Patent No. EP2586855 (titled "Liquid Acidic Hard Surface Cleaning Composition") was filed by The Procter & Gamble on Dec 23, 2008. The application was issued on Jun 8, 2016.

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.
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
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 29, 2021
Sep 27, 2021
Sep 27, 2021
Sep 27, 2021
Aug 16, 2021
Aug 16, 2021
Aug 16, 2021
Jul 21, 2021
Jul 21, 2021
Jul 14, 2021
Jul 9, 2021
Jul 9, 2021
Jul 9, 2021
Jun 22, 2021
Jun 22, 2021
Jun 22, 2021
Jun 15, 2021
Jun 11, 2021
Jun 11, 2021
Jun 10, 2021
Jun 8, 2021
Jun 7, 2021
Jun 7, 2021
Jun 7, 2021
Jun 2, 2021
Jun 2, 2021
Jun 2, 2021
May 17, 2021
May 17, 2021
Apr 7, 2021
Mar 30, 2021
Mar 30, 2021
Mar 30, 2021
Mar 5, 2021
Mar 2, 2021
Mar 2, 2021
Dec 21, 2020
Dec 21, 2020
Dec 9, 2020
Dec 8, 2020
Dec 8, 2020
Dec 8, 2020
Dec 3, 2020
Dec 2, 2020
Dec 2, 2020
Dec 2, 2020
Jul 8, 2020
Jul 3, 2020
Jul 3, 2020
Jul 3, 2020
Jul 29, 2019
Jan 31, 2019
Jan 28, 2019
Jan 28, 2019
Jan 28, 2019
Jan 28, 2019
Jan 28, 2019
Jan 17, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Jan 11, 2019
Sep 3, 2018
Aug 29, 2018
Aug 29, 2018
Aug 29, 2018
Aug 29, 2018
Aug 29, 2018
Aug 29, 2018
Aug 29, 2018
Aug 29, 2018
Aug 29, 2018
Aug 14, 2018
Aug 14, 2018
Aug 9, 2018
Aug 8, 2018
Aug 8, 2018
Jul 27, 2018
Jul 23, 2018
Jul 17, 2018
Jul 13, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jul 12, 2018
Jun 25, 2018
Jun 22, 2018
Jun 19, 2018
Jun 19, 2018
May 3, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 25, 2018
Apr 20, 2018
Apr 16, 2018
Apr 16, 2018
Apr 16, 2018
Apr 12, 2018
Apr 6, 2018
Apr 6, 2018
Dec 27, 2017
Dec 11, 2017
Dec 4, 2017
Dec 4, 2017
Nov 27, 2017
Nov 27, 2017
Nov 27, 2017
Nov 27, 2017
Nov 27, 2017
Nov 27, 2017
Nov 27, 2017
Sep 29, 2017
Sep 21, 2017
Sep 21, 2017
Sep 19, 2017
Sep 19, 2017
Aug 31, 2017
Aug 25, 2017
Aug 25, 2017
Aug 25, 2017
Aug 25, 2017
Aug 25, 2017
Aug 25, 2017
Aug 25, 2017
May 2, 2017
Apr 18, 2017
Mar 16, 2017
Mar 8, 2017
Mar 8, 2017
Mar 8, 2017
Mar 8, 2017
Mar 8, 2017
Mar 8, 2017
Mar 8, 2017
Mar 8, 2017
Jun 8, 2016
May 12, 2016
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Apr 4, 2016
Apr 4, 2016
Apr 4, 2016
Apr 4, 2016
Mar 1, 2016
Feb 22, 2016
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Feb 16, 2016
Jan 29, 2016
Jan 27, 2016
Jan 18, 2016
Jan 18, 2016
Jan 18, 2016
Dec 22, 2015
Jun 10, 2015
Jun 10, 2015
Jun 10, 2015
Jun 10, 2015
Jun 10, 2015
Jun 10, 2015
May 29, 2015
May 29, 2015
Oct 1, 2014
Sep 30, 2014
Sep 30, 2014
Sep 30, 2014
Aug 21, 2014
Jul 29, 2014
Jul 24, 2014
Jul 24, 2014
Mar 31, 2014
Mar 31, 2014
Mar 21, 2014
Oct 31, 2013
Oct 31, 2013
Oct 31, 2013
Oct 31, 2013
May 6, 2013
Apr 4, 2013
Mar 18, 2013
Mar 15, 2013
Mar 15, 2013
Feb 27, 2013
Feb 27, 2013
Feb 27, 2013
Jan 22, 2013
Jan 22, 2013
Jan 22, 2013
Jan 22, 2013
Jan 22, 2013
Jan 22, 2013
Jan 22, 2013