Vinylidene Chloride Copolymer Composition For Barrier Film

Patent No. EP2903828 (titled "Vinylidene Chloride Copolymer Composition For Barrier Film") was filed by DOW on Mar 15, 2013. The application was issued on Nov 27, 2019.

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
SOLVAY SPECIALTY POLYMERS ITALY	Aug 24, 2020	BENVENUTI

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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Mar 6, 2023
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Mar 6, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 1, 2023
Termination of the opposition proceedings with maintenance of patent
Nov 18, 2022
(Electronic) Receipt
Nov 18, 2022
Advice of delivery
Nov 18, 2022
Annex to the communication - opposition
Nov 18, 2022
Decision of the Opposition Division and instruction
Nov 18, 2022
Decision rejecting the opposition
Nov 18, 2022
Decision rejecting the opposition
Nov 18, 2022
Grounds for the decision (Annex) - opposition
Nov 18, 2022
Means of redress
Nov 18, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 18, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 18, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 18, 2022
Provision of a copy of the minutes - opposition procedure
Nov 18, 2022
Provision of a copy of the minutes - opposition procedure
Nov 18, 2022
Scanned annex to a communication - opposition procedure
Nov 18, 2022
Transmittal of decision / summons - opposition
Nov 18, 2022
Transmittal of decision / summons - opposition
Oct 5, 2022
Information about the result of oral proceedings
Aug 25, 2022
(Electronic) Receipt
Aug 12, 2022
Brief communication - Opposition proceedings
Aug 8, 2022
Request for interpreters during oral proceedings
Aug 2, 2022
Brief communication - Opposition proceedings
Jul 28, 2022
(Electronic) Receipt
Jul 28, 2022
Citation in opposition procedure - 010
Jul 28, 2022
Citation in opposition procedure - 011
Jul 28, 2022
Consolidated list of cited opposition documents
Jul 28, 2022
Letter accompanying subsequently filed items
Jul 28, 2022
Written submission in preparation to/during oral proceedings
Jun 17, 2022
Notification concerning the date of oral proceedings
Jun 17, 2022
Notification concerning the date of oral proceedings
Feb 10, 2022
Advice of delivery
Feb 10, 2022
Advice of delivery
Feb 10, 2022
Annex to the communication - opposition
Feb 10, 2022
Cover sheet for fax transmission
Feb 10, 2022
Information concerning oral proceedings
Feb 10, 2022
Summons to attend oral proceedings
Feb 10, 2022
Summons to attend oral proceedings
Feb 10, 2022
Transmittal of decision / summons - opposition
Feb 10, 2022
Transmittal of decision / summons - opposition
Feb 5, 2021
Brief communication - Opposition proceedings
Jan 28, 2021
(Electronic) Receipt
Jan 28, 2021
Citation in opposition procedure - 009
Jan 28, 2021
Letter accompanying subsequently filed items
Jan 28, 2021
Reply of the patent proprietor to the notice(s) of opposition
Oct 16, 2020
Brief communication - Opposition proceedings
Oct 16, 2020
Communication confirming withdrawal from representation
Oct 16, 2020
Communication of amended entries concerning the representative
Oct 12, 2020
(Electronic) Receipt
Oct 12, 2020
(Electronic) Receipt
Oct 12, 2020
Letter accompanying subsequently filed items
Oct 12, 2020
Letter accompanying subsequently filed items
Oct 12, 2020
Submission concerning change of proprietor's representative
Oct 12, 2020
Submission concerning change of proprietor's representative
Sep 18, 2020
Communication of a notice of opposition and request to file observations
Sep 18, 2020
Notice of further oppositions to opponent(s)
Sep 9, 2020
Communication of a notice of opposition - first information to patent proprietor
Aug 24, 2020
(Electronic) Receipt
Aug 24, 2020
Citation in opposition procedure - 001
Aug 24, 2020
Citation in opposition procedure - 002
Aug 24, 2020
Citation in opposition procedure - 003
Aug 24, 2020
Citation in opposition procedure - 004
Aug 24, 2020
Citation in opposition procedure - 005
Aug 24, 2020
Citation in opposition procedure - 006
Aug 24, 2020
Citation in opposition procedure - 007
Aug 24, 2020
Citation in opposition procedure - 008
Aug 24, 2020
International publication (Pamphlet)
Aug 24, 2020
Letter accompanying subsequently filed items
Aug 24, 2020
Notice of opposition
Aug 24, 2020
Notice of opposition
Dec 9, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 31, 2019
Decision to grant a European patent
Oct 23, 2019
Communication of the registration of a transfer or change of name and/or address
Oct 21, 2019
Submission concerning representation
Oct 15, 2019
(Electronic) Receipt
Oct 15, 2019
Annexes in respect of a client data request
