Ethylene Copolymer Compositions, Film And Polymerization Processes

Patent No. EP2931763 (titled "Ethylene Copolymer Compositions, Film And Polymerization Processes") was filed by Nova Chemicals on Dec 4, 2013. The application was issued on Jan 31, 2018.

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
THE DOW CHEMICAL	Oct 31, 2018	BOULT WADE TENNANT

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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Jun 14, 2024
Refund of fees
Jun 11, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 11, 2024
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 10, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 10, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 10, 2024
F3345 Forwarding of submissions to parties
Jun 7, 2024
(Electronic) Receipt
Jun 7, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Jun 7, 2024
Letter accompanying subsequently filed items
Jun 7, 2024
Withdrawal of an appeal
Apr 30, 2024
F3345 Forwarding of submissions to parties
Apr 26, 2024
(Electronic) Receipt
Apr 26, 2024
Letter accompanying subsequently filed items
Apr 26, 2024
Letter dealing with oral proceedings during the appeal procedure
Mar 11, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 11, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 28, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 28, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 16, 2023
Oral proceedings: change of venue
Aug 16, 2023
Oral proceedings: change of venue
Aug 2, 2023
F3345 Forwarding of submissions to parties
Jul 27, 2023
(Electronic) Receipt
Jul 27, 2023
Letter accompanying subsequently filed items
Jul 27, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 29, 2023
F3345 Forwarding of submissions to parties
Jun 26, 2023
(Electronic) Receipt
Jun 26, 2023
Letter accompanying subsequently filed items
Jun 26, 2023
Letter dealing with oral proceedings during the appeal procedure
Jun 1, 2023
F3004 Communication of the Registry
Jun 1, 2023
F3004 Communication of the Registry
Jun 1, 2023
F3011.1 Oral Proceedings: summons
Jun 1, 2023
F3011.1 Oral Proceedings: summons
May 26, 2023
F3010 Oral proceedings: order for summons
Oct 21, 2022
F3345 Forwarding of submissions to parties
Oct 17, 2022
(Electronic) Receipt
Oct 17, 2022
Letter accompanying subsequently filed items
Oct 17, 2022
Letter relating to Appeal Procedure
Jul 26, 2022
F3345 Forwarding of submissions to parties
Jul 22, 2022
Composition of the board (T)
Jul 20, 2022
(Electronic) Receipt
Jul 20, 2022
Amended claims with annotations
Jul 20, 2022
Amended claims with annotations
Jul 20, 2022
Amended claims with annotations
Jul 20, 2022
Amended claims with annotations
Jul 20, 2022
Amended claims with annotations
Jul 20, 2022
Auxiliary request during appeals procedure - 12
Jul 20, 2022
Auxiliary request during appeals procedure - 12
Jul 20, 2022
Auxiliary request during appeals procedure - 12
Jul 20, 2022
Auxiliary request during appeals procedure - 12
Jul 20, 2022
Auxiliary request during appeals procedure - 12
Jul 20, 2022
Letter accompanying subsequently filed items
Jul 20, 2022
Letter relating to Appeal Procedure
Jul 15, 2022
F3345 Forwarding of submissions to parties
Jul 12, 2022
(Electronic) Receipt
Jul 12, 2022
Letter accompanying subsequently filed items
Jul 12, 2022
Letter relating to Appeal Procedure
May 25, 2022
F3345 Forwarding of submissions to parties
May 19, 2022
(Electronic) Receipt
May 19, 2022
Letter accompanying subsequently filed items
May 19, 2022
Letter relating to Appeal Procedure
May 19, 2022
Patent Document cited during the appeal procedure
May 19, 2022
Patent Document cited during the appeal procedure
May 19, 2022
Patent Document cited during the appeal procedure
Mar 17, 2022
F3345 Forwarding of submissions to parties
Mar 14, 2022
(Electronic) Receipt
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Amended claims with annotations
Mar 14, 2022
Auxiliary request during appeals procedure - 01
Mar 14, 2022
Auxiliary request during appeals procedure - 02
Mar 14, 2022
Auxiliary request during appeals procedure - 03
Mar 14, 2022
Auxiliary request during appeals procedure - 04
