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The patent EP3277287 was granted to Glycom on Dec 27, 2023. The application was originally filed on Mar 31, 2016 under application number EP16771503A. 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 |
|---|---|---|---|
| WEICKMANN & WEICKMANN | Aug 22, 2024 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0577580 |
| DESCRIPTION | WO0104341 |
| DESCRIPTION | WO2007101862 |
| DESCRIPTION | WO2010100979 |
| DESCRIPTION | WO2010115934 |
| DESCRIPTION | WO2010115935 |
| DESCRIPTION | WO2011100980 |
| DESCRIPTION | WO2012155916 |
| DESCRIPTION | WO2012156897 |
| DESCRIPTION | WO2012156898 |
| DESCRIPTION | WO2013044928 |
| DESCRIPTION | WO2013091660 |
| DESCRIPTION | WO2013139344 |
| INTERNATIONAL-SEARCH-REPORT | EP2522232 |
| INTERNATIONAL-SEARCH-REPORT | US2002025560 |
| INTERNATIONAL-SEARCH-REPORT | US2003129278 |
| INTERNATIONAL-SEARCH-REPORT | WO2009059996 |
| INTERNATIONAL-SEARCH-REPORT | WO2012069416 |
| INTERNATIONAL-SEARCH-REPORT | WO2012092153 |
| INTERNATIONAL-SEARCH-REPORT | WO2012156898 |
| INTERNATIONAL-SEARCH-REPORT | WO2013148134 |
| INTERNATIONAL-SEARCH-REPORT | WO2015036138 |
| OPPOSITION | US2005004070 |
| OPPOSITION | WO2009059996 |
| OPPOSITION | WO2009155665 |
| OPPOSITION | WO2012156898 |
| OPPOSITION | WO2014187464 |
| OPPOSITION | WO2016157108 |
| SEARCH | WO2014187464 |
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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Oct 31, 2023
(Electronic) Receipt
Search/Exam
Oct 31, 2023
Letter accompanying subsequently filed items
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Oct 31, 2023
Request for correction of the publication
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Oct 26, 2023
Decision to grant a European patent
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Oct 13, 2023
(Electronic) Receipt
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Oct 13, 2023
Filing of the translations of the claims
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Oct 13, 2023
French translation of claims
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Oct 13, 2023
German translation of the claims
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Jul 20, 2023
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Intention to grant (signatures)
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Jul 20, 2023
Text intended for grant (clean copy)
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Jul 20, 2023
Apr 26, 2022
(Electronic) Receipt
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Apr 26, 2022
Amended description with annotations
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Apr 26, 2022
Description
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Apr 26, 2022
Letter accompanying subsequently filed items
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Apr 26, 2022
Mar 18, 2022
Mar 15, 2022
(Electronic) Receipt
Search/Exam
Mar 15, 2022
Nov 9, 2021
Annex to the communication
Search/Exam
Nov 9, 2021
Communication from the Examining Division
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May 4, 2020
(Electronic) Receipt
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May 4, 2020
Letter accompanying subsequently filed items
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May 4, 2020
Mar 9, 2020
Mar 3, 2020
(Electronic) Receipt
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Mar 3, 2020
Oct 30, 2019
Annex to the communication
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Oct 30, 2019
Communication from the Examining Division
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Oct 24, 2019
Examination started
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Jun 24, 2019
(Electronic) Receipt
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Jun 24, 2019
Jun 24, 2019
Amended claims with annotations
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Jun 24, 2019
Amendments received before examination
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Jun 24, 2019
Letter accompanying subsequently filed items
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Mar 28, 2019
Submission concerning representation
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Dec 13, 2018
Nov 26, 2018
Nov 26, 2018
European search opinion
Search/Exam
Nov 26, 2018
Information on Search Strategy
Search/Exam
Nov 26, 2018
Supplementary European search report
Search/Exam
Nov 2, 2018
Search started
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Jan 10, 2018
Nov 8, 2017
Nov 6, 2017
Communication to designated inventor
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Nov 6, 2017
Communication to designated inventor
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Nov 6, 2017
Communication to designated inventor
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Oct 19, 2017
(Electronic) Receipt
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Oct 19, 2017
Oct 19, 2017
Amended claims with annotations
Search/Exam
Oct 19, 2017
Amendments received before examination
Search/Exam
Oct 19, 2017
Request for entry into the European phase
Search/Exam
Oct 17, 2017
Aug 11, 2017
Information on entry into European phase
Search/Exam
Oct 27, 2016
Oct 27, 2016
Oct 6, 2016
Copy of the international search report
Search/Exam
Oct 6, 2016
Published international application - A1
Search/Exam