The patent EP3265656 was granted to Tenneco on Feb 19, 2020. The application was originally filed on Mar 4, 2016 under application number EP16709740A. The patent is currently recorded with a legal status of "Revoked".

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
Get a free citation report including examiner, opposition, and international search citations.
Get Citation ReportThe 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
Dec 16, 2024
Refund of fees
Search/Exam
Oct 23, 2024
Refund of fees
Appeal
Oct 10, 2024
Oct 10, 2024
Oct 10, 2024
Sep 16, 2024
Sep 16, 2024
Sep 16, 2024
Aug 12, 2024
Aug 6, 2024
(Electronic) Receipt
Appeal
Aug 6, 2024
Aug 6, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 24, 2024
May 10, 2024
May 10, 2024
May 6, 2024
Jan 30, 2024
Jan 23, 2024
(Electronic) Receipt
Appeal
Jan 23, 2024
Jan 23, 2024
Reply to appeal
Appeal
Sep 13, 2023
Sep 13, 2023
Sep 12, 2023
Sep 12, 2023
Sep 5, 2023
(Electronic) Receipt
Appeal
Sep 5, 2023
(Electronic) Receipt
Appeal
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Claims
Appeal
Sep 5, 2023
Claims
Appeal
Sep 5, 2023
Claims
Appeal
Sep 5, 2023
Claims
Appeal
Sep 5, 2023
Claims
Appeal
Sep 5, 2023
General authorisation
Appeal
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Sep 5, 2023
Aug 25, 2023
Aug 18, 2023
Aug 7, 2023
Aug 7, 2023
Jul 31, 2023
Jul 17, 2023
Jul 17, 2023
Jun 23, 2023
(Electronic) Receipt
Appeal
Jun 23, 2023
Jun 23, 2023
Notice of appeal
Appeal
Jun 23, 2023
Apr 17, 2023
Apr 17, 2023
Apr 12, 2023
Jan 5, 2023
Jan 3, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Means of redress
OPPO
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Jan 2, 2023
Dec 7, 2022
Dec 1, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Description
OPPO
Nov 30, 2022
Description
OPPO
Nov 30, 2022
Description
OPPO
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Oct 24, 2022
Oct 17, 2022
Oct 17, 2022
Oct 17, 2022
Oct 17, 2022
Oct 17, 2022
Description
OPPO
Oct 17, 2022
Oct 17, 2022
Oct 10, 2022
Oct 10, 2022
Oct 7, 2022
Oct 7, 2022
Drawings
OPPO
Oct 7, 2022
Oct 7, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Description
OPPO
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Sep 30, 2022
Jun 8, 2022
Jun 8, 2022
Feb 11, 2022
Jan 31, 2022
Jan 27, 2022
Jan 27, 2022
Jan 27, 2022
Jan 27, 2022
Jan 27, 2022
Jan 27, 2022
Dec 20, 2021
Dec 14, 2021
Dec 14, 2021
Annex
OPPO
Dec 14, 2021
Dec 14, 2021
Dec 8, 2021
Dec 6, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Dec 3, 2021
Apr 16, 2021
Apr 13, 2021
Apr 13, 2021
Apr 13, 2021
Apr 13, 2021
Apr 13, 2021
Apr 13, 2021
Drawings
OPPO
Apr 13, 2021
Apr 13, 2021
Apr 13, 2021
Apr 13, 2021
Dec 3, 2020
Dec 3, 2020
May 25, 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
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
May 15, 2020
Mar 2, 2020
Jan 23, 2020
Decision to grant a European patent
Search/Exam
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Intention to grant (signatures)
Search/Exam
Jan 9, 2020
Text intended for grant (clean copy)
Search/Exam
Jan 9, 2020
Dec 13, 2019
(Electronic) Receipt
Search/Exam
Dec 13, 2019
Claims
Search/Exam
Dec 13, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 13, 2019
Sep 20, 2019
(Electronic) Receipt
Search/Exam
Sep 20, 2019
English translation of the claims
Search/Exam
Sep 20, 2019
French translation of claims
Search/Exam
Sep 20, 2019
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2019
Jun 28, 2019
Jun 28, 2019
Jun 28, 2019
Intention to grant (signatures)
Search/Exam
Jun 28, 2019
Text intended for grant (clean copy)
Search/Exam
Jun 28, 2019
May 22, 2019
(Electronic) Receipt
Search/Exam
May 22, 2019
Amended description with annotations
Search/Exam
May 22, 2019
Description
Search/Exam
May 22, 2019
Letter accompanying subsequently filed items
Search/Exam
May 13, 2019
Annex to the communication
Search/Exam
May 13, 2019
Communication from the Examining Division
Search/Exam
Jan 11, 2019
(Electronic) Receipt
Search/Exam
Jan 11, 2019
Amended claims with annotations
Search/Exam
Jan 11, 2019
Amended claims with annotations
Search/Exam
Jan 11, 2019
Claims
Search/Exam
Jan 11, 2019
Claims
Search/Exam
Jan 11, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 11, 2019
Nov 5, 2018
Oct 30, 2018
(Electronic) Receipt
Search/Exam
Oct 30, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 30, 2018
Jul 4, 2018
Annex to the communication
Search/Exam
Jul 4, 2018
Communication from the Examining Division
Search/Exam
May 4, 2018
Examination started
Search/Exam
Mar 23, 2018
Mar 15, 2018
(Electronic) Receipt
Search/Exam
Mar 15, 2018
Enquiry as to the processing of the file
Search/Exam
Mar 15, 2018
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2018
Communication to designated inventor
Search/Exam
Dec 21, 2017
(Electronic) Receipt
Search/Exam
Dec 21, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2017
Letter concerning the inventor
Search/Exam
Dec 13, 2017
Dec 7, 2017
Dec 1, 2017
Letter which had not been notified
Search/Exam
Nov 3, 2017
Communication to designated inventor
Search/Exam
Nov 3, 2017
Communication to designated inventor
Search/Exam
Nov 3, 2017
Communication to designated inventor
Search/Exam
Nov 3, 2017
Communication to designated inventor
Search/Exam
Sep 25, 2017
Comments on Written Opinion of ISA
Search/Exam
Sep 25, 2017
Sep 14, 2017
(Electronic) Receipt
Search/Exam
Sep 14, 2017
Sep 14, 2017
Sep 14, 2017
Amendments received before examination
Search/Exam
Sep 14, 2017
Priority search results
Search/Exam
Sep 14, 2017
Request for entry into the European phase
Search/Exam
Jul 19, 2017
Information on entry into European phase
Search/Exam
Oct 6, 2016
Sep 15, 2016
Copy of the international search report
Search/Exam
Sep 15, 2016
Copy of the international search report
Search/Exam
Sep 15, 2016
Published international application - A1
Search/Exam
Jun 23, 2016
ISR: cited documents
PCTISA
Jun 23, 2016
Jun 21, 2016
Jun 21, 2016
Jun 21, 2016
Mar 30, 2016
Mar 15, 2016
Mar 14, 2016
Mar 9, 2016
Mar 4, 2016
(Electronic) Receipt
PCTRO
Mar 4, 2016
Abstract
PCTRO
Mar 4, 2016
Claims
PCTRO
Mar 4, 2016
Description
PCTRO
Mar 4, 2016
Mar 4, 2016
Drawings
PCTRO
Mar 4, 2016