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The patent EP1525819 was granted to Unilever on Nov 21, 2018. The application was filed on Apr 6, 2000 under application number EP05001391A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| PLASTICOS GONZALEZ | Jul 31, 2019 | TORO GORDILLO | ADMISSIBLE |
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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Means of redress
OPPO
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Aug 7, 2019
Jul 31, 2019
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Dec 3, 2018
Oct 25, 2018
Decision to grant a European patent
Search/Exam
Oct 10, 2018
(Electronic) Receipt
Search/Exam
Oct 10, 2018
Filing of the translations of the claims
Search/Exam
Oct 10, 2018
French translation of claims
Search/Exam
Oct 10, 2018
German translation of the claims
Search/Exam
Aug 27, 2018
Aug 27, 2018
Aug 27, 2018
Intention to grant (signatures)
Search/Exam
Aug 27, 2018
Text intended for grant (clean copy)
Search/Exam
Aug 27, 2018
Jun 5, 2018
Oct 23, 2017
(Electronic) Receipt
Search/Exam
Oct 23, 2017
Amended description with annotations
Search/Exam
Oct 23, 2017
Description
Search/Exam
Oct 23, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 23, 2017
Aug 30, 2017
Aug 25, 2017
(Electronic) Receipt
Search/Exam
Aug 25, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 25, 2017
Apr 24, 2017
Annex to the communication
Search/Exam
Apr 24, 2017
Communication from the Examining Division
Search/Exam
Jun 23, 2016
(Electronic) Receipt
Search/Exam
Jun 23, 2016
Amended claims with annotations
Search/Exam
Jun 23, 2016
Claims
Search/Exam
Jun 23, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 23, 2016
Feb 16, 2016
Annex to the communication
Search/Exam
Feb 16, 2016
Communication from the Examining Division
Search/Exam
Aug 24, 2015
Amended claims with annotations
Search/Exam
Aug 24, 2015
Claims
Search/Exam
Aug 24, 2015
Jul 1, 2015
Jun 22, 2015
Feb 23, 2015
Annex to a communication
Search/Exam
Feb 23, 2015
Annex to the communication
Search/Exam
Feb 23, 2015
Communication from the Examining Division
Search/Exam
May 2, 2013
(Electronic) Receipt
Search/Exam
May 2, 2013
Claims
Search/Exam
May 2, 2013
Letter accompanying subsequently filed items
Search/Exam
May 2, 2013
Jan 4, 2013
Annex to the communication
Search/Exam
Jan 4, 2013
Communication from the Examining Division
Search/Exam
Aug 2, 2012
Jul 27, 2012
May 1, 2012
Submission concerning representation
Search/Exam
Sep 23, 2009
Sep 10, 2009
Dec 12, 2008
Dec 5, 2008
Apr 23, 2008
Apr 23, 2008
Amendments received before examination
Search/Exam
Apr 23, 2008
Cover sheet for fax transmission
Search/Exam
Mar 22, 2006
Refund of fees
Search/Exam
Feb 15, 2006
Dec 30, 2005
Nov 30, 2005
Nov 21, 2005
Request for change of address
Search/Exam
Nov 15, 2005
Nov 15, 2005
European search report
Search/Exam
Mar 16, 2005
Notification of forthcoming publication
Search/Exam
Mar 11, 2005
Modified abstract
Search/Exam
Jan 25, 2005
Abstract
Search/Exam
Jan 25, 2005
Claims
Search/Exam
Jan 25, 2005
Description
Search/Exam
Jan 25, 2005
Designation of inventor
Search/Exam
Jan 25, 2005
Drawings
Search/Exam
Jan 25, 2005
Nov 10, 2000
Priority document
Search/Exam