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The patent EP1885203 was granted to Hills PET Nutrition on Jan 3, 2018. The application was filed on May 19, 2006 under application number EP06770616A. 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 |
|---|---|---|---|
| GEVERS PATENTS | Oct 3, 2018 | VAN REET | - |
| MARS | Oct 2, 2018 | CABINET NONY | - |
| MARS | Oct 2, 2018 | IPSILON | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1593312 |
| DESCRIPTION | US2004081743 |
| DESCRIPTION | US6221836 |
| DESCRIPTION | USRE38167E |
| INTERNATIONAL-SEARCH-REPORT | US2003180393 |
| INTERNATIONAL-SEARCH-REPORT | US6589748 |
| INTERNATIONAL-SEARCH-REPORT | USRE38167E |
| OPPOSITION | EP1553846 |
| OPPOSITION | EP1978823 |
| OPPOSITION | US2004081743 |
| OPPOSITION | US6221836 |
| SEARCH | EP1593312 |
| SEARCH | JP2003119133 |
| SEARCH | US2004081743 |
| SEARCH | US6221836 |
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.
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Jan 26, 2018
Dec 7, 2017
Decision to grant a European patent
Search/Exam
Dec 1, 2017
Nov 24, 2017
(Electronic) Receipt
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Nov 24, 2017
French translation of claims
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Nov 24, 2017
German translation of the claims
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Nov 24, 2017
Letter accompanying subsequently filed items
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Jul 31, 2017
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Intention to grant (signatures)
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Jul 31, 2017
Text intended for grant (clean copy)
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Jul 31, 2017
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Nov 29, 2016
(Electronic) Receipt
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Nov 29, 2016
Amended description with annotations
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Nov 29, 2016
Description
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Nov 29, 2016
Letter accompanying subsequently filed items
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Nov 29, 2016
Aug 23, 2016
Annex to the communication
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Aug 23, 2016
Communication from the Examining Division
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Mar 7, 2016
(Electronic) Receipt
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Mar 7, 2016
Amended claims with annotations
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Mar 7, 2016
Claims
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Mar 7, 2016
Letter accompanying subsequently filed items
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Mar 7, 2016
Oct 26, 2015
Annex to the communication
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Oct 26, 2015
Communication from the Examining Division
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May 2, 2013
(Electronic) Receipt
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May 2, 2013
Claims
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May 2, 2013
Letter accompanying subsequently filed items
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May 2, 2013
Jan 9, 2013
Annex to the communication
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Jan 9, 2013
Communication from the Examining Division
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Aug 31, 2012
(Electronic) Receipt
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Aug 31, 2012
Aug 31, 2012
Aug 31, 2012
Amendments received before examination
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Aug 31, 2012
Letter accompanying subsequently filed items
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Jun 6, 2012
May 18, 2012
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European search opinion
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May 18, 2012
Supplementary European search report
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Nov 1, 2011
(Electronic) Receipt
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Nov 1, 2011
Letter accompanying subsequently filed items
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Nov 1, 2011
Aug 22, 2011
Annex to the communication
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Aug 22, 2011
Mar 23, 2009
Mar 23, 2009
Amendments received before examination
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Mar 23, 2009
Cover sheet for fax transmission
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Mar 23, 2009
Letter accompanying subsequently filed items
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Mar 19, 2008
Jan 16, 2008
Jan 10, 2008
Letter which had not been notified
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Jan 3, 2008
Dec 28, 2007
Dec 12, 2007
Dec 11, 2007
(Electronic) Receipt
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Dec 11, 2007
Request for entry into the European phase
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Oct 8, 2007
Information on entry into European phase
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Jul 4, 2007
Jun 28, 2007
Copy of the international search report
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Jun 28, 2007
Dec 18, 2006
Nov 30, 2006
Published international application - A2
Search/Exam