Oxygen-Tight Plastic And Packaging Material Produced Therefrom

Patent No. EP3411436 (titled "Oxygen-Tight Plastic And Packaging Material Produced Therefrom") was filed by Kuhl on Feb 1, 2017. The application was issued on Dec 28, 2022.

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
MITSUBISHI CHEMICAL	Jun 18, 2020	HOFFMANN EITLE

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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Jan 19, 2023
Communication confirming withdrawal from representation
Jan 19, 2023
Communication of amended entries concerning the representative
Jan 17, 2023
(Electronic) Receipt
Jan 17, 2023
Letter accompanying subsequently filed items (CDR)
Jan 17, 2023
Submission concerning change of proprietor's representative
Jan 13, 2023
(Electronic) Receipt
Jan 13, 2023
Letter accompanying subsequently filed items (CDR)
Jan 13, 2023
Submission concerning change of proprietor's representative
Dec 1, 2022
Decision to maintain the European patent in amended form
Dec 1, 2022
Decision to maintain the European patent in amended form
Nov 25, 2022
Termination of the opposition proceedings with maintenance of patent
Nov 17, 2022
(Electronic) Receipt
Nov 17, 2022
English translation of the claims
Nov 17, 2022
Filing of the translation of the amended claims
Nov 17, 2022
French translation of claims
Aug 16, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
Brief communication - Opposition proceedings
Aug 16, 2022
Communication to opponent concerning maintenance
Aug 16, 2022
Communication with request to file translations
Aug 4, 2022
Maintenance of the patent with the documents specified in the final decision
Apr 28, 2022
Advice of delivery
Apr 26, 2022
Advice of delivery
Apr 25, 2022
Annex to the communication - opposition
Apr 25, 2022
Decision of the Opposition Division and instruction
Apr 25, 2022
Druckexemplar in opposition procedure
Apr 25, 2022
Grounds for the decision (Annex) - opposition
Apr 25, 2022
Interlocutory decision in opposition proceedings
Apr 25, 2022
Interlocutory decision in opposition proceedings
Apr 25, 2022
Means of redress
Apr 25, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 25, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 25, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 25, 2022
Provision of a copy of the minutes - opposition procedure
Apr 25, 2022
Provision of a copy of the minutes - opposition procedure
Apr 25, 2022
Scanned annex to a communication - opposition procedure
Apr 25, 2022
Scanned annex to a communication - opposition procedure
Apr 25, 2022
Transmittal of decision / summons - opposition
Apr 25, 2022
Transmittal of decision / summons - opposition
Feb 16, 2022
Information about the result of oral proceedings
Jan 11, 2022
(Electronic) Receipt
Jan 11, 2022
Letter accompanying subsequently filed items
Dec 17, 2021
Brief communication - Opposition proceedings
Dec 14, 2021
(Electronic) Receipt
Dec 14, 2021
Brief communication - Opposition proceedings
Dec 14, 2021
Brief communication - Opposition proceedings
Dec 14, 2021
Communication confirming withdrawal from representation
Dec 14, 2021
Communication of amended entries concerning the representative
Dec 14, 2021
Letter accompanying subsequently filed items
Dec 14, 2021
Request for interpreters during oral proceedings
Dec 9, 2021
(Electronic) Receipt
Dec 9, 2021
Letter accompanying subsequently filed items
Dec 9, 2021
Notification concerning the date of oral proceedings
Dec 9, 2021
Notification concerning the date of oral proceedings
Dec 9, 2021
Notification concerning the date of oral proceedings
Dec 9, 2021
Request for interpreters during oral proceedings
Dec 9, 2021
Submission concerning change of applicant's representative
Dec 8, 2021
(Electronic) Receipt
Dec 8, 2021
Letter accompanying subsequently filed items
Dec 8, 2021
Submission concerning change of applicant's representative
May 14, 2021
Brief communication - Opposition proceedings
May 11, 2021
Communication concerning the filing of a power of attorney
