Patent No. EP2796748 (titled "Damper Device") was filed by Aisin Seiki Kabushiki Kaisha on Apr 24, 2014. The application was issued on Apr 13, 2022.

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 |
|---|---|---|
| VALEO EMBRAYAGES | Oct 2, 2019 | VALEO POWERTRAIN SYSTEMS |
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
Mar 17, 2022
Mar 17, 2022
Mar 11, 2022
Mar 3, 2022
Mar 3, 2022
Mar 3, 2022
Mar 3, 2022
Dec 22, 2021
Dec 15, 2021
Dec 15, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Dec 2, 2021
Oct 7, 2021
Oct 7, 2021
Oct 7, 2021
Sep 30, 2021
Aug 27, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 23, 2021
Aug 10, 2021
Aug 4, 2021
Aug 4, 2021
Jun 15, 2021
May 10, 2021
Apr 29, 2021
Apr 29, 2021
Apr 29, 2021
Apr 22, 2021
Apr 21, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Apr 14, 2021
Jan 28, 2021
Jan 28, 2021
Oct 8, 2020
Oct 1, 2020
Oct 1, 2020
Oct 1, 2020
Sep 29, 2020
Sep 29, 2020
Sep 29, 2020
Sep 29, 2020
Sep 29, 2020
Sep 29, 2020
Feb 26, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Feb 20, 2020
Oct 18, 2019
Oct 18, 2019
Oct 9, 2019
Oct 4, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Jan 14, 2019
Dec 6, 2018
Nov 19, 2018
Nov 19, 2018
Nov 19, 2018
Nov 19, 2018
Jul 17, 2018
Jul 17, 2018
Jul 17, 2018
Jul 17, 2018
Jul 17, 2018
May 28, 2018
Feb 26, 2018
Mar 23, 2015
Mar 23, 2015
Mar 23, 2015
Mar 23, 2015
Mar 23, 2015
Mar 23, 2015
Mar 23, 2015
Nov 3, 2014
Oct 1, 2014
Sep 24, 2014
Sep 24, 2014
Sep 24, 2014
Sep 5, 2014
Jul 14, 2014
Jun 25, 2014
Jun 17, 2014
Jun 17, 2014
Jun 17, 2014
Jun 17, 2014
Apr 24, 2014
Apr 24, 2014
Apr 24, 2014
Apr 24, 2014
Apr 24, 2014
Apr 24, 2014
Apr 24, 2014
Apr 24, 2014
Apr 24, 2014
Apr 24, 2014