Fermentative Production Of Oligosaccharides

Patent No. EP3041946 (titled "Fermentative Production Of Oligosaccharides") was filed by Glycom on Sep 5, 2014. The application was issued on Jul 30, 2025.

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
FRIESLANDCAMPINA NEDERLAND	Feb 16, 2022	FRIESLANDCAMPINA DEPARTMENT

Dossier Documents

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
Decision to maintain the European patent in amended form
Jul 3, 2025
Decision to maintain the European patent in amended form
Jun 20, 2025
(Electronic) Receipt
Jun 20, 2025
Filing of the translation of the amended claims
Jun 20, 2025
French translation of claims
Jun 20, 2025
German translation of the claims
Jun 20, 2025
Letter accompanying subsequently filed items
May 27, 2025
Letter relating to the request for the automatic debiting procedure
May 27, 2025
Letter relating to the revocation of the automatic debiting procedure
Apr 30, 2025
Communication of bibliographic data
Apr 30, 2025
Communication to opponent concerning maintenance
Apr 30, 2025
Communication with request to file translations
Apr 25, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 25, 2025
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 25, 2025
Maintenance of the patent with the documents specified in the final decision
Apr 25, 2025
Maintenance of the patent with the documents specified in the final decision
Apr 24, 2025
Refund of fees
Apr 22, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 22, 2025
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 15, 2025
F3014 Oral Proceedings: Order cancelling/postponing
Apr 15, 2025
F3303.16 Change of composition of the Board (T)
Mar 31, 2025
F3345 Forwarding of submissions to parties
Mar 28, 2025
(Electronic) Receipt
Mar 28, 2025
Letter accompanying subsequently filed items
Mar 28, 2025
Withdrawal of an appeal
Mar 6, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 6, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 4, 2025
F3345 Forwarding of submissions to parties
Mar 3, 2025
(Electronic) Receipt
Mar 3, 2025
Letter accompanying subsequently filed items
Mar 3, 2025
Letter dealing with oral proceedings during the appeal procedure
May 3, 2024
F3011.1 Oral Proceedings: summons
May 3, 2024
F3011.1 Oral Proceedings: summons
May 3, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 3, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 29, 2024
F3010 Oral proceedings: order for summons
Apr 23, 2024
Composition of the board (T)
Mar 7, 2024
F3345 Forwarding of submissions to parties
Mar 4, 2024
(Electronic) Receipt
Mar 4, 2024
Amended claims with annotations
Mar 4, 2024
Amended claims with annotations
Mar 4, 2024
Amended claims with annotations
Mar 4, 2024
Amended claims with annotations
Mar 4, 2024
Auxiliary request during appeals procedure - 04
Mar 4, 2024
Auxiliary request during appeals procedure - 05
Mar 4, 2024
Auxiliary request during appeals procedure - 06
Mar 4, 2024
Auxiliary request during appeals procedure - 07
Mar 4, 2024
Letter accompanying subsequently filed items
Mar 4, 2024
Letter relating to Appeal Procedure
Jan 4, 2024
F3345 Forwarding of submissions to parties
Dec 21, 2023
(Electronic) Receipt
Dec 21, 2023
Letter accompanying subsequently filed items
Dec 21, 2023
Reply to appeal
Sep 1, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 31, 2023
(Electronic) Receipt
Aug 31, 2023
Amended claims with annotations
Aug 31, 2023
Amended claims with annotations
Aug 31, 2023
Amended claims with annotations
Aug 31, 2023
Amended claims with annotations
Aug 31, 2023
Auxiliary request during appeals procedure - 01
Aug 31, 2023
Auxiliary request during appeals procedure - 02
Aug 31, 2023
Auxiliary request during appeals procedure - 03
Aug 31, 2023
Letter accompanying subsequently filed items
Aug 31, 2023
Main request during appeals procedure
Aug 31, 2023
Statement of grounds of appeal
Jul 21, 2023
F3204 Communication of the file number to the parties
Jul 21, 2023
F3204 Communication of the file number to the parties
Jul 10, 2023
(Electronic) Receipt
Jul 10, 2023
Letter accompanying subsequently filed items
Jul 10, 2023
Notice of appeal
May 3, 2023
Advice of delivery
May 3, 2023
Annex to the communication - opposition
May 3, 2023
Cover sheet for fax transmission
May 3, 2023
Decision of the Opposition Division and instruction
May 3, 2023
Druckexemplar in opposition procedure
May 3, 2023
Grounds for the decision (Annex) - opposition
May 3, 2023
Interlocutory decision in opposition proceedings
May 3, 2023
Interlocutory decision in opposition proceedings
May 3, 2023
Means of redress
May 3, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 3, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 3, 2023
Provision of a copy of the minutes - opposition procedure
May 3, 2023
Provision of a copy of the minutes - opposition procedure
May 3, 2023
Scanned annex to a communication - opposition procedure