May 11, 2021
Communication of amended entries concerning the representative
May 3, 2021
Advice of delivery
May 3, 2021
Authorisation
May 3, 2021
Submission concerning change of applicant's representative
Apr 28, 2021
Advice of delivery
Apr 26, 2021
Annex to the communication - opposition
Apr 26, 2021
Information concerning oral proceedings
Apr 26, 2021
Summons to attend oral proceedings
Apr 26, 2021
Summons to attend oral proceedings
Apr 26, 2021
Transmittal of decision / summons - opposition
Apr 26, 2021
Transmittal of decision / summons - opposition
Oct 21, 2020
Brief communication - Opposition proceedings
Oct 15, 2020
(Electronic) Receipt
Oct 15, 2020
Auxiliary request during Opposition procedure
Oct 15, 2020
Auxiliary request during Opposition procedure - 01
Oct 15, 2020
Letter accompanying subsequently filed items
Oct 15, 2020
Main request during Opposition procedure
Oct 15, 2020
Main request during Opposition procedure
Oct 15, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jul 2, 2020
Communication of a notice of opposition and request to file observations
Jul 2, 2020
Notice of further oppositions to opponent(s)
Jun 25, 2020
Communication of a notice of opposition - first information to patent proprietor
Jun 18, 2020
(Electronic) Receipt
Jun 18, 2020
Citation in opposition procedure - 001
Jun 18, 2020
Citation in opposition procedure - 002
Jun 18, 2020
Citation in opposition procedure - 003
Jun 18, 2020
Citation in opposition procedure - 004
Jun 18, 2020
Citation in opposition procedure - 005
Jun 18, 2020
Citation in opposition procedure - 006
Jun 18, 2020
Citation in opposition procedure - 007
Jun 18, 2020
Citation in opposition procedure - 008
Jun 18, 2020
Citation in opposition procedure - 009
Jun 18, 2020
Citation in opposition procedure - 010
Jun 18, 2020
Citation in opposition procedure - 011
Jun 18, 2020
Citation in opposition procedure - 012
Jun 18, 2020
Citation in opposition procedure - 013
Jun 18, 2020
Citation in opposition procedure - 014
Jun 18, 2020
Citation in opposition procedure - 015
Jun 18, 2020
Citation in opposition procedure - 016
Jun 18, 2020
Citation in opposition procedure - 017
Jun 18, 2020
Citation in opposition procedure - 018
Jun 18, 2020
Citation in opposition procedure - 019
Jun 18, 2020
Citation in opposition procedure - 020
Jun 18, 2020
Citation in opposition procedure - 021
Jun 18, 2020
Citation in opposition procedure - 022
Jun 18, 2020
Citation in opposition procedure - 023
Jun 18, 2020
Citation in opposition procedure - 024
Jun 18, 2020
Citation in opposition procedure - 025
Jun 18, 2020
Citation in opposition procedure - 026
Jun 18, 2020
Citation in opposition procedure - 027
Jun 18, 2020
Citation in opposition procedure - 028
Jun 18, 2020
Citation in opposition procedure - 029
Jun 18, 2020
Consolidated list of cited opposition documents
Jun 18, 2020
Notice of opposition
Jun 18, 2020
Notice of opposition
Sep 30, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 22, 2019
Decision to grant a European patent
Aug 8, 2019
Information about non-relevance of third-party observations
Jul 26, 2019
(Electronic) Receipt
Jul 26, 2019
English translation of the claims
Jul 26, 2019
French translation of claims
Jul 26, 2019
Letter accompanying subsequently filed items
Jul 26, 2019
Reply from applicant/patentee regarding third party observations
Jul 19, 2019
Transmittal of third party observations to applicant
Jul 10, 2019
Bibliographic data of the European patent application
Jul 10, 2019
Communication about intention to grant a European patent
Jul 10, 2019
Intention to grant (signatures)
Jul 10, 2019
Text intended for grant (clean copy)
Jul 10, 2019
Text intended for grant (version for approval)
Jul 8, 2019
Non-patent literature filed by a third party
Jul 8, 2019
Observations by third parties
Jul 8, 2019
Patent document filed by a Third party
Mar 12, 2019
(Electronic) Receipt
Mar 12, 2019
Amended claims with annotations
Mar 12, 2019
Claims
Mar 12, 2019
Letter accompanying subsequently filed items
Mar 12, 2019
