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The patent EP3041946 was granted to Glycom on Jul 30, 2025. The application was originally filed on Sep 5, 2014 under application number EP14842725A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| FRIESLANDCAMPINA NEDERLAND | Feb 16, 2022 | FRIESLANDCAMPINA DEPARTMENT | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0102535 |
| DESCRIPTION | WO0104341 |
| DESCRIPTION | WO2005040430 |
| DESCRIPTION | WO2010070104 |
| DESCRIPTION | WO2010070616 |
| DESCRIPTION | WO2010115934 |
| DESCRIPTION | WO2010115935 |
| DESCRIPTION | WO2010142305 |
| DESCRIPTION | WO2011144213 |
| DESCRIPTION | WO2012034996 |
| DESCRIPTION | WO2012097950 |
| DESCRIPTION | WO2012112777 |
| DESCRIPTION | WO2013046180 |
| DESCRIPTION | WO2013046181 |
| DESCRIPTION | WO2013087884 |
| DESCRIPTION | WO9715683 |
| INTERNATIONAL-SEARCH-REPORT | EP2728009 |
| INTERNATIONAL-SEARCH-REPORT | US2009082307 |
| INTERNATIONAL-SEARCH-REPORT | US2012208181 |
| INTERNATIONAL-SEARCH-REPORT | WO2013087884 |
| INTERNATIONAL-SEARCH-REPORT | WO2013182206 |
| INTERNATIONAL-SEARCH-REPORT | WO2014048439 |
| INTERNATIONAL-SEARCH-REPORT | WO2014090261 |
| OPPOSITION | WO2012112777 |
| OPPOSITION | WO2013087884 |
| SEARCH | US2012208181 |
| SEARCH | WO2013087884 |
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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Jul 3, 2025
Jul 3, 2025
Jun 20, 2025
Jun 20, 2025
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May 27, 2025
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Apr 30, 2025
Apr 30, 2025
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Apr 24, 2025
Refund of fees
Appeal
Apr 22, 2025
Apr 22, 2025
Apr 15, 2025
Apr 15, 2025
Mar 31, 2025
Mar 28, 2025
(Electronic) Receipt
Appeal
Mar 28, 2025
Mar 28, 2025
Withdrawal of an appeal
Appeal
Mar 6, 2025
Mar 6, 2025
Mar 4, 2025
Mar 3, 2025
(Electronic) Receipt
Appeal
Mar 3, 2025
Mar 3, 2025
May 3, 2024
May 3, 2024
May 3, 2024
May 3, 2024
Apr 29, 2024
Apr 23, 2024
Mar 7, 2024
Mar 4, 2024
(Electronic) Receipt
Appeal
Mar 4, 2024
Mar 4, 2024
Mar 4, 2024
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Mar 4, 2024
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Mar 4, 2024
Mar 4, 2024
Mar 4, 2024
Jan 4, 2024
Dec 21, 2023
(Electronic) Receipt
Appeal
Dec 21, 2023
Dec 21, 2023
Reply to appeal
Appeal
Sep 1, 2023
Aug 31, 2023
(Electronic) Receipt
Appeal
Aug 31, 2023
Aug 31, 2023
Aug 31, 2023
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Aug 31, 2023
Aug 31, 2023
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Jul 21, 2023
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Jul 10, 2023
(Electronic) Receipt
Appeal
Jul 10, 2023
Jul 10, 2023
Notice of appeal
Appeal
May 3, 2023
May 3, 2023
May 3, 2023
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May 3, 2023
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Means of redress
OPPO
May 3, 2023
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Feb 16, 2022
Jun 9, 2021
Apr 30, 2021
Decision to grant a European patent
Search/Exam
Apr 23, 2021
Change to the inventor details
Search/Exam
Apr 20, 2021
(Electronic) Receipt
Search/Exam
Apr 20, 2021
(Electronic) Receipt
Search/Exam
Apr 20, 2021
Filing of the translations of the claims
Search/Exam
Apr 20, 2021
French translation of claims