Mar 14, 2022
Auxiliary request during appeals procedure - 05
Mar 14, 2022
Auxiliary request during appeals procedure - 06
Mar 14, 2022
Auxiliary request during appeals procedure - 07
Mar 14, 2022
Auxiliary request during appeals procedure - 08
Mar 14, 2022
Auxiliary request during appeals procedure - 09
Mar 14, 2022
Auxiliary request during appeals procedure - 10
Mar 14, 2022
Auxiliary request during appeals procedure - 11
Mar 14, 2022
Auxiliary request during appeals procedure - 12
Mar 14, 2022
Auxiliary request during appeals procedure - 13
Mar 14, 2022
Auxiliary request during appeals procedure - 14
Mar 14, 2022
Auxiliary request during appeals procedure - 15
Mar 14, 2022
Letter accompanying subsequently filed items
Mar 14, 2022
Reply to appeal
Jan 11, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jan 4, 2022
(Electronic) Receipt
Jan 4, 2022
Letter accompanying subsequently filed items
Jan 4, 2022
Statement of grounds of appeal
Oct 28, 2021
F3204 Communication of the file number to the parties
Oct 28, 2021
F3204 Communication of the file number to the parties
Oct 22, 2021
(Electronic) Receipt
Oct 22, 2021
Letter accompanying subsequently filed items
Oct 22, 2021
Notice of appeal
Sep 27, 2021
Annex to the communication - opposition
Sep 27, 2021
Brief communication - Opposition proceedings
Sep 27, 2021
Brief communication - Opposition proceedings
Sep 15, 2021
Brief communication - Opposition proceedings
Sep 7, 2021
(Electronic) Receipt
Sep 7, 2021
Letter accompanying subsequently filed items
Sep 7, 2021
Request for correction
Sep 3, 2021
(Electronic) Receipt
Sep 3, 2021
Advice of delivery
Sep 3, 2021
Letter accompanying subsequently filed items
Aug 26, 2021
Advice of delivery
Aug 25, 2021
Annex to the communication - opposition
Aug 25, 2021
Decision of the Opposition Division and instruction
Aug 25, 2021
Decision rejecting the opposition
Aug 25, 2021
Decision rejecting the opposition
Aug 25, 2021
Grounds for the decision (Annex) - opposition
Aug 25, 2021
Means of redress
Aug 25, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 25, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 25, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 25, 2021
Provision of a copy of the minutes - opposition procedure
Aug 25, 2021
Provision of a copy of the minutes - opposition procedure
Aug 25, 2021
Transmittal of decision / summons - opposition
Aug 25, 2021
Transmittal of decision / summons - opposition
May 17, 2021
Information about the result of oral proceedings
Mar 23, 2021
Brief communication - Opposition proceedings
Mar 17, 2021
(Electronic) Receipt
Mar 17, 2021
Letter accompanying subsequently filed items
Mar 17, 2021
Request for interpreters during oral proceedings
Mar 16, 2021
Brief communication - Opposition proceedings
Mar 15, 2021
(Electronic) Receipt
Mar 15, 2021
(Electronic) Receipt
Mar 15, 2021
Letter accompanying subsequently filed items
Mar 15, 2021
Letter accompanying subsequently filed items
Mar 9, 2021
(Electronic) Receipt
Mar 9, 2021
Letter accompanying subsequently filed items
Mar 9, 2021
Written submission in preparation to/during oral proceedings
Feb 2, 2021
Notification concerning the date of oral proceedings
Feb 2, 2021
Notification concerning the date of oral proceedings
Oct 8, 2020
(Electronic) Receipt
Oct 8, 2020
Advice of delivery
Oct 8, 2020
Letter accompanying subsequently filed items
Oct 7, 2020
Advice of delivery
Sep 29, 2020
Acknowledgement of a document
Sep 29, 2020
Acknowledgement of a document
Sep 29, 2020
Annex to the communication - opposition
Sep 29, 2020
Information concerning oral proceedings
Sep 29, 2020
Summons to attend oral proceedings
Sep 29, 2020
Summons to attend oral proceedings
Aug 28, 2020
Notification concerning the date of oral proceedings
Aug 28, 2020
Notification concerning the date of oral proceedings
Aug 26, 2020
Brief communication - Opposition proceedings
Aug 26, 2020
Brief communication - Opposition proceedings
Aug 19, 2020
(Electronic) Receipt
Aug 19, 2020
(Electronic) Receipt
Aug 19, 2020
Letter accompanying subsequently filed items
Aug 19, 2020
Letter accompanying subsequently filed items
