Patent No. EP2159323 (titled "Method For Reconditioning Track Sections For Train Transport") was filed by Zrcher on Aug 25, 2009. The application was issued on Jul 9, 2014.

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 |
|---|---|---|
| PLASSER & THEURER | Mar 2, 2015 | RAU |
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
Jul 5, 2017
Jul 5, 2017
Jun 30, 2017
Mar 21, 2017
Mar 21, 2017
Mar 21, 2017
Mar 21, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 20, 2017
Mar 8, 2017
Mar 8, 2017
Jan 31, 2017
Jan 24, 2017
Jan 24, 2017
Jan 13, 2017
Jan 5, 2017
Jan 4, 2017
Dec 23, 2016
Dec 20, 2016
Nov 25, 2016
Nov 25, 2016
Oct 5, 2016
Sep 29, 2016
Sep 29, 2016
Sep 29, 2016
Sep 13, 2016
Sep 8, 2016
Sep 8, 2016
Sep 8, 2016
Aug 22, 2016
Aug 4, 2016
Aug 2, 2016
Aug 2, 2016
Aug 2, 2016
Aug 2, 2016
Aug 2, 2016
Aug 2, 2016
Aug 2, 2016
Jul 28, 2016
Oct 21, 2015
Oct 15, 2015
Oct 15, 2015
Oct 15, 2015
Oct 1, 2015
Oct 1, 2015
Sep 23, 2015
Sep 23, 2015
Sep 23, 2015
May 18, 2015
May 18, 2015
Mar 5, 2015
Mar 2, 2015
Mar 2, 2015
Mar 2, 2015
Mar 2, 2015
Mar 2, 2015
Mar 2, 2015
Mar 2, 2015
Aug 7, 2014
Jul 9, 2014
Jun 30, 2014
Jun 25, 2014
Jun 13, 2014
Jun 5, 2014
May 26, 2014
May 26, 2014
May 26, 2014
May 26, 2014
Jan 23, 2014
Jan 23, 2014
Jan 23, 2014
Jan 23, 2014
Jan 13, 2014
Jan 9, 2014
Dec 18, 2013
Dec 18, 2013
Dec 18, 2013
Dec 18, 2013
Sep 5, 2013
Jul 11, 2013
Jul 11, 2013
Jul 11, 2013
Jun 5, 2013
Jun 5, 2013
May 2, 2013
Nov 16, 2012
Nov 16, 2012
Aug 3, 2012
Jul 31, 2012
Jul 31, 2012
Jul 6, 2012
Feb 23, 2012
Feb 23, 2012
Oct 22, 2011
Oct 19, 2011
Oct 19, 2011
Oct 6, 2011
Mar 18, 2011
Mar 18, 2011
Nov 18, 2010
Sep 2, 2010
Mar 8, 2010
Feb 3, 2010
Jan 12, 2010
Jan 12, 2010
Jan 12, 2010
Sep 9, 2009
Sep 9, 2009
Aug 25, 2009
Aug 25, 2009
Aug 25, 2009
Aug 25, 2009
Aug 25, 2009