Patent No. EP2664649 (titled "Polymer Material, In Particular For Tribological Applications") was filed by Ensinger on May 8, 2013. The application was issued on Apr 19, 2017.

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 |
|---|---|---|
| POTT | Jan 18, 2018 | GODEMEYER BLUM LENZE PATENTANWALTE PARTNERSCHAFT MBB WERKPATENT |
| POTT | Jan 18, 2018 | GODEMEYER BLUM LENZE WERKPATENT |
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
Jul 7, 2020
Jul 7, 2020
Jan 13, 2020
Jan 13, 2020
Jan 8, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Jan 7, 2020
Nov 11, 2019
Sep 23, 2019
Sep 23, 2019
Sep 9, 2019
Sep 3, 2019
Aug 30, 2019
Aug 29, 2019
Aug 26, 2019
Aug 26, 2019
Aug 26, 2019
Aug 26, 2019
Aug 26, 2019
May 13, 2019
May 8, 2019
May 7, 2019
May 6, 2019
May 3, 2019
May 3, 2019
May 3, 2019
May 3, 2019
May 3, 2019
May 3, 2019
Jul 13, 2018
Jul 5, 2018
Jul 5, 2018
Jul 5, 2018
Jul 5, 2018
Jul 5, 2018
Jul 5, 2018
Jul 5, 2018
Jul 5, 2018
Jul 5, 2018
Jul 5, 2018
Jun 26, 2018
Jun 26, 2018
Jun 26, 2018
Jun 18, 2018
Jun 13, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Jun 12, 2018
Feb 2, 2018
Feb 2, 2018
Feb 1, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Jan 18, 2018
Apr 20, 2017
Mar 23, 2017
Mar 7, 2017
Mar 7, 2017
Mar 7, 2017
Mar 7, 2017
Mar 7, 2017
Nov 8, 2016
Nov 8, 2016
Nov 8, 2016
Nov 8, 2016
Nov 8, 2016
Sep 30, 2016
Jul 6, 2015
Sep 19, 2014
Sep 19, 2014
Sep 19, 2014
Sep 19, 2014
Sep 19, 2014
Sep 19, 2014
Apr 23, 2014
Mar 17, 2014
Mar 17, 2014
Mar 17, 2014
Oct 23, 2013
Sep 3, 2013
Sep 3, 2013
Aug 22, 2013
Jul 1, 2013
Jul 1, 2013
Jul 1, 2013
Jul 1, 2013
Jul 1, 2013
Jul 1, 2013
May 24, 2013
May 24, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013
May 8, 2013