May 3, 2023
Scanned annex to a communication - opposition procedure
May 3, 2023
Transmittal of decision / summons - opposition
May 3, 2023
Transmittal of decision / summons - opposition
Mar 24, 2023
Information about the result of oral proceedings
Jan 26, 2023
Brief communication - Opposition proceedings
Jan 25, 2023
Brief communication - Opposition proceedings
Jan 23, 2023
(Electronic) Receipt
Jan 23, 2023
Auxiliary request during Opposition procedure
Jan 23, 2023
Auxiliary request during Opposition procedure
Jan 23, 2023
Auxiliary request during Opposition procedure
Jan 23, 2023
Auxiliary request during Opposition procedure
Jan 23, 2023
Auxiliary request during Opposition procedure
Jan 23, 2023
Auxiliary request during Opposition procedure
Jan 23, 2023
Auxiliary request during Opposition procedure
Jan 23, 2023
Auxiliary request during Opposition procedure
Jan 23, 2023
Auxiliary request during Opposition procedure - 01
Jan 23, 2023
Auxiliary request during Opposition procedure - 02
Jan 23, 2023
Auxiliary request during Opposition procedure - 03
Jan 23, 2023
Auxiliary request during Opposition procedure - 04
Jan 23, 2023
Auxiliary request during Opposition procedure - 05
Jan 23, 2023
Auxiliary request during Opposition procedure - 06
Jan 23, 2023
Auxiliary request during Opposition procedure - 07
Jan 23, 2023
Auxiliary request during Opposition procedure - 08
Jan 23, 2023
Letter accompanying subsequently filed items
Jan 23, 2023
Written submission in preparation to/during oral proceedings
Jan 20, 2023
(Electronic) Receipt
Jan 20, 2023
Letter accompanying subsequently filed items
Jan 20, 2023
Request for interpreters during oral proceedings
Nov 28, 2022
Notification concerning the date of oral proceedings
Nov 28, 2022
Notification concerning the date of oral proceedings
Oct 6, 2022
Advice of delivery
Oct 5, 2022
Advice of delivery
Oct 4, 2022
Information concerning oral proceedings
Oct 4, 2022
Notification concerning the date of oral proceedings
Oct 4, 2022
Notification concerning the date of oral proceedings
Oct 4, 2022
Summons to attend oral proceedings
Oct 4, 2022
Summons to attend oral proceedings
Oct 4, 2022
Transmittal of decision / summons - opposition
Oct 4, 2022
Transmittal of decision / summons - opposition
Aug 31, 2022
Brief communication - Opposition proceedings
Aug 26, 2022
(Electronic) Receipt
Aug 26, 2022
Letter accompanying subsequently filed items
Aug 26, 2022
Oral proceedings: Request for postponement
Aug 12, 2022
Advice of delivery
Aug 12, 2022
Annex to the communication - opposition
Aug 12, 2022
Information concerning oral proceedings
Aug 12, 2022
Scanned annex to a communication - opposition procedure
Aug 12, 2022
Summons to attend oral proceedings
Aug 12, 2022
Summons to attend oral proceedings
Aug 12, 2022
Transmittal of decision / summons - opposition
Aug 12, 2022
Transmittal of decision / summons - opposition
Jul 20, 2022
Brief communication - Opposition proceedings
Jul 15, 2022
(Electronic) Receipt
Jul 15, 2022
Auxiliary request during Opposition procedure
Jul 15, 2022
Auxiliary request during Opposition procedure
Jul 15, 2022
Auxiliary request during Opposition procedure
Jul 15, 2022
Auxiliary request during Opposition procedure
Jul 15, 2022
Auxiliary request during Opposition procedure
Jul 15, 2022
Auxiliary request during Opposition procedure - 01
Jul 15, 2022
Auxiliary request during Opposition procedure - 02
Jul 15, 2022
Auxiliary request during Opposition procedure - 03
Jul 15, 2022
Auxiliary request during Opposition procedure - 04
Jul 15, 2022
Auxiliary request during Opposition procedure - 05
Jul 15, 2022
Letter accompanying subsequently filed items
Jul 15, 2022
Reply of the patent proprietor to the notice(s) of opposition
Mar 30, 2022
Brief communication - Opposition proceedings
Mar 30, 2022
Communication of amended entries
Mar 28, 2022
Document concerning representation
Mar 15, 2022
Brief communication - Opposition proceedings
Mar 15, 2022
Communication of a notice of opposition and request to file observations
Mar 15, 2022
Notice of further oppositions to opponent(s)
Mar 1, 2022
Request concerning representative opponent
Feb 22, 2022
Communication of a notice of opposition - first information to patent proprietor
Feb 16, 2022
(Electronic) Receipt
Feb 16, 2022
Citation in opposition procedure - 001
Feb 16, 2022
Citation in opposition procedure - 002
Feb 16, 2022
Citation in opposition procedure - 003
Feb 16, 2022
Consolidated list of cited opposition documents
Feb 16, 2022
Letter accompanying subsequently filed items
Feb 16, 2022
Notice of opposition
Feb 16, 2022
Notice of opposition
Jun 9, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 30, 2021
Decision to grant a European patent
Apr 23, 2021
Change to the inventor details
Apr 20, 2021
(Electronic) Receipt
Apr 20, 2021
(Electronic) Receipt
Apr 20, 2021
Filing of the translations of the claims
Apr 20, 2021
