Polymerization Process With A Partial Shutdown Phase

Patent No. EP3377537 (titled "Polymerization Process With A Partial Shutdown Phase") was filed by Basell Polyolefine on Nov 16, 2016. The application was issued on Feb 16, 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
BOREALIS	Dec 12, 2019	MAIWALD
CLARIANT PRODUKTE DEUTSCHLAND	Dec 12, 2019	MIKULECKY

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 20, 2022
Decision to maintain the European patent in amended form
Jan 20, 2022
Decision to maintain the European patent in amended form
Jan 20, 2022
Decision to maintain the European patent in amended form
Jan 14, 2022
Termination of the opposition proceedings with maintenance of patent
Jan 6, 2022
(Electronic) Receipt
Jan 6, 2022
French translation of claims
Jan 6, 2022
German translation of the claims
Jan 6, 2022
Letter accompanying subsequently filed items
Nov 25, 2021
Communication of bibliographic data
Nov 25, 2021
Communication to opponent concerning maintenance
Nov 25, 2021
Communication to opponent concerning maintenance
Nov 25, 2021
Communication with request to file translations
Nov 19, 2021
Communication of bibliographic data
Nov 19, 2021
Maintenance of the patent with the documents specified in the final decision
Nov 12, 2021
Refund of fees
Nov 10, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Nov 10, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Nov 10, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Nov 9, 2021
Maintenance of the patent with the documents specified in the final decision
Oct 29, 2021
Composition of the board (T)
Oct 1, 2021
F3345 Forwarding of submissions to parties
Oct 1, 2021
F3345 Forwarding of submissions to parties
Sep 28, 2021
(Electronic) Receipt
Sep 28, 2021
Letter accompanying subsequently filed items
Sep 28, 2021
Withdrawal of an appeal
Sep 28, 2021
Withdrawal of an appeal
Sep 9, 2021
F3204 Communication of the file number to the parties
Sep 9, 2021
F3204 Communication of the file number to the parties
Sep 9, 2021
F3204 Communication of the file number to the parties
Sep 3, 2021
(Electronic) Receipt
Sep 3, 2021
Letter accompanying subsequently filed items
Sep 3, 2021
Notice of appeal
Aug 19, 2021
Advice of delivery
Aug 18, 2021
Advice of delivery
Aug 16, 2021
Annex to the communication - opposition
Aug 16, 2021
Decision of the Opposition Division and instruction
Aug 16, 2021
Druckexemplar in opposition procedure
Aug 16, 2021
Grounds for the decision (Annex) - opposition
Aug 16, 2021
Interlocutory decision in opposition proceedings
Aug 16, 2021
Interlocutory decision in opposition proceedings
Aug 16, 2021
Interlocutory decision in opposition proceedings
Aug 16, 2021
Means of redress
Aug 16, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 16, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Aug 16, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Aug 16, 2021
Provision of a copy of the minutes - opposition procedure
Aug 16, 2021
Provision of a copy of the minutes - opposition procedure
Aug 16, 2021
Provision of a copy of the minutes - opposition procedure
Aug 16, 2021
Scanned annex to a communication - opposition procedure
Aug 16, 2021
Scanned annex to a communication - opposition procedure
Aug 16, 2021
Scanned annex to a communication - opposition procedure
Aug 16, 2021
Scanned annex to a communication - opposition procedure
Aug 16, 2021
Transmittal of decision / summons - opposition
Aug 16, 2021
Transmittal of decision / summons - opposition
Aug 16, 2021
Transmittal of decision / summons - opposition
Mar 11, 2021
Brief communication - Opposition proceedings
Mar 11, 2021
Brief communication - Opposition proceedings
Mar 9, 2021
Information about the result of oral proceedings
Mar 5, 2021
(Electronic) Receipt
Mar 5, 2021
Authorisation
Mar 5, 2021
Letter accompanying subsequently filed items
Mar 5, 2021
Written submission in preparation to/during oral proceedings
Jan 18, 2021
Brief communication - Opposition proceedings
Jan 18, 2021
Brief communication - Opposition proceedings
Jan 18, 2021
Brief communication - Opposition proceedings
Jan 18, 2021
Notification concerning the date of oral proceedings
Jan 18, 2021