Oct 15, 2019
Letter accompanying subsequently filed items
Oct 15, 2019
Miscellaneous requests concerning client data
Sep 18, 2019
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Sep 9, 2019
(Electronic) Receipt
Sep 9, 2019
Filing of the translations of the claims
Sep 9, 2019
French translation of claims
Sep 9, 2019
German translation of the claims
Sep 9, 2019
Letter accompanying subsequently filed items
Aug 28, 2019
(Electronic) Receipt
Aug 28, 2019
Annexes in respect of a client data request
Aug 28, 2019
Letter accompanying subsequently filed items
Aug 28, 2019
Submission concerning a transfer of rights (applicant)
May 2, 2019
Bibliographic data of the European patent application
May 2, 2019
Communication about intention to grant a European patent
May 2, 2019
Intention to grant (signatures)
May 2, 2019
Text intended for grant (clean copy)
May 2, 2019
Text intended for grant (version for approval)
Apr 26, 2019
Advice of delivery
Apr 23, 2019
Bibliographic data of the European patent application
Apr 18, 2019
Notification concerning the date of oral proceedings
Apr 4, 2019
(Electronic) Receipt
Apr 4, 2019
Amended claims with annotations
Apr 4, 2019
Amended claims with annotations
Apr 4, 2019
Amended claims with annotations
Apr 4, 2019
Amended claims with annotations
Apr 4, 2019
Claims
Apr 4, 2019
Claims
Apr 4, 2019
Claims
Apr 4, 2019
Claims
Apr 4, 2019
Letter accompanying subsequently filed items
Apr 4, 2019
Written submission in preparation to/during oral proceedings
Mar 11, 2019
Submission concerning representation
Jul 3, 2018
Submission concerning representation
Jun 5, 2018
Advice of delivery
May 30, 2018
Acknowledgement of a document
May 30, 2018
Annex to the communication
May 30, 2018
Preparation for oral proceedings
May 30, 2018
Summons to attend oral proceedings
Oct 25, 2017
(Electronic) Receipt
Oct 25, 2017
Amended claims with annotations
Oct 25, 2017
Claims
Oct 25, 2017
Letter accompanying subsequently filed items
Oct 25, 2017
Reply to communication from the Examining Division
Jun 20, 2017
Annex to the communication
Jun 20, 2017
Communication from the Examining Division
Jun 12, 2017
Examination started
Mar 6, 2017
Notification regarding date of start of examination with possibility to withdraw
Dec 1, 2015
(Electronic) Receipt
Dec 1, 2015
Amended claims filed after receipt of (European) search report
Dec 1, 2015
Amended claims with annotations
Dec 1, 2015
Amendments received before examination
Dec 1, 2015
Letter accompanying subsequently filed items
Jul 15, 2015
Notification on forthcoming publication of bibliographic data
Jun 2, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
May 8, 2015
Communication to designated inventor
May 8, 2015
Communication to designated inventor
Apr 14, 2015
Copy of the international preliminary examination report
Mar 6, 2015
(Electronic) Receipt
Mar 6, 2015
Request for entry into the European phase
Feb 13, 2015
Information on entry into European phase
Jan 8, 2015
Annex to International preliminary examination report
Jan 8, 2015
International preliminary examination report
Jan 8, 2015
International preliminary examination report - free text sheet
Jan 8, 2015
International preliminary examination report - points I-VIII
Jan 8, 2015
Transmittal of International Preliminary Examination Report
Oct 6, 2014
Written opinion
Oct 6, 2014
Written opinion - free text sheet
Oct 6, 2014
Written opinion - points I-VIII
Apr 30, 2014
Priority document (electronically transmitted)
Apr 14, 2014
Notification of election of EPO
Apr 10, 2014
Copy of the international search report
Apr 10, 2014
Published international application - A1
Oct 30, 2013
Reply to communication PCT/IPEA/404
Oct 30, 2013
Submission concerning representation
Oct 7, 2013
Invitation to correct defects in demand
Oct 2, 2013
Notification of receipt of demand
Sep 18, 2013
PCT demand form
Sep 18, 2013
PCT(IPEA): Amended sheet - claims
Sep 18, 2013
PCT(IPEA): Amended sheet - claims
Sep 18, 2013
Payment of fees and costs
Sep 18, 2013
Reply to International Search Opinion
Jun 12, 2013
Written opinion of the ISA, boxes No. I to VIII
Jun 12, 2013
Written opinion of the ISA, cover sheet
Jun 12, 2013
Written opinion of the ISA, supplemental box
Mar 29, 2013
Abstract
Mar 29, 2013
Claims
Mar 29, 2013
Description

EP2903828

DOW

Application Number: EP13714788A
Filing Date: Mar 15, 2013
Status: Opposition Rejected; Mar 3, 2023
Publication Date: Nov 27, 2019
External Links: Slate, Register , Google Patents

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Vinylidene Chloride Copolymer Composition For Barrier Film

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Dossier Documents

EP2903828