Novel Processes For The Production Of Oligonucleotides

Patent No. EP3481838 (titled "Novel Processes For The Production Of Oligonucleotides") was filed by Glaxosmithkline on Jul 7, 2017. The application was issued on Aug 19, 2020.

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
JANSSEN PHARMACEUTICA	May 19, 2021	KILBURN & STRODE
JG OPPOSITIONS	May 19, 2021	FORD

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
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Jun 27, 2025
Decision of the Board of Appeal
Jun 27, 2025
F3032 Notification(s) of the decision
Jun 27, 2025
F3032 Notification(s) of the decision
Jun 27, 2025
F3032 Notification(s) of the decision
Apr 7, 2025
F3013 Oral Proceedings: Forwarding minutes
Apr 7, 2025
F3013 Oral Proceedings: Forwarding minutes
Apr 7, 2025
F3013 Oral Proceedings: Forwarding minutes
Apr 7, 2025
F3317 Oral Proceedings: Minutes (Appellant: Proprietor + Opponent)
Mar 3, 2025
F3345 Forwarding of submissions to parties
Mar 3, 2025
F3345 Forwarding of submissions to parties
Feb 27, 2025
(Electronic) Receipt
Feb 27, 2025
Letter accompanying subsequently filed items
Feb 27, 2025
Letter dealing with oral proceedings during the appeal procedure
Feb 14, 2025
F3345 Forwarding of submissions to parties
Feb 14, 2025
F3345 Forwarding of submissions to parties
Feb 3, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 3, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 3, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 22, 2025
F3345 Forwarding of submissions to parties
Jan 22, 2025
F3345 Forwarding of submissions to parties
Jan 20, 2025
F3004 Communication of the Registry
Jan 20, 2025
F3004 Communication of the Registry
Jan 20, 2025
F3004 Communication of the Registry
Jan 16, 2025
(Electronic) Receipt
Jan 16, 2025
Letter accompanying subsequently filed items
Jan 16, 2025
Letter dealing with oral proceedings during the appeal procedure
Jan 15, 2025
F3014 Oral Proceedings: Order cancelling/postponing
Jan 15, 2025
Oral proceedings: change of venue
Jan 15, 2025
Oral proceedings: change of venue
Jan 15, 2025
Oral proceedings: change of venue
Sep 19, 2024
Document concerning representation
Sep 19, 2024
Letter accompanying subsequently filed items
May 24, 2024
F3345 Forwarding of submissions to parties
May 21, 2024
(Electronic) Receipt
May 21, 2024
Letter accompanying subsequently filed items
May 21, 2024
Letter dealing with oral proceedings during the appeal procedure
Apr 25, 2024
F3011.1 Oral Proceedings: summons
Apr 25, 2024
F3011.1 Oral Proceedings: summons
Apr 25, 2024
F3011.1 Oral Proceedings: summons
Apr 25, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 25, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 25, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 22, 2024
F3010 Oral proceedings: order for summons
Aug 8, 2023
F3345 Forwarding of submissions to parties
Aug 8, 2023
F3345 Forwarding of submissions to parties
Aug 7, 2023
Consolidated list of documents cited in appeal procedure
Aug 3, 2023
(Electronic) Receipt
Aug 3, 2023
Citation in appeal procedure - 039
Aug 3, 2023
Letter accompanying subsequently filed items
Aug 3, 2023
Reply to appeal
Aug 1, 2023
F3345 Forwarding of submissions to parties
Aug 1, 2023
F3345 Forwarding of submissions to parties
Jul 24, 2023
(Electronic) Receipt
Jul 24, 2023
Annexes (other than cited documents) regarding appeal procedure
Jul 24, 2023
Citation in appeal procedure - 036
Jul 24, 2023
Citation in appeal procedure - 037
Jul 24, 2023
Citation in appeal procedure - 038
Jul 24, 2023
Letter accompanying subsequently filed items
Jul 24, 2023
Reply to appeal
Jun 20, 2023
F3056 Communication: Change of Board due to the technical nature of the appeal
Jun 20, 2023
F3056 Communication: Change of Board due to the technical nature of the appeal
Jun 20, 2023
F3056 Communication: Change of Board due to the technical nature of the appeal
Jun 20, 2023
F3303.16 Change of composition of the Board (T)
Mar 24, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 24, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 24, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 21, 2023
Composition of the board (T)
Mar 20, 2023
(Electronic) Receipt
Mar 20, 2023
Citation in appeal procedure - 033
Mar 20, 2023
Citation in appeal procedure - 034
Mar 20, 2023
Citation in appeal procedure - 035
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
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Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
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Mar 20, 2023
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Mar 20, 2023
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Mar 20, 2023
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Mar 20, 2023
