Patent No. EP2651372 (titled "Aerosol Device Having Two Compartments Including An Alcoholic Or Hydroalcoholic Hairstyling Composition, And Hairstyling Method") was filed by L'Oreal on Dec 14, 2011. The application was issued on Oct 25, 2023.

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 |
|---|---|---|
| HENKEL | Jul 13, 2021 | HENKEL DEPARTMENT |
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
Sep 28, 2023
Sep 28, 2023
Sep 22, 2023
Sep 19, 2023
Sep 19, 2023
Sep 19, 2023
Sep 19, 2023
Sep 19, 2023
Jul 20, 2023
Jul 20, 2023
Jul 20, 2023
Jul 13, 2023
Jul 11, 2023
Jul 11, 2023
Jul 7, 2023
Jul 7, 2023
Jul 7, 2023
Jul 7, 2023
Jun 27, 2023
Jun 16, 2023
Jun 16, 2023
Jun 16, 2023
May 22, 2023
May 22, 2023
May 11, 2023
May 11, 2023
May 11, 2023
May 11, 2023
May 11, 2023
May 4, 2023
May 4, 2023
May 4, 2023
May 3, 2023
May 2, 2023
May 2, 2023
Apr 27, 2023
Apr 27, 2023
Apr 27, 2023
Apr 21, 2023
Apr 21, 2023
Apr 21, 2023
Mar 13, 2023
Mar 6, 2023
Mar 6, 2023
Feb 23, 2023
Feb 23, 2023
Feb 23, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 22, 2023
Feb 7, 2023
Dec 12, 2022
Dec 12, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 6, 2022
Dec 5, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 30, 2022
Nov 28, 2022
Nov 28, 2022
Jun 22, 2022
Jun 16, 2022
Jun 16, 2022
Jun 16, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Mar 30, 2022
Dec 1, 2021
Nov 25, 2021
Nov 25, 2021
Nov 25, 2021
Oct 20, 2021
Oct 20, 2021
Oct 6, 2021
Oct 6, 2021
Oct 6, 2021
Oct 5, 2021
Oct 5, 2021
Oct 5, 2021
Jul 28, 2021
Jul 26, 2021
Jul 26, 2021
Jul 16, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Jul 13, 2021
Oct 26, 2020
Sep 17, 2020
Sep 3, 2020
Sep 3, 2020
Sep 3, 2020
Sep 3, 2020
Sep 3, 2020
May 28, 2020
May 28, 2020
May 28, 2020
May 28, 2020
May 28, 2020
Dec 4, 2019
Nov 27, 2019
Nov 27, 2019
Nov 27, 2019
Oct 9, 2019
Jul 1, 2019
Jun 26, 2019
Jun 26, 2019
Jun 26, 2019
May 29, 2019
May 24, 2019
Feb 27, 2019
Feb 27, 2019
Nov 8, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Oct 19, 2018
Aug 9, 2018
May 4, 2018
Apr 27, 2018
Apr 27, 2018
Apr 27, 2018
Jan 3, 2018
Jan 3, 2018
Sep 27, 2017
Aug 11, 2017
Aug 11, 2017
Aug 11, 2017
Aug 11, 2017
Aug 11, 2017
Aug 11, 2017
Jun 7, 2017
May 30, 2017
May 30, 2017
May 30, 2017
Feb 3, 2017
Feb 3, 2017
Feb 3, 2017
Feb 3, 2017
Jan 27, 2017
Dec 21, 2016
Dec 21, 2016
Dec 21, 2016
Oct 18, 2016
Oct 18, 2016
Oct 11, 2016
Jun 22, 2016
Jun 20, 2016
Apr 8, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Mar 25, 2015
Jan 15, 2015
May 27, 2014
May 20, 2014
May 20, 2014
May 20, 2014
Nov 19, 2013
Nov 14, 2013
Nov 14, 2013
Nov 14, 2013
Oct 22, 2013
Oct 2, 2013
Oct 2, 2013
Oct 2, 2013
Sep 25, 2013
Jul 23, 2013
Jul 23, 2013
Jun 4, 2013
Jun 4, 2013
Apr 26, 2013
Apr 19, 2013
Jul 10, 2012
Jul 10, 2012
Jul 10, 2012
Jul 10, 2012
Jul 10, 2012
Jun 21, 2012
Feb 9, 2012
Dec 14, 2011
Dec 14, 2011
Dec 14, 2011