French translation of claims
Apr 20, 2021
German translation of the claims
Apr 20, 2021
Letter accompanying subsequently filed items
Apr 20, 2021
Letter accompanying subsequently filed items
Apr 20, 2021
Letter concerning the inventor
Dec 15, 2020
Bibliographic data of the European patent application
Dec 15, 2020
Communication about intention to grant a European patent
Dec 15, 2020
Intention to grant (signatures)
Dec 15, 2020
Text intended for grant (clean copy)
Dec 15, 2020
Text intended for grant (version for approval)
Aug 27, 2020
(Electronic) Receipt
Aug 27, 2020
Amended claims with annotations
Aug 27, 2020
Amended description with annotations
Aug 27, 2020
Claims
Aug 27, 2020
Description
Aug 27, 2020
Letter accompanying subsequently filed items
Aug 27, 2020
Letter relating to the automatic debiting procedure
Aug 27, 2020
Reply to communication from the Examining Division
May 4, 2020
Annex to the communication
May 4, 2020
Communication from the Examining Division
Mar 12, 2020
(Electronic) Receipt
Mar 12, 2020
Amended claims with annotations
Mar 12, 2020
Claims
Mar 12, 2020
Letter accompanying subsequently filed items
Mar 12, 2020
Reply to communication from the Examining Division
Mar 6, 2020
Transmittal of third party observations to applicant
Mar 2, 2020
Observations by third parties
Jan 30, 2020
Acknowledgement of receipt of third party observations
Jan 30, 2020
Transmittal of third party observations to applicant
Jan 22, 2020
Citation filed by a third party
Jan 22, 2020
Observations by third parties
Jan 16, 2020
Grant of extension of time limit (examination procedure)
Jan 10, 2020
(Electronic) Receipt
Jan 10, 2020
Letter accompanying subsequently filed items
Jan 10, 2020
Request for extension of time limit to communication from the Examining Division
Nov 21, 2019
Transmittal of third party observations to applicant
Nov 17, 2019
Observations by third parties
Sep 4, 2019
Annex to the communication
Sep 4, 2019
Communication from the Examining Division
Aug 29, 2019
Examination started
Jun 14, 2019
Notification regarding date of start of examination with possibility to withdraw
Feb 11, 2019
Transmittal of third party observations to applicant
Feb 7, 2019
Non-patent literature filed by a third party
Feb 7, 2019
Observations by third parties
Mar 7, 2018
(Electronic) Receipt
Mar 7, 2018
Amended claims filed after receipt of (European) search report
Mar 7, 2018
Amended claims with annotations
Mar 7, 2018
Amendments received before examination
Mar 7, 2018
Letter accompanying subsequently filed items
Sep 1, 2017
Confirmation of revocation of automatic debit order
Aug 29, 2017
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Aug 29, 2017
Letter relating to the automatic debiting procedure
Aug 22, 2017
Letter relating to the automatic debiting procedure
Aug 10, 2017
Communication regarding the transmission of the European search report
Aug 10, 2017
European search opinion
Aug 10, 2017
Information on Search Strategy
Aug 10, 2017
Supplementary European search report
Jun 14, 2017
Confirmation of revocation of automatic debit order
Jun 12, 2017
(Electronic) Receipt
Jun 12, 2017
Letter accompanying subsequently filed items
Jun 12, 2017
Matter concerning the application
Jun 9, 2017
Letter relating to the automatic debiting procedure
Apr 3, 2017
Communication regarding the transmission of the European search report
Apr 3, 2017
Information on Search Strategy
Apr 3, 2017
Partial European search report
Mar 22, 2017
Search started
Jan 18, 2017
Communication of the registration of a transfer or change of name and/or address
Jan 10, 2017
Submission concerning change of applicant's address
Jun 15, 2016
Notification on forthcoming publication of bibliographic data
Apr 20, 2016
Communication regarding possible amendment of the application/payment of claims fee
Apr 18, 2016
Communication to designated inventor
Apr 18, 2016
Communication to designated inventor
Apr 18, 2016
Communication to designated inventor
Apr 18, 2016
Communication to designated inventor
Mar 22, 2016
Copy of the international preliminary report on patentability
Feb 22, 2016
(Electronic) Receipt
Feb 22, 2016
Amended claims filed after receipt of (European) search report
Feb 22, 2016
Request for entry into the European phase
Jan 15, 2016
Information on entry into European phase
Nov 26, 2015
Notification of the recording of a change
Mar 31, 2015
Priority document (electronically transmitted)
Mar 12, 2015
Copy of the international search report
Mar 12, 2015
Published international application - A1

EP3041946

GLYCOM

Application Number: EP14842725A
Filing Date: Sep 5, 2014
Status: Patent Maintained As Amended; Jun 27, 2025
Publication Date: Jul 30, 2025
External Links: Slate, Register , Google Patents

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Fermentative Production Of Oligosaccharides

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Dossier Documents

EP3041946