Patent No. EP2367656 (titled "Machine Tool And Method For Producing Gearing") was filed by Gebr. Heller Maschinenfabrik GmbH on Dec 16, 2009. The application was issued on Oct 5, 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 |
|---|---|---|
| DECKEL MAHO PFRONTEN | Mar 25, 2015 | MERH MATIAS ERNY REICHL HOFFMANN PATENTANWALTE PARTG MBB |
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
Sep 8, 2022
Sep 8, 2022
Sep 2, 2022
Aug 24, 2022
Aug 24, 2022
Aug 24, 2022
Aug 24, 2022
Aug 24, 2022
Jul 12, 2022
Jul 12, 2022
Jul 12, 2022
Jul 7, 2022
Mar 29, 2022
Mar 29, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Mar 25, 2022
Jul 26, 2021
Jul 23, 2021
Jul 20, 2021
Jun 17, 2021
Jun 10, 2021
Jun 10, 2021
Jun 10, 2021
May 21, 2021
May 21, 2021
May 19, 2021
May 19, 2021
May 19, 2021
May 14, 2021
Mar 19, 2021
Mar 18, 2021
Mar 16, 2021
Mar 16, 2021
Mar 16, 2021
Mar 3, 2021
Mar 3, 2021
Mar 3, 2021
Feb 25, 2021
Feb 25, 2021
Feb 24, 2021
Feb 22, 2021
Feb 22, 2021
Feb 19, 2021
Feb 18, 2021
Feb 16, 2021
Feb 16, 2021
Feb 15, 2021
Feb 15, 2021
Feb 15, 2021
Feb 10, 2021
Feb 10, 2021
Feb 10, 2021
Feb 3, 2021
Jan 29, 2021
Jan 29, 2021
Jan 29, 2021
Dec 7, 2020
Nov 10, 2020
Nov 10, 2020
Nov 10, 2020
Nov 10, 2020
Nov 10, 2020
Nov 10, 2020
Nov 10, 2020
Nov 10, 2020
Nov 10, 2020
Apr 29, 2020
Apr 29, 2020
Mar 16, 2020
Mar 10, 2020
Mar 6, 2020
Mar 6, 2020
Mar 3, 2020
Nov 12, 2019
Oct 30, 2019
Oct 23, 2019
Oct 23, 2019
Jun 22, 2018
Apr 23, 2018
Apr 17, 2018
Apr 17, 2018
Apr 17, 2018
Apr 17, 2018
Apr 17, 2018
Apr 17, 2018
Apr 17, 2018
Dec 11, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Nov 29, 2017
Oct 12, 2017
Oct 4, 2017
Sep 29, 2017
Sep 29, 2017
Sep 29, 2017
Jul 24, 2017
Jul 21, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jul 19, 2017
Jun 21, 2017
May 26, 2017
May 22, 2017
May 22, 2017
May 22, 2017
Apr 28, 2017
Apr 26, 2017
Apr 21, 2017
Apr 21, 2017
Apr 21, 2017
Apr 21, 2017
Apr 21, 2017
Apr 21, 2017
Apr 21, 2017
Apr 21, 2017
Apr 20, 2017
Apr 20, 2017
Apr 20, 2017
Apr 20, 2017
Apr 7, 2017
Apr 6, 2017
Jul 22, 2016
Jul 18, 2016
Jul 18, 2016
Jul 15, 2016
Jul 15, 2016
Nov 10, 2015
Nov 5, 2015
Nov 5, 2015
Nov 5, 2015
Nov 5, 2015
Nov 5, 2015
Nov 5, 2015
Aug 11, 2015
Aug 11, 2015
Aug 6, 2015
Aug 6, 2015
Apr 30, 2015
Apr 30, 2015
Mar 31, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Oct 2, 2014
Sep 16, 2014
Sep 16, 2014
Sep 16, 2014
Jun 27, 2014
May 30, 2014
May 16, 2014
May 16, 2014
May 16, 2014
May 16, 2014
May 16, 2014
Mar 12, 2014
Feb 12, 2014
Feb 12, 2014
Feb 12, 2014
Feb 12, 2014
Nov 25, 2013
Nov 25, 2013
Nov 25, 2013
Nov 25, 2013
Jul 16, 2013
Jul 16, 2013
Feb 16, 2012
Feb 16, 2012
Feb 3, 2012
Oct 18, 2011
Sep 14, 2011
Sep 14, 2011
Aug 31, 2011
Aug 16, 2011
Aug 10, 2011
Aug 9, 2011
Jul 5, 2011
Jul 5, 2011
Jul 5, 2011
Jul 5, 2011
Jun 28, 2011
Jun 28, 2011
Jun 28, 2011
Jun 3, 2011
Jun 3, 2011
Jun 3, 2011
Jun 3, 2011
Apr 29, 2011
Mar 15, 2011
Mar 15, 2011
Mar 15, 2011
Mar 15, 2011
Mar 15, 2011
Mar 15, 2011
Mar 15, 2011
Mar 15, 2011
Mar 15, 2011
Nov 26, 2010
Oct 26, 2010
Oct 26, 2010
Oct 18, 2010
Oct 18, 2010
Oct 18, 2010
Oct 18, 2010
Jul 13, 2010
Jun 24, 2010
Jun 24, 2010
Jun 24, 2010
Apr 23, 2010
Apr 23, 2010
Apr 23, 2010
Dec 23, 2009
Dec 23, 2009
Dec 23, 2009
Dec 23, 2009