Reply to communication from the Examining Division
Feb 18, 2019
Annex to the communication
Feb 18, 2019
Communication from the Examining Division
Feb 7, 2019
Examination started
Jan 18, 2019
Response to enquiry for communication from the Examining Division
Jan 7, 2019
(Electronic) Receipt
Jan 7, 2019
Enquiry as to the processing of the file
Jan 7, 2019
Letter accompanying subsequently filed items
Nov 14, 2018
Notification on forthcoming publication of bibliographic data
Jun 25, 2018
Confirmation of effective date of early entry
Jun 15, 2018
Information on entry into European phase
Jun 14, 2018
(Electronic) Receipt
Jun 14, 2018
Amended claims filed after receipt of (European) search report
Jun 14, 2018
Amended claims with annotations
Jun 14, 2018
Amended description filed after receipt of (European) search report
Jun 14, 2018
Amended description with annotations
Jun 14, 2018
Non-patent literature cited during the examination procedure
Jun 14, 2018
Non-patent literature cited during the examination procedure
Jun 14, 2018
Priority search results
Jun 14, 2018
Reply to Written Opinion prepared by the EPO
Jun 14, 2018
Request for entry into the European phase
May 7, 2018
Annex to International preliminary examination report
May 7, 2018
International preliminary examination report
May 7, 2018
International preliminary examination report - free text sheet
May 7, 2018
International preliminary examination report - points I-VIII
May 7, 2018
Transmittal of International Preliminary Examination Report
May 2, 2018
Annexes to the international preliminary examination report
May 2, 2018
Copy of the international preliminary examination report
May 2, 2018
Free text
Apr 23, 2018
International preliminary examination report
Apr 23, 2018
International preliminary examination report - free text sheet
Apr 23, 2018
International preliminary examination report - points I-VIII
Apr 23, 2018
Transmittal of International Preliminary Examination Report
Feb 15, 2018
(Electronic) Receipt
Feb 15, 2018
Letter regarding PCTII procedure
Feb 15, 2018
PCT(IPEA): Amended sheet - claims
Feb 15, 2018
PCT(IPEA): Amended sheet - claims
Feb 15, 2018
Reply to communication PCT/IPEA/408
Jan 11, 2018
Written opinion
Jan 11, 2018
Written opinion - free text sheet
Jan 11, 2018
Written opinion - points I-VIII
Aug 30, 2017
Priority document (electronically transmitted)
Aug 15, 2017
Notification of election of EPO
Aug 10, 2017
Copy of the international search report
Aug 10, 2017
Copy of the international search report
Aug 10, 2017
Published international application - A1
Jul 18, 2017
Amendments of documents (Article 19 PCT) (without attachments)
Jul 12, 2017
Notification of receipt of demand
Jul 6, 2017
(Electronic) Receipt
Jul 6, 2017
Letter regarding PCTII procedure
Jul 6, 2017
Letter regarding PCTII procedure
Jul 6, 2017
PCT demand form
Jul 6, 2017
PCT(IPEA): Amended sheet - claims
Jul 6, 2017
PCT(IPEA): Amended sheet - claims
Jul 6, 2017
PCT(IPEA): Amended sheet - description
Jul 6, 2017
PCT(IPEA): Amended sheet - description
Jul 6, 2017
Payment of fees and costs
Jul 6, 2017
Reply to International Search Opinion
Mar 24, 2017
Written opinion of the ISA, boxes No. I to VIII
Mar 24, 2017
Written opinion of the ISA, cover sheet
Mar 24, 2017
Written opinion of the ISA, supplemental box
Feb 23, 2017
Incoming letter related to PCT RO
Feb 20, 2017
Notification of the international application number and of the international filing date
Feb 1, 2017
(Electronic) Receipt
Feb 1, 2017
Abstract
Feb 1, 2017
Claims
Feb 1, 2017
Description
Feb 1, 2017
Document concerning fees and payments
Feb 1, 2017
Electronic request for grant of an International application

EP3411436

KUHL

Application Number: EP17703936A
Filing Date: Feb 1, 2017
Status: Patent Maintained As Amended; Nov 25, 2022
Publication Date: Dec 28, 2022
External Links: Slate, Register , Google Patents

IP Verse

Oxygen-Tight Plastic And Packaging Material Produced Therefrom

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP3411436