Enteric Film Coating Compositions, Method Of Coating, And Coated Forms

Patent No. EP3236954 (titled "Enteric Film Coating Compositions, Method Of Coating, And Coated Forms") was filed by Dupont Nutrition USA on Dec 22, 2015. The application was issued on Sep 4, 2024.

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
ROQUETTE FRERES	Dec 23, 2022	PLASSERAUD

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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Aug 8, 2024
Decision to maintain the European patent in amended form
Jul 30, 2024
(Electronic) Receipt
Jul 30, 2024
Filing of the translation of the amended claims
Jul 30, 2024
French translation of claims
Jul 30, 2024
German translation of the claims
Jul 30, 2024
Letter accompanying subsequently filed items
Jul 17, 2024
Communication of bibliographic data
Jul 17, 2024
Communication with request to file translations
Jul 12, 2024
(Electronic) Receipt
Jul 12, 2024
Letter accompanying subsequently filed items
Jul 12, 2024
Letter regarding the opposition procedure (no time limit)
Jul 12, 2024
Maintenance of the patent with the documents specified in the final decision
May 24, 2024
Brief communication - Opposition proceedings
May 24, 2024
Decision of the Opposition Division and instruction
May 24, 2024
Grounds for the decision (Annex) - opposition
May 24, 2024
Interlocutory decision in opposition proceedings
May 24, 2024
Means of redress
May 24, 2024
Scanned annex to a communication - opposition procedure
Apr 24, 2024
Druckexemplar in opposition procedure
Feb 23, 2024
(Electronic) Receipt
Feb 23, 2024
Auxiliary request during Opposition procedure
Feb 23, 2024
Auxiliary request during Opposition procedure - 01
Feb 23, 2024
Letter accompanying subsequently filed items
Feb 23, 2024
Main request during Opposition procedure
Feb 23, 2024
Main request during Opposition procedure
Feb 23, 2024
Reply to an examination report in opposition proceedings
Oct 19, 2023
Annex to the communication - opposition
Oct 19, 2023
Brief communication - Opposition proceedings
Oct 19, 2023
Communication inviting the parties to file observations
Aug 3, 2023
Brief communication - Opposition proceedings
Aug 3, 2023
Brief communication - Opposition proceedings
Aug 1, 2023
Brief communication - Opposition proceedings
Jul 31, 2023
(Electronic) Receipt
Jul 31, 2023
Letter accompanying subsequently filed items
Jul 31, 2023
Withdrawal of an opposition
Jul 27, 2023
(Electronic) Receipt
Jul 27, 2023
Letter accompanying subsequently filed items
Jul 27, 2023
Letter regarding the opposition procedure (no time limit)
Jun 20, 2023
Brief communication - Opposition proceedings
Jun 20, 2023
Communication concerning the filing of a power of attorney
Jun 20, 2023
Communication of amended entries concerning the representative
Jun 9, 2023
(Electronic) Receipt
Jun 9, 2023
General authorisation
Jun 9, 2023
Letter accompanying subsequently filed items
Jun 9, 2023
Submission concerning change of proprietor's representative
Jun 6, 2023
(Electronic) Receipt
Jun 6, 2023
Letter accompanying subsequently filed items
Jun 6, 2023
Submission concerning change of proprietor's representative
Jun 1, 2023
Brief communication - Opposition proceedings
Jun 1, 2023
Grant of extension of time limit (opposition procedure)
May 25, 2023
(Electronic) Receipt
May 25, 2023
Any annexes (other than citation) to an opposition letter
May 25, 2023
Letter accompanying subsequently filed items
May 25, 2023
Request for extension of time limit
Jan 17, 2023
Communication of a notice of opposition and request to file observations
Jan 17, 2023
Notice of further oppositions to opponent(s)
Jan 9, 2023
Communication of a notice of opposition - first information to patent proprietor
Dec 23, 2022
(Electronic) Receipt
Dec 23, 2022
Citation in opposition procedure - 001
Dec 23, 2022
Citation in opposition procedure - 001
Dec 23, 2022
Citation in opposition procedure - 002
Dec 23, 2022
Citation in opposition procedure - 003
Dec 23, 2022
Citation in opposition procedure - 004
Dec 23, 2022
Citation in opposition procedure - 005
Dec 23, 2022
Citation in opposition procedure - 006
Dec 23, 2022
Citation in opposition procedure - 007
Dec 23, 2022
Citation in opposition procedure - 008
Dec 23, 2022