Aug 19, 2020
Oral proceedings: reply to date proposed
Aug 19, 2020
Request for interpreters during oral proceedings
May 22, 2020
(Electronic) Receipt
May 22, 2020
Advice of delivery
May 22, 2020
Letter accompanying subsequently filed items
May 19, 2020
Brief communication - Opposition proceedings
May 13, 2020
(Electronic) Receipt
May 13, 2020
Citation in opposition procedure - 013
May 13, 2020
Citation in opposition procedure - 014
May 13, 2020
Consolidated list of cited opposition documents
May 13, 2020
Letter accompanying subsequently filed items
May 13, 2020
Written submission in preparation to/during oral proceedings
May 12, 2020
Brief communication - Opposition proceedings
May 8, 2020
Acknowledgement of a document
May 8, 2020
Acknowledgement of a document
May 8, 2020
Information concerning oral proceedings
May 8, 2020
Notification concerning the date of oral proceedings
May 8, 2020
Notification concerning the date of oral proceedings
May 8, 2020
Summons to attend oral proceedings
May 8, 2020
Summons to attend oral proceedings
May 4, 2020
(Electronic) Receipt
May 4, 2020
Brief communication - Opposition proceedings
May 4, 2020
Letter accompanying subsequently filed items
May 4, 2020
Oral proceedings: Request for postponement
Apr 28, 2020
(Electronic) Receipt
Apr 28, 2020
Letter accompanying subsequently filed items
Apr 28, 2020
Oral proceedings: Request for postponement
Mar 31, 2020
Brief communication - Opposition proceedings
Mar 30, 2020
Brief communication - Opposition proceedings
Mar 26, 2020
(Electronic) Receipt
Mar 26, 2020
Citation in opposition procedure - 012
Mar 26, 2020
Letter accompanying subsequently filed items
Mar 26, 2020
Written submission in preparation to/during oral proceedings
Mar 25, 2020
(Electronic) Receipt
Mar 25, 2020
Auxiliary request during Opposition procedure
Mar 25, 2020
Auxiliary request during Opposition procedure
Mar 25, 2020
Auxiliary request during Opposition procedure
Mar 25, 2020
Auxiliary request during Opposition procedure
Mar 25, 2020
Auxiliary request during Opposition procedure - 01
Mar 25, 2020
Auxiliary request during Opposition procedure - 01
Mar 25, 2020
Auxiliary request during Opposition procedure - 02
Mar 25, 2020
Auxiliary request during Opposition procedure - 03
Mar 25, 2020
Letter accompanying subsequently filed items
Mar 25, 2020
Written submission in preparation to/during oral proceedings
Mar 19, 2020
Document concerning representation
Mar 10, 2020
Brief communication - Opposition proceedings
Mar 2, 2020
(Electronic) Receipt
Mar 2, 2020
Citation in opposition procedure - 011
Mar 2, 2020
Letter accompanying subsequently filed items
Mar 2, 2020
Written submission in preparation to/during oral proceedings
Oct 16, 2019
(Electronic) Receipt
Oct 16, 2019
Advice of delivery
Oct 16, 2019
Letter accompanying subsequently filed items
Oct 11, 2019
Advice of delivery
Oct 11, 2019
Advice of delivery
Oct 4, 2019
Acknowledgement of a document
Oct 4, 2019
Acknowledgement of a document
Oct 4, 2019
Annex to the communication - opposition
Oct 4, 2019
Information concerning oral proceedings
Oct 4, 2019
Summons to attend oral proceedings
Oct 4, 2019
Summons to attend oral proceedings
Apr 11, 2019
Brief communication - Opposition proceedings
Apr 10, 2019
Communication of amended entries
Mar 29, 2019
Brief communication - Opposition proceedings
Mar 25, 2019
(Electronic) Receipt
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure
Mar 25, 2019
Auxiliary request during Opposition procedure - 01
Mar 25, 2019
Auxiliary request during Opposition procedure - 02
Mar 25, 2019
Auxiliary request during Opposition procedure - 03
Mar 25, 2019
Auxiliary request during Opposition procedure - 04
Mar 25, 2019
Auxiliary request during Opposition procedure - 05
Mar 25, 2019
Auxiliary request during Opposition procedure - 06
Mar 25, 2019
Auxiliary request during Opposition procedure - 07
Mar 25, 2019
Auxiliary request during Opposition procedure - 08
Mar 25, 2019
Auxiliary request during Opposition procedure - 09
Mar 25, 2019
Auxiliary request during Opposition procedure - 10
Mar 25, 2019
Auxiliary request during Opposition procedure - 11
