The weekly litigation news digest is live. Subscribe now
The patent EP2961780 was granted to Chevron Phillips Chemical LP on Oct 9, 2024. The application was filed on Feb 25, 2014 under application number EP14710696A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
| TOTALENERGIES ONE TECH BELGIUM | Jan 12, 2018 | GARCIA MARTIN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2007298508 |
| DESCRIPTION | US2010190926 |
| DESCRIPTION | US2012059134 |
| DESCRIPTION | US3248179 |
| DESCRIPTION | US4501885 |
| DESCRIPTION | US4588790 |
| DESCRIPTION | US4939217 |
| DESCRIPTION | US5191132 |
| DESCRIPTION | US5210352 |
| DESCRIPTION | US5347026 |
| DESCRIPTION | US5352749 |
| DESCRIPTION | US5399636 |
| DESCRIPTION | US5401817 |
| DESCRIPTION | US5420320 |
| DESCRIPTION | US5436304 |
| DESCRIPTION | US5436305 |
| DESCRIPTION | US5451649 |
| DESCRIPTION | US5455314 |
| DESCRIPTION | US5496781 |
| DESCRIPTION | US5498581 |
| DESCRIPTION | US5541272 |
| DESCRIPTION | US5554795 |
| DESCRIPTION | US5563284 |
| DESCRIPTION | US5565175 |
| DESCRIPTION | US5565592 |
| DESCRIPTION | US5571880 |
| DESCRIPTION | US5575979 |
| DESCRIPTION | US5594078 |
| DESCRIPTION | US5631203 |
| DESCRIPTION | US5631335 |
| DESCRIPTION | US5654454 |
| DESCRIPTION | US5668230 |
| DESCRIPTION | US5705478 |
| DESCRIPTION | US5705579 |
| DESCRIPTION | US6187880 |
| DESCRIPTION | US6239235 |
| DESCRIPTION | US6262191 |
| DESCRIPTION | US6509427 |
| DESCRIPTION | US6833415 |
| DESCRIPTION | US7026494 |
| INTERNATIONAL-SEARCH-REPORT | US2005085600 |
| INTERNATIONAL-SEARCH-REPORT | US2007043182 |
| INTERNATIONAL-SEARCH-REPORT | US2010092709 |
| INTERNATIONAL-SEARCH-REPORT | US2010190926 |
| INTERNATIONAL-SEARCH-REPORT | US2012059134 |
| INTERNATIONAL-SEARCH-REPORT | WO2010008964 |
| INTERNATIONAL-SEARCH-REPORT | WO2012030779 |
| INTERNATIONAL-SEARCH-REPORT | WO2013033690 |
| INTERNATIONAL-SEARCH-REPORT | WO2013181274 |
| OPPOSITION | EP2004704 |
| OPPOSITION | EP2900705 |
| OPPOSITION | EP2951237 |
| OPPOSITION | US2012316311 |
| OPPOSITION | WO0236678 |
| OPPOSITION | WO2013036581 |
| OPPOSITION | WO2014052364 |
| OPPOSITION | WO2014120540 |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
Date
Description
Get instant alerts for new documents
Sep 12, 2024
Sep 12, 2024
Sep 3, 2024
Sep 3, 2024
Sep 3, 2024
Sep 3, 2024
Jun 4, 2024
Jun 4, 2024
Jun 4, 2024
May 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 27, 2024
Mar 25, 2024
Mar 11, 2024
Mar 11, 2024
Mar 11, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Means of redress
OPPO
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 21, 2024
Feb 8, 2024
Jan 30, 2024
Jan 30, 2024
Jan 30, 2024
Jan 9, 2024
Dec 19, 2023
Dec 15, 2023
Dec 12, 2023
Dec 12, 2023
Dec 12, 2023
Dec 12, 2023
Dec 12, 2023
Dec 12, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 8, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Dec 7, 2023
Sep 14, 2023
Sep 14, 2023
Sep 14, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Jul 31, 2023
Feb 1, 2023
(Electronic) Receipt
Appeal
Feb 1, 2023
Feb 1, 2023
Jan 23, 2023
Jan 4, 2023
(Electronic) Receipt
Appeal
Jan 4, 2023
Jan 4, 2023
Jan 4, 2023
Dec 20, 2022
Dec 7, 2022
Dec 7, 2022
Dec 7, 2022
Oct 25, 2022
Oct 25, 2022
Oct 25, 2022
Aug 29, 2022
(Electronic) Receipt
Appeal
Aug 29, 2022
Aug 29, 2022
Aug 29, 2022
Aug 11, 2022
Aug 8, 2022
(Electronic) Receipt
Appeal
Aug 8, 2022
Aug 8, 2022
Aug 4, 2022
Aug 1, 2022
Aug 1, 2022
Aug 1, 2022
Jul 28, 2022
Advice of delivery
Appeal
Jul 28, 2022
Jul 28, 2022
Jul 27, 2022
Jul 26, 2022
Jul 26, 2022
Jul 22, 2022
(Electronic) Receipt
Appeal
