Patent No. EP1988290 (titled "Gear Pump") was filed by Shimadzu Mectem on Feb 20, 2006. The application was issued on Sep 11, 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 |
|---|---|---|
| MAAG PUMP SYSTEMS | May 9, 2017 | TROESCH SCHEIDEGGER WERNER |
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
Aug 16, 2019
Aug 16, 2019
Aug 9, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
Aug 5, 2019
May 16, 2019
May 16, 2019
May 16, 2019
May 13, 2019
Feb 8, 2019
Feb 4, 2019
Jan 30, 2019
Jan 29, 2019
Jan 29, 2019
Jan 29, 2019
Jan 29, 2019
Jan 29, 2019
Jan 29, 2019
Jan 29, 2019
Nov 23, 2018
Nov 23, 2018
Nov 20, 2018
Nov 20, 2018
Nov 13, 2018
Nov 8, 2018
Nov 8, 2018
Nov 8, 2018
Nov 8, 2018
Nov 8, 2018
Nov 8, 2018
Nov 8, 2018
Oct 8, 2018
Oct 8, 2018
Oct 8, 2018
Sep 25, 2018
Sep 20, 2018
Sep 20, 2018
Sep 20, 2018
Aug 17, 2018
Aug 6, 2018
Aug 3, 2018
Aug 3, 2018
Aug 1, 2018
Aug 1, 2018
Aug 1, 2018
Aug 1, 2018
Aug 1, 2018
Apr 20, 2018
Jan 17, 2018
Jan 17, 2018
Jan 17, 2018
Jan 17, 2018
Oct 30, 2017
Oct 25, 2017
Oct 25, 2017
Oct 25, 2017
Oct 25, 2017
Oct 25, 2017
Jun 16, 2017
Jun 16, 2017
May 17, 2017
May 9, 2017
May 9, 2017
May 9, 2017
May 9, 2017
May 9, 2017
May 9, 2017
May 9, 2017
May 9, 2017
May 9, 2017
May 4, 2017
Apr 25, 2017
Aug 10, 2016
Jul 14, 2016
Jul 1, 2016
Jul 1, 2016
Jul 1, 2016
Jul 1, 2016
Feb 23, 2016
Feb 23, 2016
Feb 23, 2016
Feb 23, 2016
Feb 23, 2016
Dec 16, 2015
Feb 14, 2014
Jan 29, 2014
Jan 29, 2014
Jan 29, 2014
Jan 29, 2014
Jan 29, 2014
Oct 29, 2013
Oct 11, 2013
Oct 11, 2013
Oct 11, 2013
Sep 30, 2013
Jan 23, 2013
Dec 28, 2012
Dec 28, 2012
Feb 11, 2009
Dec 19, 2008
Dec 12, 2008
Dec 12, 2008
Dec 12, 2008
Oct 29, 2008
Oct 8, 2008
Oct 1, 2008
Sep 10, 2008
Sep 10, 2008
Aug 20, 2008
Aug 20, 2008
Aug 20, 2008
Aug 20, 2008
Aug 20, 2008
Aug 20, 2008
Jul 4, 2008
Aug 30, 2007
Aug 30, 2007
Aug 30, 2007