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The patent EP3016527 was granted to Proprev on Jul 25, 2018. The application was filed on May 27, 2014 under application number EP14808269A. 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 |
|---|---|---|---|
| DUPONT NUTRITION BIOSCIENCES APS | Apr 24, 2019 | N&H EMEA | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | CN102744320 |
| OPPOSITION | WO0207741 |
| OPPOSITION | WO2004009103 |
| OPPOSITION | WO2010122106 |
| OPPOSITION | WO2012089783 |
| OPPOSITION | WO2012142605 |
| SEARCH | CN102743420 |
| SEARCH | WO2011053653 |
| SEARCH | WO2012142605 |
| SEARCH | WO2013053836 |
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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Jun 16, 2023
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(Electronic) Receipt
Appeal
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Refund of fees
Appeal
Oct 22, 2021
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Sep 7, 2021
Sep 7, 2021
Withdrawal of an appeal
Appeal
Aug 3, 2021
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Jul 20, 2021
(Electronic) Receipt
Appeal
Jul 20, 2021
Jul 20, 2021
Notice of appeal
Appeal
Jul 19, 2021
(Electronic) Receipt
Appeal
Jul 19, 2021
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Notice of appeal
Appeal
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Jun 28, 2018
Decision to grant a European patent
Search/Exam
Jun 14, 2018
(Electronic) Receipt
Search/Exam
Jun 14, 2018
French translation of claims
Search/Exam
Jun 14, 2018
German translation of the claims
Search/Exam
Jun 14, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 7, 2018
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Intention to grant (signatures)
Search/Exam
Mar 7, 2018
Text intended for grant (clean copy)
Search/Exam
Mar 7, 2018
Jan 25, 2018
Examination started
Search/Exam
Sep 5, 2017
(Electronic) Receipt
Search/Exam
Sep 5, 2017
Sep 5, 2017
Amended claims with annotations
Search/Exam
Sep 5, 2017
Amendments received before examination
Search/Exam
Sep 5, 2017
Letter accompanying subsequently filed items
Search/Exam
Sep 5, 2017
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Copy of the international search report
Search/Exam
Mar 2, 2017
Published international application - A9
Search/Exam
Feb 22, 2017
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European search opinion
Search/Exam
Feb 14, 2017
Information on Search Strategy
Search/Exam
Feb 14, 2017
Supplementary European search report
Search/Exam
Jan 27, 2017
Search started
Search/Exam
Apr 13, 2016
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Submission concerning representation
Search/Exam
Feb 2, 2016
Dec 29, 2015
(Electronic) Receipt
Search/Exam
Dec 29, 2015
Request for entry into the European phase
Search/Exam
Dec 23, 2015
Nov 24, 2015
Notification of the recording of a change
Search/Exam
Oct 16, 2015
Information on entry into European phase
Search/Exam
Jan 5, 2015
Dec 11, 2014
Copy of the international search report
Search/Exam
Dec 11, 2014
Published international application - A1
Search/Exam