Search/Exam
Apr 20, 2021
German translation of the claims
Search/Exam
Apr 20, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 20, 2021
Letter accompanying subsequently filed items
Search/Exam
Apr 20, 2021
Letter concerning the inventor
Search/Exam
Dec 15, 2020
Dec 15, 2020
Dec 15, 2020
Intention to grant (signatures)
Search/Exam
Dec 15, 2020
Text intended for grant (clean copy)
Search/Exam
Dec 15, 2020
Aug 27, 2020
(Electronic) Receipt
Search/Exam
Aug 27, 2020
Amended claims with annotations
Search/Exam
Aug 27, 2020
Amended description with annotations
Search/Exam
Aug 27, 2020
Claims
Search/Exam
Aug 27, 2020
Description
Search/Exam
Aug 27, 2020
Letter accompanying subsequently filed items
Search/Exam
Aug 27, 2020
Aug 27, 2020
May 4, 2020
Annex to the communication
Search/Exam
May 4, 2020
Communication from the Examining Division
Search/Exam
Mar 12, 2020
(Electronic) Receipt
Search/Exam
Mar 12, 2020
Amended claims with annotations
Search/Exam
Mar 12, 2020
Claims
Search/Exam
Mar 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 12, 2020
Mar 6, 2020
Mar 2, 2020
Observations by third parties
Search/Exam
Jan 30, 2020
Jan 30, 2020
Jan 22, 2020
Citation filed by a third party
Search/Exam
Jan 22, 2020
Observations by third parties
Search/Exam
Jan 16, 2020
Jan 10, 2020
(Electronic) Receipt
Search/Exam
Jan 10, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 10, 2020
Nov 21, 2019
Nov 17, 2019
Observations by third parties
Search/Exam
Sep 4, 2019
Annex to the communication
Search/Exam
Sep 4, 2019
Communication from the Examining Division
Search/Exam
Aug 29, 2019
Examination started
Search/Exam
Jun 14, 2019
Feb 11, 2019
Feb 7, 2019
Non-patent literature filed by a third party
Search/Exam
Feb 7, 2019
Observations by third parties
Search/Exam
Mar 7, 2018
(Electronic) Receipt
Search/Exam
Mar 7, 2018
Mar 7, 2018
Amended claims with annotations
Search/Exam
Mar 7, 2018
Amendments received before examination
Search/Exam
Mar 7, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 1, 2017
Aug 29, 2017
Aug 29, 2017
Aug 22, 2017
Aug 10, 2017
Aug 10, 2017
European search opinion
Search/Exam
Aug 10, 2017
Information on Search Strategy
Search/Exam
Aug 10, 2017
Supplementary European search report
Search/Exam
Jun 14, 2017
Jun 12, 2017
(Electronic) Receipt
Search/Exam
Jun 12, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 12, 2017
Matter concerning the application
Search/Exam
Jun 9, 2017
Apr 3, 2017
Apr 3, 2017
Information on Search Strategy
Search/Exam
Apr 3, 2017
Partial European search report
Search/Exam
Mar 22, 2017
Search started
Search/Exam
Jan 18, 2017
Jan 10, 2017
Jun 15, 2016
Apr 20, 2016
Apr 18, 2016
Communication to designated inventor
Search/Exam
Apr 18, 2016
Communication to designated inventor
Search/Exam
Apr 18, 2016
Communication to designated inventor
Search/Exam
Apr 18, 2016
Communication to designated inventor
Search/Exam
Mar 22, 2016
Feb 22, 2016
(Electronic) Receipt
Search/Exam
Feb 22, 2016
Feb 22, 2016
Request for entry into the European phase
Search/Exam
Jan 15, 2016
Information on entry into European phase
Search/Exam
Nov 26, 2015
Notification of the recording of a change
Search/Exam
Mar 31, 2015
Mar 12, 2015
Copy of the international search report
Search/Exam
Mar 12, 2015
Published international application - A1
Search/Exam