Consolidated list of cited opposition documents
Dec 23, 2022
Notice of opposition
Dec 23, 2022
Notice of opposition
Apr 5, 2022
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 24, 2022
Decision to grant a European patent
Feb 11, 2022
(Electronic) Receipt
Feb 11, 2022
Filing of the translations of the claims
Feb 11, 2022
French translation of claims
Feb 11, 2022
German translation of the claims
Feb 11, 2022
Letter accompanying subsequently filed items
Oct 27, 2021
Bibliographic data of the European patent application
Oct 27, 2021
Communication about intention to grant a European patent
Oct 27, 2021
Intention to grant (signatures)
Oct 27, 2021
Text intended for grant (clean copy)
Oct 27, 2021
Text intended for grant (version for approval)
May 13, 2020
(Electronic) Receipt
May 13, 2020
Amended claims with annotations
May 13, 2020
Claims
May 13, 2020
Letter accompanying subsequently filed items
May 13, 2020
Reply to communication from the Examining Division
Jan 17, 2020
Annex to the communication
Jan 17, 2020
Communication from the Examining Division
Jan 13, 2020
Examination started
Aug 12, 2019
Communication confirming withdrawal from representation
Aug 12, 2019
Communication of amended entries concerning the representative
Aug 5, 2019
(Electronic) Receipt
Aug 5, 2019
Submission concerning change of applicant's representative
Jan 24, 2019
Communication of the registration of a transfer or change of name and/or address
Jan 18, 2019
Annexes in respect of a client data request
Jan 18, 2019
Letter accompanying subsequently filed items
Jan 17, 2019
Letter accompanying subsequently filed items
Jan 8, 2019
(Electronic) Receipt
Jan 8, 2019
Amended claims filed after receipt of (European) search report
Jan 8, 2019
Amended claims with annotations
Jan 8, 2019
Amendments received before examination
Jan 8, 2019
Letter accompanying subsequently filed items
Nov 22, 2018
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Oct 26, 2018
Annexes in respect of a client data request
Oct 26, 2018
Annexes in respect of a client data request
Oct 26, 2018
Annexes in respect of a client data request
Oct 26, 2018
Submission concerning a transfer of rights (applicant)
Jul 20, 2018
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jul 3, 2018
Communication regarding the transmission of the European search report
Jul 3, 2018
Document annexed to the Extended European Search Report
Jul 3, 2018
European search opinion
Jul 3, 2018
Information on Search Strategy
Jul 3, 2018
Supplementary European search report
Jun 18, 2018
Search started
Jan 10, 2018
(Electronic) Receipt
Jan 10, 2018
Amended claims filed after receipt of (European) search report
Jan 10, 2018
Amended claims with annotations
Jan 10, 2018
Amendments received before examination
Jan 10, 2018
Letter accompanying subsequently filed items
Oct 24, 2017
Submission concerning representation
Oct 5, 2017
Notification on forthcoming publication of bibliographic data
Sep 19, 2017
Communication of amended entries concerning the representative
Sep 7, 2017
Submission concerning change of applicant's representative
Aug 1, 2017
Communication regarding possible amendment of the application/payment of claims fee
Jul 28, 2017
Communication to designated inventor
Jul 28, 2017
Communication to designated inventor
Jul 28, 2017
Communication to designated inventor
Jul 11, 2017
Copy of the international preliminary report on patentability
Jun 1, 2017
(Electronic) Receipt
Jun 1, 2017
Request for entry into the European phase
May 8, 2017
Information on entry into European phase
Mar 31, 2017
Notification of the recording of a change
Mar 31, 2017
Notification of the recording of a change
Jul 21, 2016
Priority document (electronically transmitted)
Jun 30, 2016
Copy of the international search report
Jun 30, 2016
Published international application - A1

EP3236954

DUPONT NUTRITION USA

Application Number: EP15874302A
Filing Date: Dec 22, 2015
Status: Patent Maintained As Amended; Aug 2, 2024
Publication Date: Sep 4, 2024
External Links: Slate, Register , Google Patents

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Enteric Film Coating Compositions, Method Of Coating, And Coated Forms

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Dossier Documents

EP3236954