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The patent EP2289527 was granted to Nestec on Feb 21, 2018. The application was filed on Aug 25, 2009 under application number EP09168590A. 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 |
|---|---|---|---|
| MORINAGA MILK INDUSTRY | Nov 21, 2018 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP1384483 |
| EXAMINATION | WO03010297 |
| EXAMINATION | WO2006041930 |
| OPPOSITION | EP2110028 |
| OPPOSITION | EP2470188 |
| OPPOSITION | EP3072398 |
| OPPOSITION | WO2007093619 |
| OPPOSITION | WO2011023689 |
| SEARCH | EP1974735 |
| SEARCH | EP2110028 |
| SEARCH | WO2004112507 |
| SEARCH | WO2007093619 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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Dec 17, 2021
(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Means of redress
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Annexes in respect of a client data request
Search/Exam
Jun 12, 2019
Annexes in respect of a client data request
Search/Exam
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Annexes in respect of a client data request
Search/Exam
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Search/Exam
Jan 15, 2019
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Dec 20, 2018
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Authorisation
OPPO
Nov 21, 2018
Authorisation
OPPO
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Jan 25, 2018
Decision to grant a European patent
Search/Exam
Dec 27, 2017
(Electronic) Receipt
Search/Exam
Dec 27, 2017
Filing of the translations of the claims
Search/Exam
Dec 27, 2017
French translation of claims
Search/Exam
Dec 27, 2017
German translation of the claims
Search/Exam
Dec 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 8, 2017
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Intention to grant (signatures)
Search/Exam
Dec 8, 2017
Text intended for grant (clean copy)
Search/Exam
Dec 8, 2017
Sep 19, 2017
Sep 14, 2017
Jul 12, 2017
(Electronic) Receipt
Search/Exam
Jul 12, 2017
Amended description with annotations
Search/Exam
Jul 12, 2017
Description
Search/Exam
Jul 12, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2017
Mar 2, 2017
Annex to the communication
Search/Exam
Mar 2, 2017
Communication from the Examining Division
Search/Exam
Jan 11, 2017
Submission concerning representation
Search/Exam
Nov 23, 2016
Decision to allow further processing
Search/Exam
Nov 11, 2016
(Electronic) Receipt
Search/Exam
Nov 11, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 11, 2016
Request for further processing
Search/Exam
Sep 5, 2016
May 24, 2016
May 19, 2016
(Electronic) Receipt
Search/Exam
May 19, 2016
Letter accompanying subsequently filed items
Search/Exam
May 19, 2016
Jan 28, 2016
Annex to the communication
Search/Exam
Jan 28, 2016
Communication from the Examining Division
Search/Exam
Jan 21, 2016
Examination started
Search/Exam
Oct 16, 2013
Oct 8, 2013
Sep 30, 2013
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Aug 16, 2011
(Electronic) Receipt
Search/Exam
Aug 16, 2011
Aug 16, 2011
Amendments received before examination
Search/Exam
Aug 16, 2011
Letter accompanying subsequently filed items
Search/Exam
Mar 7, 2011
Feb 2, 2011
Notification of forthcoming publication
Search/Exam
Dec 16, 2010
(Electronic) Receipt
Search/Exam
Dec 16, 2010
Designation of inventor
Search/Exam
Dec 16, 2010
Letter accompanying subsequently filed items
Search/Exam
Feb 12, 2010
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European search opinion
Search/Exam
Feb 12, 2010
European search report
Search/Exam
Oct 9, 2009
Drawings
Search/Exam
Oct 9, 2009
Oct 8, 2009
Deficiency in designation of inventor
Search/Exam
Sep 8, 2009
Aug 25, 2009
Abstract
Search/Exam
Aug 25, 2009
Aug 25, 2009
Claims
Search/Exam
Aug 25, 2009
Description
Search/Exam
Aug 25, 2009
Drawings
Search/Exam
Aug 25, 2009
Request for grant of a European patent
Search/Exam