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Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Cited document during appeal procedure
Mar 20, 2023
Letter accompanying subsequently filed items
Mar 20, 2023
Statement of grounds of appeal
Mar 20, 2023
Statement of grounds of appeal
Mar 9, 2023
(Electronic) Receipt
Mar 9, 2023
Amended claims with annotations
Mar 9, 2023
Amended claims with annotations
Mar 9, 2023
Amended claims with annotations
Mar 9, 2023
Amended claims with annotations
Mar 9, 2023
Amended claims with annotations
Mar 9, 2023
Amended claims with annotations
Mar 9, 2023
Amended claims with annotations
Mar 9, 2023
Amended claims with annotations
Mar 9, 2023
Citation in appeal procedure - 032
Mar 9, 2023
Letter accompanying subsequently filed items
Mar 9, 2023
Statement of grounds of appeal
Jan 20, 2023
F3204 Communication of the file number to the parties
Jan 20, 2023
F3204 Communication of the file number to the parties
Jan 20, 2023
F3204 Communication of the file number to the parties
Jan 16, 2023
(Electronic) Receipt
Jan 16, 2023
Letter accompanying subsequently filed items
Jan 16, 2023
Notice of appeal
Jan 12, 2023
F3204 Communication of the file number to the parties
Jan 12, 2023
F3204 Communication of the file number to the parties
Jan 12, 2023
F3204 Communication of the file number to the parties
Jan 5, 2023
(Electronic) Receipt
Jan 5, 2023
Letter accompanying subsequently filed items
Jan 5, 2023
Notice of appeal
Nov 9, 2022
Annex to the communication - opposition
Nov 9, 2022
Decision of the Opposition Division and instruction
Nov 9, 2022
Druckexemplar in opposition procedure
Nov 9, 2022
Grounds for the decision (Annex) - opposition
Nov 9, 2022
Interlocutory decision in opposition proceedings
Nov 9, 2022
Interlocutory decision in opposition proceedings
Nov 9, 2022
Interlocutory decision in opposition proceedings
Nov 9, 2022
Means of redress
Nov 9, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 9, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 9, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 9, 2022
Provision of a copy of the minutes - opposition procedure
Nov 9, 2022
Provision of a copy of the minutes - opposition procedure
Nov 9, 2022
Provision of a copy of the minutes - opposition procedure
Nov 9, 2022
Scanned annex to a communication - opposition procedure
Nov 9, 2022
Transmittal of decision / summons - opposition
Nov 9, 2022
Transmittal of decision / summons - opposition
Nov 9, 2022
Transmittal of decision / summons - opposition
Sep 20, 2022
Information about the result of oral proceedings
Jul 27, 2022
Brief communication - Opposition proceedings
Jul 27, 2022
Brief communication - Opposition proceedings
Jul 27, 2022
Brief communication - Opposition proceedings
Jul 20, 2022
(Electronic) Receipt
Jul 20, 2022
(Electronic) Receipt
Jul 20, 2022
(Electronic) Receipt
Jul 20, 2022
Any annexes (other than citation) to an opposition letter
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure
Jul 20, 2022
Auxiliary request during Opposition procedure - 16
Jul 20, 2022
Auxiliary request during Opposition procedure - 17
Jul 20, 2022
Auxiliary request during Opposition procedure - 18
Jul 20, 2022
Auxiliary request during Opposition procedure - 19
Jul 20, 2022
Auxiliary request during Opposition procedure - 20
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Auxiliary request during Opposition procedure - 21
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Auxiliary request during Opposition procedure - 22
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Auxiliary request during Opposition procedure - 23
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Auxiliary request during Opposition procedure - 24
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Auxiliary request during Opposition procedure - 25
Jul 20, 2022
Auxiliary request during Opposition procedure - 26
Jul 20, 2022
Auxiliary request during Opposition procedure - 27
Jul 20, 2022
Auxiliary request during Opposition procedure - 28
Jul 20, 2022
Auxiliary request during Opposition procedure - 29
Jul 20, 2022
Auxiliary request during Opposition procedure - 30
Jul 20, 2022
Auxiliary request during Opposition procedure - 31
Jul 20, 2022
Citation in opposition procedure - 030
Jul 20, 2022
Citation in opposition procedure - 031
Jul 20, 2022
Consolidated list of cited opposition documents
Jul 20, 2022
Letter accompanying subsequently filed items
Jul 20, 2022
Letter accompanying subsequently filed items
Jul 20, 2022
Letter accompanying subsequently filed items
Jul 20, 2022
Written submission in preparation to/during oral proceedings
Jul 20, 2022
Written submission in preparation to/during oral proceedings
Jun 27, 2022
Brief communication - Opposition proceedings
