Patent No. EP2212478 (titled "Method And Apparatus For Building Support Piers From One Or More Successive Lifts Formed In A Soil Matrix") was filed by Geopier Foundation on Oct 21, 2008. The application was issued on Aug 28, 2019.

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 |
|---|---|---|
| KELLER HOLDING GMBH | May 3, 2017 | NEUMANN MULLER OBERWALLENEY 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
Aug 1, 2019
Aug 1, 2019
Jul 26, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jul 11, 2019
Jun 11, 2019
Jun 11, 2019
May 21, 2019
May 8, 2019
May 7, 2019
May 7, 2019
Apr 26, 2019
Apr 24, 2019
Apr 23, 2019
Apr 23, 2019
Apr 23, 2019
Mar 5, 2019
Feb 27, 2019
Feb 25, 2019
Feb 24, 2019
Feb 24, 2019
Feb 24, 2019
Jan 11, 2019
Jan 2, 2019
Dec 21, 2018
Dec 20, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Dec 14, 2018
Nov 12, 2018
Oct 30, 2018
Oct 30, 2018
Oct 29, 2018
Oct 25, 2018
Oct 23, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 10, 2018
Oct 4, 2018
Sep 20, 2018
Sep 18, 2018
Sep 13, 2018
Sep 13, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 12, 2018
Sep 10, 2018
Sep 7, 2018
Sep 7, 2018
Apr 16, 2018
Apr 11, 2018
Apr 5, 2018
Apr 5, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Mar 29, 2018
Feb 27, 2018
Feb 20, 2018
Feb 20, 2018
Feb 20, 2018
Oct 27, 2017
Oct 19, 2017
Oct 19, 2017
Oct 19, 2017
Oct 19, 2017
Oct 19, 2017
Oct 19, 2017
Oct 19, 2017
Jun 9, 2017
Jun 9, 2017
May 10, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
May 3, 2017
Mar 2, 2017
Feb 22, 2017
Aug 3, 2016
Jul 7, 2016
Jul 4, 2016
Jun 21, 2016
Jun 21, 2016
Jun 21, 2016
Jun 21, 2016
Jun 21, 2016
Apr 12, 2016
Apr 12, 2016
Apr 12, 2016
Apr 12, 2016
Mar 14, 2016
Sep 24, 2015
Sep 24, 2015
Sep 24, 2015
Sep 24, 2015
Sep 24, 2015
Apr 7, 2015
Mar 18, 2015
Mar 18, 2015
Mar 18, 2015
Feb 24, 2015
May 3, 2013
Nov 16, 2011
Nov 15, 2011
Mar 16, 2011
Mar 7, 2011
Jul 7, 2010
Jun 10, 2010
Jun 10, 2010
Jun 7, 2010
May 14, 2010
May 14, 2010
May 14, 2010
May 12, 2010
Mar 5, 2010
Jun 11, 2009
Jun 11, 2009
May 19, 2009
Apr 30, 2009