The weekly litigation news digest is live. Subscribe now
The patent EP2729525 was granted to Totalenergies ONE Tech Belgium on Oct 9, 2019. The application was filed on Jul 6, 2012 under application number EP12734913A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| THE DOW CHEMICAL | Jul 9, 2020 | BOULT WADE TENNANT | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US5008204 |
| DESCRIPTION | WO2008113680 |
| DESCRIPTION | WO9303093 |
| INTERNATIONAL-SEARCH-REPORT | EP1674504 |
| INTERNATIONAL-SEARCH-REPORT | EP2058337 |
| INTERNATIONAL-SEARCH-REPORT | US2010029883 |
| INTERNATIONAL-SEARCH-REPORT | US2010099824 |
| INTERNATIONAL-SEARCH-REPORT | US2010119793 |
| OPPOSITION | US6469103 |
| OPPOSITION | WO2011159376 |
| OPPOSITION | WO9303093 |
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
Jun 30, 2023
Refund of fees
Appeal
Jun 28, 2023
Jun 28, 2023
Jun 27, 2023
Jun 23, 2023
Jun 22, 2023
(Electronic) Receipt
Appeal
Jun 22, 2023
Jun 22, 2023
Jun 22, 2023
Withdrawal of an appeal
Appeal
May 31, 2023
May 31, 2023
May 4, 2023
(Electronic) Receipt
Appeal
May 4, 2023
May 4, 2023
Notice of appeal
Appeal
Mar 2, 2023
Mar 2, 2023
Mar 2, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Means of redress
OPPO
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Mar 23, 2022
Mar 18, 2022
Mar 18, 2022
Mar 17, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 15, 2022
Mar 7, 2022
Mar 2, 2022
Mar 2, 2022
Mar 2, 2022
Jan 27, 2022
Jan 27, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 21, 2022
Jan 13, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Jan 10, 2022
Dec 7, 2021
Dec 7, 2021
Jul 21, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Feb 10, 2021
Feb 5, 2021
Feb 5, 2021
Feb 5, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Oct 28, 2020
Oct 28, 2020
Oct 22, 2020
Oct 22, 2020
Oct 22, 2020
Jul 23, 2020
Jul 23, 2020
Jul 15, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Jul 9, 2020
Oct 21, 2019
Sep 12, 2019
Decision to grant a European patent
Search/Exam
Aug 30, 2019
(Electronic) Receipt
Search/Exam
Aug 30, 2019
Filing of the translations of the claims
Search/Exam
Aug 30, 2019
French translation of claims
Search/Exam
Aug 30, 2019
German translation of the claims
Search/Exam
Aug 30, 2019
Letter accompanying subsequently filed items
Search/Exam
May 9, 2019
May 9, 2019
May 9, 2019
Intention to grant (signatures)
Search/Exam
May 9, 2019
Text intended for grant (clean copy)
Search/Exam
May 9, 2019
Dec 20, 2018
(Electronic) Receipt
Search/Exam
Dec 20, 2018
Amended claims with annotations
Search/Exam
Dec 20, 2018
Claims
Search/Exam
Dec 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Dec 20, 2018
Oct 23, 2018
Oct 18, 2018
(Electronic) Receipt
Search/Exam
Oct 18, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 18, 2018
Jun 29, 2018
Annex to the communication
Search/Exam
Jun 29, 2018
Communication from the Examining Division
Search/Exam
Jun 25, 2018
Examination started
Search/Exam
Feb 26, 2018
Dec 22, 2015
Dec 22, 2015
Dec 21, 2015
Dec 15, 2015
Dec 15, 2015
Jan 14, 2015
Refund of fees
Search/Exam
Aug 20, 2014
(Electronic) Receipt
Search/Exam
Aug 20, 2014
Aug 20, 2014
Amended claims with annotations
Search/Exam
Aug 20, 2014
Amendments received before examination
Search/Exam
Aug 20, 2014
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2014
(Electronic) Receipt
Search/Exam
Apr 24, 2014
Letter accompanying subsequently filed items
Search/Exam
Apr 24, 2014
Letter concerning the inventor
Search/Exam
Apr 16, 2014
Mar 27, 2014
Mar 17, 2014
Letter which had not been notified
Search/Exam
Feb 20, 2014
Feb 13, 2014
Priority search results copy provided by EPO
Search/Exam
Feb 13, 2014
Priority search results copy provided by EPO
Search/Exam
Feb 13, 2014
Priority search results copy provided by EPO
Search/Exam
Feb 13, 2014
Priority search results copy provided by EPO
Search/Exam
Feb 12, 2014
Communication to designated inventor
Search/Exam
Feb 12, 2014
Communication to designated inventor
Search/Exam
Feb 12, 2014
Communication to designated inventor
Search/Exam
Feb 12, 2014
Communication to designated inventor
Search/Exam
Feb 12, 2014
Communication to designated inventor
Search/Exam
Feb 5, 2014
Notice on debiting of fees
Search/Exam
Jan 28, 2014
Jan 8, 2014
(Electronic) Receipt
Search/Exam
Jan 8, 2014
Request for entry into the European phase
Search/Exam
Nov 22, 2013
Information on entry into European phase
Search/Exam
Mar 7, 2013
Copy of the international search report
Search/Exam
Mar 7, 2013
Published international application - A9
Search/Exam
Feb 6, 2013
Feb 6, 2013
Feb 6, 2013
Feb 6, 2013
Feb 6, 2013
Jan 29, 2013
Jan 17, 2013
Copy of the international search report
Search/Exam
Jan 17, 2013
Published international application - A1
Search/Exam
Dec 14, 2012
Dec 11, 2012
Oct 5, 2012
Oct 5, 2012
Oct 5, 2012
Sep 26, 2012
Sep 26, 2012
Aug 28, 2012
Aug 28, 2012
Jul 6, 2012
(Electronic) Receipt
PCTRO
Jul 6, 2012
Abstract
PCTRO
Jul 6, 2012
Claims
PCTRO
Jul 6, 2012
Description
PCTRO
Jul 6, 2012
Drawings
PCTRO
Jul 6, 2012
Jul 6, 2012
Jul 6, 2012
Jul 6, 2012
Jul 6, 2012