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The patent EP3521208 was granted to K FEE System on Feb 19, 2020. The application was filed on Jul 22, 2011 under application number EP19165223A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| NESTLE | Feb 19, 2020 | BIRD & BIRD HAMBURG | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1772398 |
| DESCRIPTION | US5285041 |
| DESCRIPTION | WO0199047 |
| DESCRIPTION | WO0228241 |
| DESCRIPTION | WO2005044067 |
| DESCRIPTION | WO2011141532 |
| OPPOSITION | DE3432339 |
| OPPOSITION | EP0455337 |
| OPPOSITION | EP0638486 |
| OPPOSITION | EP1772398 |
| OPPOSITION | EP1849718 |
| OPPOSITION | JP2003235733 |
| OPPOSITION | US2002148356 |
| OPPOSITION | US2009324791 |
| OPPOSITION | US2010078480 |
| OPPOSITION | US3501896 |
| OPPOSITION | US5243164 |
| OPPOSITION | US5285041 |
| OPPOSITION | WO0160712 |
| OPPOSITION | WO0199047 |
| OPPOSITION | WO0228241 |
| OPPOSITION | WO2004065258 |
| OPPOSITION | WO2005044067 |
| OPPOSITION | WO2010026053 |
| OPPOSITION | WO2010041179 |
| OPPOSITION | WO2010076761 |
| OPPOSITION | WO2011047836 |
| OPPOSITION | WO2011141532 |
| SEARCH | US2005150391 |
| SEARCH | US2007157821 |
| SEARCH | US2010078480 |
| SEARCH | US5285041 |
| SEARCH | WO02078498 |
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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Annex
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Jul 31, 2024
Letter accompanying subsequently filed items
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Jul 31, 2024
Letter to the Legal Division
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Jul 30, 2024
Brief communication
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Brief communication
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Brief communication
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Jul 6, 2023
Annex
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Jul 6, 2023
Letter to the Legal Division
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Feb 21, 2023
Communication from the Legal Division
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Feb 21, 2023
Communication from the Legal Division
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Jan 23, 2020
Decision to grant a European patent
Search/Exam
Jan 10, 2020
(Electronic) Receipt
Search/Exam
Jan 10, 2020
English translation of the claims
Search/Exam
Jan 10, 2020
Filing of the translations of the claims
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Jan 10, 2020
French translation of claims
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Jan 10, 2020
Letter accompanying subsequently filed items
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Jan 3, 2020
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Intention to grant (signatures)
Search/Exam
Jan 3, 2020
Text intended for grant (clean copy)
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Jan 3, 2020
Oct 21, 2019
Deficiencies in an enquiry
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Oct 21, 2019
Examination started
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Oct 8, 2019
(Electronic) Receipt
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Oct 8, 2019
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Letter accompanying subsequently filed items
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Sep 11, 2019
(Electronic) Receipt
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Sep 11, 2019
Sep 11, 2019
Letter accompanying subsequently filed items
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Sep 11, 2019
Aug 29, 2019
(Electronic) Receipt
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Aug 29, 2019
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Amended claims with annotations
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Aug 29, 2019
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Amended description with annotations
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Aug 29, 2019
Amendments received before examination
Search/Exam
Aug 29, 2019
Letter accompanying subsequently filed items
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Aug 12, 2019
Jul 10, 2019
Notification of forthcoming publication
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Jun 13, 2019
Refund of fees
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May 23, 2019
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European search opinion
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May 23, 2019
European search report
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May 23, 2019
Information on Search Strategy
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May 17, 2019
Communication to designated inventor
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May 17, 2019
Communication to designated inventor
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May 17, 2019
Modified abstract
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Apr 17, 2019
Search started
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Mar 26, 2019
Abstract
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Mar 26, 2019
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Claims
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Mar 26, 2019
Description
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Mar 26, 2019
Designation of inventor
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Mar 26, 2019
Drawings
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Mar 26, 2019
Request for grant of a European patent
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Dec 13, 2016
Priority search results
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Feb 14, 2012
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