Jun 27, 2022
Brief communication - Opposition proceedings
Jun 22, 2022
(Electronic) Receipt
Jun 22, 2022
Citation in opposition procedure - 029
Jun 22, 2022
Letter accompanying subsequently filed items
Jun 22, 2022
Written submission in preparation to/during oral proceedings
Apr 25, 2022
Notification concerning the date of oral proceedings
Apr 25, 2022
Notification concerning the date of oral proceedings
Apr 25, 2022
Notification concerning the date of oral proceedings
Mar 28, 2022
Communication of amended entries
Feb 25, 2022
Request for change of opponent's representative
Jan 25, 2022
(Electronic) Receipt
Jan 25, 2022
Advice of delivery
Jan 25, 2022
Advice of delivery
Jan 25, 2022
Letter accompanying subsequently filed items
Jan 14, 2022
Advice of delivery
Jan 14, 2022
Annex to the communication - opposition
Jan 14, 2022
Information concerning oral proceedings
Jan 14, 2022
Summons to attend oral proceedings
Jan 14, 2022
Summons to attend oral proceedings
Jan 14, 2022
Summons to attend oral proceedings
Jan 14, 2022
Transmittal of decision / summons - opposition
Jan 14, 2022
Transmittal of decision / summons - opposition
Jan 14, 2022
Transmittal of decision / summons - opposition
Jan 12, 2022
Communication of amended entries concerning the representative
Jan 6, 2022
Submission concerning change of proprietor's representative
Oct 14, 2021
Brief communication - Opposition proceedings
Oct 14, 2021
Brief communication - Opposition proceedings
Oct 8, 2021
(Electronic) Receipt
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure
Oct 8, 2021
Auxiliary request during Opposition procedure - 01
Oct 8, 2021
Auxiliary request during Opposition procedure - 02
Oct 8, 2021
Auxiliary request during Opposition procedure - 03
Oct 8, 2021
Auxiliary request during Opposition procedure - 04
Oct 8, 2021
Auxiliary request during Opposition procedure - 05
Oct 8, 2021
Auxiliary request during Opposition procedure - 06
Oct 8, 2021
Auxiliary request during Opposition procedure - 07
Oct 8, 2021
Auxiliary request during Opposition procedure - 08
Oct 8, 2021
Auxiliary request during Opposition procedure - 09
Oct 8, 2021
Auxiliary request during Opposition procedure - 10
Oct 8, 2021
Auxiliary request during Opposition procedure - 11
Oct 8, 2021
Auxiliary request during Opposition procedure - 12
Oct 8, 2021
Auxiliary request during Opposition procedure - 13
Oct 8, 2021
Auxiliary request during Opposition procedure - 14
Oct 8, 2021
Auxiliary request during Opposition procedure - 15
Oct 8, 2021
Letter accompanying subsequently filed items
Oct 8, 2021
Reply of the patent proprietor to the notice(s) of opposition
Jun 1, 2021
Communication of a notice of opposition and request to file observations
Jun 1, 2021
Notice of further oppositions to opponent(s)
Jun 1, 2021
Notice of further oppositions to opponent(s)
May 26, 2021
Communication of a notice of opposition - first information to patent proprietor
May 19, 2021
(Electronic) Receipt
May 19, 2021
(Electronic) Receipt
May 19, 2021
Any annexes (other than citation) to an opposition letter
May 19, 2021
Any annexes (other than citation) to an opposition letter
May 19, 2021
Citation in opposition procedure - 001
May 19, 2021
Citation in opposition procedure - 002
May 19, 2021
Citation in opposition procedure - 003
May 19, 2021
Citation in opposition procedure - 004
May 19, 2021
Citation in opposition procedure - 005
May 19, 2021
Citation in opposition procedure - 006
May 19, 2021
Citation in opposition procedure - 007
May 19, 2021
Citation in opposition procedure - 008
May 19, 2021
Citation in opposition procedure - 009
May 19, 2021
Citation in opposition procedure - 010
May 19, 2021
Citation in opposition procedure - 011
May 19, 2021
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May 19, 2021
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May 19, 2021
Citation in opposition procedure - 014
May 19, 2021
Citation in opposition procedure - 015
May 19, 2021
Citation in opposition procedure - 016
May 19, 2021
Citation in opposition procedure - 017
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Citation in opposition procedure - 019
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May 19, 2021
Citation in opposition procedure - 021
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Citation in opposition procedure - 022
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Citation in opposition procedure - 023
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Citation in opposition procedure - 024
May 19, 2021
Citation in opposition procedure - 025
May 19, 2021
Citation in opposition procedure - 026
May 19, 2021
Citation in opposition procedure - 027
May 19, 2021
Citation in opposition procedure - 028
May 19, 2021
Notice of opposition
