The weekly litigation news digest is live. Subscribe now
The patent EP2258820 was granted to The Procter And Gamble on Dec 18, 2019. The application was filed on Jun 2, 2009 under application number EP09161692A. The patent is currently recorded with a legal status of "Revoked".

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 | Opposition Status |
|---|---|---|---|
| HENKEL | Sep 17, 2020 | - | ADMISSIBLE |
| DALLI WERKE | Sep 9, 2020 | F & E PATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP20080101442 |
| DESCRIPTION | EP0170386 |
| DESCRIPTION | EP0332294 |
| DESCRIPTION | EP0482807 |
| DESCRIPTION | GB1466799 |
| DESCRIPTION | US2220099 |
| DESCRIPTION | US2477383 |
| DESCRIPTION | US3664961 |
| DESCRIPTION | US3835163 |
| DESCRIPTION | US3919678 |
| DESCRIPTION | US3923679 |
| DESCRIPTION | US4102903 |
| DESCRIPTION | US4120874 |
| DESCRIPTION | US4158635 |
| DESCRIPTION | US4222905 |
| DESCRIPTION | US4239659 |
| DESCRIPTION | US4246612 |
| DESCRIPTION | US4810410 |
| DESCRIPTION | US5114611 |
| DESCRIPTION | US5227084 |
| OPPOSITION | CA124367S |
| OPPOSITION | DE40103598S |
| OPPOSITION | EP0335027 |
| OPPOSITION | EP1126070 |
| OPPOSITION | EP1337621 |
| OPPOSITION | GB2102828S |
| OPPOSITION | US2005267005 |
| OPPOSITION | US3503885 |
| OPPOSITION | US4468338 |
| OPPOSITION | WO0183658 |
| OPPOSITION | WO2007013901 |
| OPPOSITION | WO2007111888 |
| OPPOSITION | WO9309215 |
| SEARCH | GB2239657 |
| SEARCH | WO0212432 |
| SEARCH | WO2007039026 |
| SEARCH | WO2007111888 |
| SEARCH | WO2007111898 |
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 24, 2022
Nov 24, 2022
Nov 24, 2022
Nov 21, 2022
Aug 17, 2022
Aug 17, 2022
Aug 12, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Means of redress
OPPO
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
May 12, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 10, 2022
May 4, 2022
May 4, 2022
May 4, 2022
Mar 17, 2022
Mar 17, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 10, 2022
Mar 2, 2022
Jan 25, 2022
Jan 25, 2022
Jan 25, 2022
Dec 7, 2021
Dec 7, 2021
Nov 30, 2021
Nov 30, 2021
Nov 30, 2021
Nov 16, 2021
Nov 16, 2021
Nov 16, 2021
Nov 16, 2021
Nov 8, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Nov 5, 2021
Feb 12, 2021
Feb 12, 2021
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Feb 8, 2021
Oct 2, 2020
Oct 2, 2020
Oct 2, 2020
Sep 23, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 17, 2020
Sep 14, 2020
Sep 14, 2020
Sep 14, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Sep 9, 2020
Jan 2, 2020
Nov 21, 2019
Decision to grant a European patent
Search/Exam
Nov 7, 2019
(Electronic) Receipt
Search/Exam
Nov 7, 2019
Filing of the translations of the claims
Search/Exam
Nov 7, 2019
French translation of claims
Search/Exam
Nov 7, 2019
German translation of the claims
Search/Exam
Jul 30, 2019
Jul 24, 2019
Jul 17, 2019
Jul 17, 2019
Jul 17, 2019
Intention to grant (signatures)
Search/Exam
Jul 17, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 17, 2019
Jun 12, 2019
(Electronic) Receipt
Search/Exam
Jun 12, 2019
Amended claims with annotations
Search/Exam
Jun 12, 2019
Amended description with annotations
Search/Exam
Jun 12, 2019
Claims
Search/Exam
Jun 12, 2019
Description
Search/Exam
Jun 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 12, 2019
Feb 8, 2019
Annex to the communication
Search/Exam
Feb 8, 2019
Communication from the Examining Division
Search/Exam
May 21, 2015
(Electronic) Receipt
Search/Exam
May 21, 2015
Amended claims with annotations
Search/Exam
May 21, 2015
Amended description with annotations
Search/Exam
May 21, 2015
Claims
Search/Exam
May 21, 2015
Description
Search/Exam
May 21, 2015
Letter accompanying subsequently filed items
Search/Exam
May 21, 2015
Jan 19, 2015
Annex to the communication
Search/Exam
Jan 19, 2015
Communication from the Examining Division
Search/Exam
Jan 12, 2015
Examination started
Search/Exam
Aug 9, 2013
Jan 19, 2012
(Electronic) Receipt
Search/Exam
Jan 19, 2012
Annex
Search/Exam
Jan 19, 2012
Claims
Search/Exam
Jan 19, 2012
Letter accompanying subsequently filed items
Search/Exam
Jan 19, 2012
Dec 22, 2011
Dec 15, 2011
(Electronic) Receipt
Search/Exam
Dec 15, 2011
Letter accompanying subsequently filed items
Search/Exam
Dec 15, 2011
Aug 24, 2011
Communication from the Examining Division
Search/Exam
May 11, 2011
(Electronic) Receipt
Search/Exam
May 11, 2011
Letter accompanying subsequently filed items
Search/Exam
Dec 13, 2010
Nov 10, 2010
Notification of forthcoming publication
Search/Exam
Dec 7, 2009
Dec 7, 2009
European search opinion
Search/Exam
Dec 7, 2009
European search report
Search/Exam
Oct 30, 2009
Jun 2, 2009
Abstract
Search/Exam
Jun 2, 2009
Jun 2, 2009
Claims
Search/Exam
Jun 2, 2009
Description
Search/Exam
Jun 2, 2009
Designation of inventor
Search/Exam
Jun 2, 2009
Drawings
Search/Exam
Jun 2, 2009
Request for grant of a European patent
Search/Exam