO)

Serbia (RS)

Sweden (SE)

Slovenia (SI)

Slovakia (SK)

San Marino (SM)

Turkey (TR)

Parties & Representation

Applicants

Borealis GmbH

Trabrennstrasse 6-8, 1020 Vienna

Borealis AG

Trabrennstrasse 6-8, 1020 Vienna

Inventors (4)

LIU, Yi

4021 Linz

FREUDENTHALER, Paul Johann

4021 Linz

FISCHER, Jörg

4021 Linz

LANG, Reinhold W.

4021 Linz

Representatives / Agents

Maikowski & Ninnemann Patentanwälte Partnerschaft mbB

Postfach 15 09 20, 10671 Berlin

V.O.

P.O. Box 87930, 2508 DH Den Haag

Key Procedural Dates

Request-For-Examination 2023-04-28

Mention Of Grant Published 2021-08-30

First-Examination-Report-Despatched 2023-09-21

Patent Oppositions

Official opposition proceedings filed against European Patent EP4141066 under EPC Article 99.

1 ACTIVE OPPONENT

Opponent Company

The Dow Chemical Company

2211 H.H. Dow Way, US

Representative

V.O.

Filing Date

2024-11-14

Opposition in Progress

Patent & Non-Patent Citations

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

17 Citations

Cited Patent Documents

WO2008131817

Espacenet

US2003113496

Espacenet

WO2016005265

Espacenet

EP2740761

Espacenet

CN109796650

Espacenet

WO2017220657

Espacenet

WO2015121161

Espacenet

Non-Patent Scientific Literature (NPL)

JUAN ET AL., JOURNAL OF CLEANER PRODUCTION, vol. 276, 2020, pages 124081

CAS, no. 52829-07-9

CAS, no. 112926-00-8

FISCHER ET AL., POLYMER TESTING, vol. 78, 2029, pages 105998

FISCHER ET AL., ENGINEERING FRACTURE MECHANICS, vol. 203, 2018, pages 44 - 53

- JUAN ET AL., JOURNAL OF CLEANER PRODUCTION, vol. 276, 2020, pages 124081

- CAS, no. 52829-07-9

- CAS, no. 112926-00-8

- FISCHER ET AL., POLYMER TESTING, vol. 78, 2029, pages 105998

- FISCHER ET AL., ENGINEERING FRACTURE MECHANICS, vol. 203, 2018, pages 44 - 53

Official File Inspection EPC Art. 128 Public Dossier

Complete European Patent Register Dossier (148 Total Documents)

The full inspection file for Application EP21193786 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: 2025-09-22 Procedure: Examination EPIDOSNORA1O

Inspect on Register

POLYOLEFIN COMPOSITION COMPRISING POLYETHYLENE AND RECYCLED PLASTIC MATERIAL

Patent Abstract / Summary

IPC Classifications

Priority Claims

Designated Contracting States (38 EPC States)

Parties & Representation

Applicants

Inventors (4)

Representatives / Agents

Key Procedural Dates

Patent Oppositions

The Dow Chemical Company

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)

Revocation of patent

Lapse of the patent in a contracting state

New entry: Despatch of minutes of oral proceedings

New entry: Despatch of communication that patent is revoked

Revocation of the patent

Oral proceedings

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

New entry: Date of oral proceedings

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

Change - applicant

Lapse of the patent in a contracting state

Lapse of the patent in a contracting state

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

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

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

Intention to grant the patent

New entry: Communication of intention to grant a patent

New entry: Renewal fee paid

Renewal fee payment

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

Request for examination filed

Change - designated states

Date on which the examining division has become responsible

Publication in section I.1 EP Bulletin

Change - representative

Language of the procedure

International searching authority

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