Patent No. EP1655434 (titled "Door Assembly With Automatically Moveable Wings And Method Of Operating Such Door Assemblies") was filed by Dorma on Oct 26, 2005. The application was issued on Apr 22, 2015.

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 |
|---|---|---|
| BIRCHER REGLOMAT | Jan 19, 2016 | PATENTANWALTE UND RECHTSANWALT WEISS |
| GEZE | Jan 19, 2016 | MANITZ FINSTERWALD PATENT- UND RECHTSANWALTSPARTNERSCHAFT 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
Nov 2, 2017
Nov 2, 2017
Nov 2, 2017
Oct 27, 2017
Sep 18, 2017
Aug 2, 2017
Jul 31, 2017
Jul 24, 2017
Jul 21, 2017
Jul 20, 2017
Jul 20, 2017
Jul 17, 2017
Jul 17, 2017
Jul 17, 2017
Jul 17, 2017
Jul 17, 2017
Jul 17, 2017
Jul 17, 2017
Jun 19, 2017
Jun 19, 2017
Jun 19, 2017
Jun 19, 2017
Jun 19, 2017
Jun 14, 2017
Jun 14, 2017
Jun 14, 2017
Jun 13, 2017
Jun 13, 2017
Jun 13, 2017
May 10, 2017
May 10, 2017
May 10, 2017
May 4, 2017
May 2, 2017
May 2, 2017
Apr 25, 2017
Apr 25, 2017
Apr 25, 2017
Apr 24, 2017
Apr 24, 2017
Apr 24, 2017
Mar 30, 2017
Mar 30, 2017
Feb 9, 2017
Dec 21, 2016
Dec 16, 2016
Dec 14, 2016
Dec 13, 2016
Dec 12, 2016
Dec 12, 2016
Dec 12, 2016
Dec 8, 2016
Dec 8, 2016
Dec 2, 2016
Dec 2, 2016
Dec 2, 2016
Dec 2, 2016
Dec 2, 2016
Dec 2, 2016
Dec 2, 2016
Dec 2, 2016
Dec 2, 2016
Oct 13, 2016
Oct 13, 2016
Oct 6, 2016
Aug 26, 2016
Aug 26, 2016
Aug 23, 2016
Aug 23, 2016
Aug 23, 2016
Aug 23, 2016
Aug 23, 2016
Aug 23, 2016
Aug 23, 2016
Aug 23, 2016
Aug 23, 2016
Jul 8, 2016
Jul 8, 2016
Jul 1, 2016
Jul 1, 2016
Jul 1, 2016
Mar 1, 2016
Mar 1, 2016
Mar 1, 2016
Feb 3, 2016
Feb 3, 2016
Feb 3, 2016
Jan 29, 2016
Jan 26, 2016
Jan 20, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Jan 19, 2016
Apr 22, 2015
Mar 26, 2015
Mar 19, 2015
Mar 16, 2015
Mar 10, 2015
Mar 10, 2015
Mar 2, 2015
Feb 19, 2015
Feb 19, 2015
Feb 19, 2015
Feb 19, 2015
Feb 19, 2015
Jan 6, 2015
Nov 26, 2014
Nov 26, 2014
Nov 26, 2014
Nov 26, 2014
Dec 17, 2013
Nov 4, 2013
Oct 30, 2013
Oct 29, 2013
Jul 10, 2013
Jul 10, 2013
Apr 19, 2013
Apr 19, 2013
Apr 19, 2013
Apr 17, 2013
Apr 17, 2013
Apr 17, 2013
Oct 22, 2012
Sep 14, 2012
Sep 14, 2012
Sep 14, 2012
Jun 18, 2010
Jun 10, 2010
Mar 29, 2006
Nov 30, 2005
Nov 30, 2005
Oct 27, 2005
Oct 27, 2005
Oct 27, 2005
Oct 27, 2005
Oct 27, 2005
Oct 27, 2005
Oct 26, 2005
Oct 26, 2005
Oct 26, 2005
Oct 26, 2005
Oct 26, 2005
Oct 26, 2005