Patent No. EP1721622 (titled "Device For Treating Air") was filed by Valeo Systemes Thermiques on Apr 5, 2006. The application was issued on Nov 28, 2018.

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 |
|---|---|---|
| THE PROCTER & GAMBLE | Jul 28, 2015 | GILL JENNINGS & EVERY |
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
Nov 2, 2018
Nov 2, 2018
Oct 26, 2018
Sep 12, 2018
Sep 11, 2018
Sep 11, 2018
Sep 11, 2018
Aug 2, 2018
Jul 27, 2018
Jul 27, 2018
Jul 27, 2018
Jul 27, 2018
Jul 27, 2018
May 14, 2018
Apr 26, 2018
Apr 25, 2018
Apr 23, 2018
Apr 20, 2018
Apr 4, 2018
Mar 30, 2018
Mar 30, 2018
Mar 30, 2018
Feb 26, 2018
Feb 20, 2018
Feb 19, 2018
Feb 19, 2018
Feb 19, 2018
Jan 22, 2018
Jan 12, 2018
Jan 11, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Jan 3, 2018
Oct 16, 2017
Oct 12, 2017
Oct 12, 2017
Oct 12, 2017
Oct 11, 2017
Oct 11, 2017
Oct 11, 2017
Oct 11, 2017
Oct 11, 2017
Oct 6, 2017
Oct 6, 2017
Oct 6, 2017
Sep 27, 2017
Sep 27, 2017
Sep 20, 2017
Sep 19, 2017
Sep 19, 2017
Sep 18, 2017
Sep 18, 2017
Sep 18, 2017
Sep 18, 2017
Sep 15, 2017
Sep 15, 2017
Sep 15, 2017
Sep 15, 2017
Sep 15, 2017
Sep 15, 2017
Sep 15, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Sep 13, 2017
Aug 7, 2017
Aug 1, 2017
Aug 1, 2017
Aug 1, 2017
Aug 1, 2017
Jan 27, 2017
Jan 26, 2017
Jan 24, 2017
Jan 24, 2017
Jan 6, 2017
Jan 5, 2017
Dec 20, 2016
Dec 20, 2016
Dec 20, 2016
Dec 20, 2016
Dec 20, 2016
Dec 20, 2016
Dec 20, 2016
Dec 15, 2016
Dec 12, 2016
Mar 3, 2016
Feb 18, 2016
Feb 18, 2016
Feb 12, 2016
Feb 8, 2016
Feb 8, 2016
Feb 8, 2016
Feb 8, 2016
Jan 30, 2016
Dec 7, 2015
Dec 3, 2015
Dec 3, 2015
Nov 30, 2015
Sep 7, 2015
Sep 7, 2015
Aug 6, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Oct 29, 2014
Oct 2, 2014
Sep 22, 2014
Sep 22, 2014
Sep 22, 2014
Sep 22, 2014
May 30, 2014
May 30, 2014
May 30, 2014
May 30, 2014
Nov 23, 2012
Nov 9, 2012
Nov 9, 2012
Nov 9, 2012
Nov 9, 2012
Oct 31, 2012
Oct 31, 2012
Oct 31, 2012
Oct 31, 2012
Jul 9, 2012
Jul 5, 2012
Jul 2, 2012
Mar 26, 2012
Mar 26, 2012
Apr 1, 2011
Mar 17, 2011
Mar 17, 2011
Mar 17, 2011
Mar 17, 2011
Mar 17, 2011
Mar 10, 2011
Mar 8, 2011
Mar 8, 2011
Mar 8, 2011
Mar 8, 2011
Mar 8, 2011
Mar 8, 2011
Mar 8, 2011
Mar 8, 2011
Mar 8, 2011
Mar 8, 2011
Mar 3, 2011
Nov 8, 2010
Nov 8, 2010
Aug 30, 2007
Aug 30, 2007
Aug 27, 2007
Aug 27, 2007
Jul 2, 2007
Jun 28, 2007
Jun 25, 2007
Feb 19, 2007
Jan 23, 2007
Jan 19, 2007
Dec 4, 2006
Nov 2, 2006
Oct 26, 2006
Oct 26, 2006
Oct 26, 2006
Oct 18, 2006
Aug 2, 2006
Aug 2, 2006
Apr 5, 2006
Apr 5, 2006
Apr 5, 2006
Apr 5, 2006
Apr 5, 2006
Apr 5, 2006
Apr 5, 2006
Apr 5, 2006
Apr 5, 2006