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The patent EP2596093 was granted to The Procter & Gamble on Dec 13, 2017. The application was filed on Jul 20, 2011 under application number EP11743697A. 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 13, 2018 | VIERING | ADMISSIBLE |
| DALLI WERKE | Sep 12, 2018 | F & E | ADMISSIBLE |
| DALLI WERKE | Sep 12, 2018 | F & E PATENT | ADMISSIBLE |
| DANISCO | Sep 12, 2018 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2009124528 |
| DESCRIPTION | US4430243 |
| DESCRIPTION | US5576282 |
| DESCRIPTION | US5595967 |
| DESCRIPTION | US5597936 |
| DESCRIPTION | US6132558 |
| DESCRIPTION | US6225464 |
| DESCRIPTION | US6306812 |
| DESCRIPTION | US6326348 |
| DESCRIPTION | WO0032601 |
| EXAMINATION | WO9220771 |
| INTERNATIONAL-SEARCH-REPORT | EP0691398 |
| INTERNATIONAL-SEARCH-REPORT | US2006172909 |
| INTERNATIONAL-SEARCH-REPORT | US5589370 |
| INTERNATIONAL-SEARCH-REPORT | WO2011127030 |
| OPPOSITION | GB1275712 |
| OPPOSITION | US5324445 |
| OPPOSITION | WO2009101593 |
| OPPOSITION | WO2009102770 |
| OPPOSITION | WO9211349 |
| OTHER | WO9220771 |
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
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Oct 19, 2022
(Electronic) Receipt
Appeal
Oct 19, 2022
Advice of delivery
Appeal
Oct 17, 2022
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Advice of delivery
Appeal
Oct 7, 2022
Advice of delivery
Appeal
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Refund of fees
Appeal
Sep 20, 2022
(Electronic) Receipt
Appeal
Sep 20, 2022
(Electronic) Receipt
Appeal
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Sep 6, 2022
(Electronic) Receipt
Appeal
Sep 6, 2022
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Withdrawal of an appeal
Appeal
Aug 31, 2022
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Appeal
Dec 9, 2020
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Reply to appeal
Appeal
Dec 2, 2020
(Electronic) Receipt
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(Electronic) Receipt
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Reply to appeal
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Dec 2, 2020
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Appeal
Nov 26, 2020
(Electronic) Receipt
Appeal
Nov 26, 2020
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Reply to appeal
Appeal
Jul 30, 2020
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(Electronic) Receipt
Appeal
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Jul 14, 2020
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Appeal
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May 27, 2020
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Appeal
May 27, 2020
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Appeal
May 18, 2020
Notice of appeal
Appeal
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Appeal
Mar 26, 2020
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Notice of appeal
Appeal
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OPPO
Nov 8, 2019
Claims
OPPO
Nov 8, 2019
Claims
OPPO
Nov 8, 2019
Claims
OPPO
Nov 8, 2019
Claims
OPPO
Nov 8, 2019
Claims
OPPO
Nov 8, 2019
Claims
OPPO
Nov 8, 2019
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Feb 6, 2019
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Feb 6, 2019
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Feb 6, 2019
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Dec 21, 2017
Nov 16, 2017
Decision to grant a European patent
Search/Exam
Nov 3, 2017
(Electronic) Receipt
Search/Exam
Nov 3, 2017
Filing of the translations of the claims
Search/Exam
Nov 3, 2017
French translation of claims
Search/Exam
Nov 3, 2017
German translation of the claims
Search/Exam
Jul 27, 2017
Jul 27, 2017
Jul 27, 2017
Intention to grant (signatures)
Search/Exam
Jul 27, 2017
Text intended for grant (clean copy)
Search/Exam
Jul 27, 2017
Apr 27, 2017
(Electronic) Receipt
Search/Exam
Apr 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 27, 2017
Apr 6, 2017
Annex to the communication
Search/Exam
Apr 6, 2017
Apr 6, 2017
Feb 3, 2017
Feb 3, 2017
Jan 30, 2017
(Electronic) Receipt
Search/Exam
Jan 30, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 30, 2017
Observations by third parties
Search/Exam
Oct 28, 2016
(Electronic) Receipt
Search/Exam
Oct 28, 2016
Amended claims with annotations
Search/Exam
Oct 28, 2016
Amended description with annotations
Search/Exam
Oct 28, 2016
Claims
Search/Exam
Oct 28, 2016
Description
Search/Exam
Oct 28, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 28, 2016
Jul 12, 2016
Annex to the communication
Search/Exam
Jul 12, 2016
Communication from the Examining Division
Search/Exam
Jul 6, 2016
Examination started
Search/Exam
Aug 14, 2014
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Sep 2, 2013
Aug 7, 2013
(Electronic) Receipt
Search/Exam
Aug 7, 2013
Aug 7, 2013
Amendments received before examination
Search/Exam
Aug 7, 2013
Letter accompanying subsequently filed items
Search/Exam
Aug 7, 2013
May 3, 2013
Feb 27, 2013
Feb 25, 2013
Communication to designated inventor
Search/Exam
Feb 25, 2013
Communication to designated inventor
Search/Exam
Feb 25, 2013
Communication to designated inventor
Search/Exam
Feb 25, 2013
Communication to designated inventor
Search/Exam
Feb 6, 2013
Jan 8, 2013
(Electronic) Receipt
Search/Exam
Jan 8, 2013
Request for entry into the European phase
Search/Exam
Nov 30, 2012
Information on entry into European phase
Search/Exam
Mar 8, 2012
Published international application - A4
Search/Exam
Feb 15, 2012
Feb 15, 2012
Jan 26, 2012
Copy of the international search report
Search/Exam
Jan 26, 2012
Published international application - A1
Search/Exam
Nov 29, 2011
Nov 29, 2011
Nov 29, 2011
Aug 3, 2011
Abstract
PCTISA
Aug 3, 2011
Claims
PCTISA
Aug 3, 2011
Description
PCTISA
Aug 3, 2011
Drawings
PCTISA
Aug 3, 2011