May 19, 2021
Notice of opposition
May 19, 2021
Notice of opposition
May 19, 2021
Notice of opposition
May 19, 2021
Notice of opposition
May 19, 2021
Patent document cited during the opposition procedure
Aug 31, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 23, 2020
Decision to grant a European patent
May 26, 2020
Bibliographic data of the European patent application
May 26, 2020
Information about intention to grant a patent
May 26, 2020
Text intended for grant (clean copy)
May 26, 2020
Text intended for grant (version for approval)
Mar 25, 2020
(Electronic) Receipt
Mar 25, 2020
Amended claims with annotations
Mar 25, 2020
Claims
Mar 25, 2020
French translation of claims
Mar 25, 2020
German translation of the claims
Mar 25, 2020
Letter accompanying subsequently filed items
Mar 25, 2020
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Dec 4, 2019
Bibliographic data of the European patent application
Dec 4, 2019
Communication about intention to grant a European patent
Dec 4, 2019
Intention to grant (signatures)
Dec 4, 2019
Text intended for grant (clean copy)
Dec 4, 2019
Text intended for grant (version for approval)
Oct 24, 2019
Examination started
Apr 17, 2019
Notification on forthcoming publication of bibliographic data
Feb 19, 2019
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Feb 15, 2019
Communication to designated inventor
Feb 15, 2019
Communication to designated inventor
Feb 15, 2019
Communication to designated inventor
Feb 15, 2019
Communication to designated inventor
Feb 15, 2019
Communication to designated inventor
Feb 15, 2019
Communication to designated inventor
Feb 5, 2019
Annexes to the international preliminary examination report
Feb 5, 2019
Copy of the international preliminary examination report
Jan 2, 2019
Information regarding early processing
Dec 5, 2018
(Electronic) Receipt
Dec 5, 2018
Request for entry into the European phase
Nov 26, 2018
Annex to International preliminary examination report
Nov 26, 2018
International preliminary examination report
Nov 26, 2018
International preliminary examination report - free text sheet
Nov 26, 2018
International preliminary examination report - points I-VIII
Nov 26, 2018
Transmittal of International Preliminary Examination Report
Nov 23, 2018
Information on entry into European phase
Aug 13, 2018
(Electronic) Receipt
Aug 13, 2018
Letter regarding PCTII procedure
Aug 13, 2018
PCT(IPEA): Amended sheet - claims
Aug 13, 2018
PCT(IPEA): Amended sheet - claims
Aug 13, 2018
Reply to communication PCT/IPEA/408
Jul 11, 2018
Written opinion
Jul 11, 2018
Written opinion - free text sheet
Jul 11, 2018
Written opinion - points I-VIII
Jun 14, 2018
Notification of election of EPO
May 30, 2018
Amendments of documents (Article 19 PCT) (without attachments)
May 18, 2018
Notification of receipt of demand
May 9, 2018
(Electronic) Receipt
May 9, 2018
PCT demand form
May 9, 2018
PCT(IPEA): Amended sheet - claims
May 9, 2018
PCT(IPEA): Amended sheet - claims
May 9, 2018
Payment of fees and costs
May 9, 2018
Reply to International Search Opinion
Feb 22, 2018
Copy of the international search report
Feb 22, 2018
International publication of the international search report
Feb 5, 2018
Priority document (electronically transmitted)
Jan 18, 2018
Converted Sequence Listing
Jan 18, 2018
Published international application - A2
Jan 10, 2018
ISR: cited documents
Jan 9, 2018
Written opinion of the ISA, boxes No. I to VIII
Jan 9, 2018
Written opinion of the ISA, cover sheet
Jan 9, 2018
Written opinion of the ISA, supplemental box
Nov 6, 2017
Disclaimer regarding the provisional opinion accompanying the partial search results
Nov 6, 2017
Partial International Search Report
Nov 6, 2017
Provisional opinion accompanying the partial search results
Sep 28, 2017
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Sep 28, 2017
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Jul 31, 2017
Communication in cases for which no other form is applicable
Jul 31, 2017
Notification of receipt of Search copy
Jul 28, 2017
Notification of the international application number and of the international filing date
Jul 25, 2017
Request form for international application (copy for ISA/EP)
Jul 7, 2017
(Electronic) Receipt
Jul 7, 2017
Abstract
Jul 7, 2017
Claims
Jul 7, 2017
Description
Jul 7, 2017
Document concerning fees and payments
Jul 7, 2017
Drawings
Jul 7, 2017
Electronic request for grant of an International application

EP3481838

GLAXOSMITHKLINE

Application Number: EP17739936A
Filing Date: Jul 7, 2017
Status: Revoked; Jul 1, 2025
Publication Date: Aug 19, 2020
External Links: Slate, Register , Google Patents

IP Verse

Novel Processes For The Production Of Oligonucleotides

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3481838