Jul 22, 2022
Jul 22, 2022
Jul 22, 2022
Jul 22, 2022
Jul 22, 2022
Jul 22, 2022
Jul 22, 2022
Jul 22, 2022
Jul 22, 2022
Jul 22, 2022
Jul 21, 2022
(Electronic) Receipt
Appeal
Jul 21, 2022
Jul 21, 2022
Jul 21, 2022
Jul 21, 2022
Jul 21, 2022
May 25, 2022
May 25, 2022
Dec 9, 2021
Advice of delivery
Appeal
Dec 6, 2021
Dec 6, 2021
Dec 1, 2021
Apr 8, 2021
May 25, 2020
May 15, 2020
(Electronic) Receipt
Appeal
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
Reply to appeal
Appeal
Apr 15, 2020
Jan 15, 2020
Jan 9, 2020
(Electronic) Receipt
Appeal
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Oct 30, 2019
Oct 30, 2019
Oct 24, 2019
(Electronic) Receipt
Appeal
Oct 24, 2019
Oct 24, 2019
Notice of appeal
Appeal
Oct 8, 2019
Sep 20, 2019
Sep 18, 2019
Sep 12, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Means of redress
OPPO
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Sep 5, 2019
Jun 20, 2019
Apr 30, 2019
Apr 24, 2019
Apr 24, 2019
Apr 18, 2019
Apr 18, 2019
Apr 18, 2019
Apr 18, 2019
Apr 18, 2019
Apr 17, 2019
Apr 17, 2019
Apr 17, 2019
Apr 17, 2019
Apr 17, 2019
Apr 17, 2019
Apr 17, 2019
Apr 17, 2019
Apr 17, 2019
Apr 17, 2019
Claims
OPPO
Apr 17, 2019
Claims
OPPO
Apr 17, 2019
Claims
OPPO
Apr 17, 2019
Claims
OPPO
Apr 17, 2019
Claims
OPPO
Apr 17, 2019
Claims
OPPO
Apr 17, 2019
Claims
OPPO
Apr 17, 2019
Claims
OPPO
Apr 17, 2019
Apr 17, 2019
Apr 16, 2019
Apr 16, 2019
Apr 12, 2019
Apr 8, 2019
Apr 8, 2019
Apr 8, 2019
Dec 14, 2018
Dec 3, 2018
Nov 27, 2018
Nov 21, 2018
Nov 7, 2018
Oct 25, 2018
Oct 25, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
May 31, 2018
May 23, 2018
May 23, 2018
May 23, 2018
May 23, 2018
Jan 26, 2018
Jan 26, 2018
Jan 23, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
Apr 13, 2017
Mar 16, 2017
Decision to grant a European patent
Search/Exam
Mar 2, 2017
Mar 2, 2017
Mar 2, 2017
Intention to grant (signatures)
Search/Exam
Mar 2, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 2, 2017
Feb 24, 2017
Feb 17, 2017
(Electronic) Receipt
Search/Exam
Feb 17, 2017
Claims
Search/Exam
Feb 17, 2017
French translation of claims
Search/Exam
Feb 17, 2017
German translation of the claims
Search/Exam
Feb 17, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 17, 2017
Oct 18, 2016
Oct 18, 2016
Oct 18, 2016
Intention to grant (signatures)
Search/Exam
Oct 18, 2016
Text intended for grant (clean copy)
Search/Exam
Oct 18, 2016
Sep 26, 2016
Examination started
Search/Exam
Feb 19, 2016
(Electronic) Receipt
Search/Exam
Feb 19, 2016
Feb 19, 2016
Amended claims with annotations
Search/Exam
Feb 19, 2016
Amendments received before examination
Search/Exam
Feb 19, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 9, 2015
Nov 26, 2015
Nov 20, 2015
Nov 6, 2015
(Electronic) Receipt
Search/Exam
Nov 6, 2015
Annexes in respect of a client data request
Search/Exam
Nov 6, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 6, 2015
Oct 7, 2015
Oct 5, 2015
Communication to designated inventor
Search/Exam
Oct 5, 2015
Communication to designated inventor
Search/Exam
Sep 24, 2015
(Electronic) Receipt
Search/Exam
Sep 24, 2015
Matter concerning the application
Search/Exam
Sep 24, 2015
Request for entry into the European phase
Search/Exam
Sep 16, 2015
Jul 8, 2015
Information on entry into European phase
Search/Exam
Sep 22, 2014
Sep 4, 2014
Copy of the international search report
Search/Exam
Sep 4, 2014
Published international application - A1
Search/Exam
Jul 14, 2014
Annex
PCTISA
May 14, 2014
May 14, 2014
May 14, 2014
Mar 10, 2014
Abstract
PCTISA
Mar 10, 2014
Claims
PCTISA
Mar 10, 2014
Description
PCTISA
Mar 10, 2014
Drawings
PCTISA