Mar 25, 2019
Citation in opposition procedure - 008
Mar 25, 2019
Citation in opposition procedure - 009
Mar 25, 2019
Citation in opposition procedure - 010
Mar 25, 2019
Letter accompanying subsequently filed items
Mar 25, 2019
Reply of the patent proprietor to the notice(s) of opposition
Mar 11, 2019
Request concerning representative opponent
Dec 20, 2018
Communication of amended entries concerning the representative
Dec 14, 2018
Submission concerning change of applicant's representative
Dec 13, 2018
Submission concerning change of applicant's representative
Nov 16, 2018
Notice of further oppositions to opponent(s)
Nov 14, 2018
Communication of a notice of opposition and request to file observations
Nov 7, 2018
Communication of a notice of opposition - first information to patent proprietor
Oct 31, 2018
(Electronic) Receipt
Oct 31, 2018
Citation in opposition procedure - 001
Oct 31, 2018
Citation in opposition procedure - 002
Oct 31, 2018
Citation in opposition procedure - 003
Oct 31, 2018
Citation in opposition procedure - 004
Oct 31, 2018
Citation in opposition procedure - 005
Oct 31, 2018
Citation in opposition procedure - 006
Oct 31, 2018
Citation in opposition procedure - 007
Oct 31, 2018
Notice of opposition
Oct 31, 2018
Notice of opposition
Feb 16, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 5, 2018
Decision to grant a European patent
Nov 1, 2017
(Electronic) Receipt
Nov 1, 2017
Filing of the translations of the claims
Nov 1, 2017
French translation of claims
Nov 1, 2017
German translation of the claims
Jul 31, 2017
Bibliographic data of the European patent application
Jul 31, 2017
Communication about intention to grant a European patent
Jul 31, 2017
Intention to grant (signatures)
Jul 31, 2017
Text intended for grant (clean copy)
Jul 31, 2017
Text intended for grant (version for approval)
May 30, 2017
Examination started
Jan 12, 2017
(Electronic) Receipt
Jan 12, 2017
Statement of non-availability of priority search results
Jan 4, 2017
Invitation to file a copy of search results(priority)
Dec 14, 2016
(Electronic) Receipt
Dec 14, 2016
Amended claims filed after receipt of (European) search report
Dec 14, 2016
Amended claims with annotations
Dec 14, 2016
Amendments received before examination
Dec 14, 2016
Letter accompanying subsequently filed items
Jul 5, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jun 16, 2016
Communication regarding the transmission of the European search report
Jun 16, 2016
European search opinion
Jun 16, 2016
Information on Search Strategy
Jun 16, 2016
Supplementary European search report
Jun 7, 2016
Search started
Sep 23, 2015
Notification on forthcoming publication of bibliographic data
Jul 21, 2015
Communication regarding possible amendment of the application/payment of claims fee
Jul 17, 2015
Communication to designated inventor
Jul 17, 2015
Communication to designated inventor
Jul 17, 2015
Communication to designated inventor
Jul 17, 2015
Communication to designated inventor
Jul 17, 2015
Communication to designated inventor
Jul 17, 2015
Communication to designated inventor
Jun 29, 2015
Copy of the international preliminary report on patentability
May 11, 2015
Submission concerning representation
May 8, 2015
Submission concerning representation
Mar 18, 2015
(Electronic) Receipt
Mar 18, 2015
Amended claims filed after receipt of (European) search report
Mar 18, 2015
Amended claims with annotations
Mar 18, 2015
Amendments received before examination
Mar 18, 2015
Request for entry into the European phase
Mar 18, 2015
Submission concerning representation
Mar 3, 2015
Notification of the recording of a change
Jul 7, 2014
Priority document (electronically transmitted)
Jun 19, 2014
Copy of the international search report
Jun 19, 2014
Published international application - A1

EP2931763

NOVA CHEMICALS

Application Number: EP13862866A
Filing Date: Dec 4, 2013
Status: Opposition Rejected; Jun 14, 2024
Publication Date: Jan 31, 2018
External Links: Slate, Register , Google Patents

IP Verse

Ethylene Copolymer Compositions, Film And Polymerization Processes

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2931763