Notification concerning the date of oral proceedings
Jan 18, 2021
Notification concerning the date of oral proceedings
Jan 6, 2021
(Electronic) Receipt
Jan 6, 2021
Letter accompanying subsequently filed items
Jan 6, 2021
Written submission in preparation to/during oral proceedings
Jan 5, 2021
(Electronic) Receipt
Jan 5, 2021
Letter accompanying subsequently filed items
Jan 5, 2021
Request for interpreters during oral proceedings
Nov 16, 2020
Brief communication - Opposition proceedings
Nov 16, 2020
Brief communication - Opposition proceedings
Nov 10, 2020
(Electronic) Receipt
Nov 10, 2020
Letter accompanying subsequently filed items
Nov 10, 2020
Written submission in preparation to/during oral proceedings
Oct 2, 2020
Brief communication - Opposition proceedings
Oct 2, 2020
Brief communication - Opposition proceedings
Sep 24, 2020
Advice of delivery
Sep 24, 2020
Authorisation
Sep 24, 2020
Written submission in preparation to/during oral proceedings
Sep 22, 2020
Advice of delivery
Sep 22, 2020
Advice of delivery
Sep 21, 2020
Advice of delivery
Sep 17, 2020
Acknowledgement of a document
Sep 17, 2020
Acknowledgement of a document
Sep 17, 2020
Acknowledgement of a document
Sep 17, 2020
Annex to the communication - opposition
Sep 17, 2020
Information concerning oral proceedings
Sep 17, 2020
Preparation for oral proceedings
Sep 17, 2020
Summons to attend oral proceedings
Sep 17, 2020
Summons to attend oral proceedings
Sep 17, 2020
Summons to attend oral proceedings
May 27, 2020
Brief communication - Opposition proceedings
May 27, 2020
Brief communication - Opposition proceedings
May 20, 2020
(Electronic) Receipt
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure
May 20, 2020
Auxiliary request during Opposition procedure - 01
May 20, 2020
Auxiliary request during Opposition procedure - 02
May 20, 2020
Auxiliary request during Opposition procedure - 03
May 20, 2020
Auxiliary request during Opposition procedure - 04
May 20, 2020
Auxiliary request during Opposition procedure - 05
May 20, 2020
Auxiliary request during Opposition procedure - 06
May 20, 2020
Auxiliary request during Opposition procedure - 07
May 20, 2020
Auxiliary request during Opposition procedure - 08
May 20, 2020
Auxiliary request during Opposition procedure - 09
May 20, 2020
Citation in opposition procedure - 018
May 20, 2020
Citation in opposition procedure - 019
May 20, 2020
Consolidated list of cited opposition documents
May 20, 2020
Letter accompanying subsequently filed items
May 20, 2020
Main request during Opposition procedure
May 20, 2020
Main request during Opposition procedure
May 20, 2020
Reply of the patent proprietor to the notice(s) of opposition
Feb 3, 2020
Brief communication - Opposition proceedings
Feb 3, 2020
Brief communication - Opposition proceedings
Feb 3, 2020
Communication of amended entries concerning the representative
Jan 23, 2020
Brief communication - Opposition proceedings
Jan 15, 2020
Communication of a notice of opposition and request to file observations
Jan 15, 2020
Notice of further oppositions to opponent(s)
Jan 15, 2020
Notice of further oppositions to opponent(s)
Jan 14, 2020
Submission concerning change of proprietor's representative
Jan 13, 2020
Submission concerning change of proprietor's representative
Dec 18, 2019
Communication of a notice of opposition - first information to patent proprietor
Dec 13, 2019
(Electronic) Receipt
Dec 13, 2019
Citation in opposition procedure - 008
Dec 13, 2019
Citation in opposition procedure - 009
Dec 13, 2019
Citation in opposition procedure - 010
Dec 13, 2019
Citation in opposition procedure - 011
Dec 13, 2019
Citation in opposition procedure - 012
Dec 13, 2019
Citation in opposition procedure - 013
Dec 13, 2019
Citation in opposition procedure - 014
Dec 13, 2019
Citation in opposition procedure - 015
Dec 13, 2019
Citation in opposition procedure - 016
Dec 13, 2019
Citation in opposition procedure - 017
Dec 13, 2019
Letter accompanying subsequently filed items
Dec 13, 2019
Notice of opposition
Dec 12, 2019
(Electronic) Receipt
Dec 12, 2019
(Electronic) Receipt
Dec 12, 2019
Citation in opposition procedure - 001
Dec 12, 2019
Citation in opposition procedure - 001
Dec 12, 2019
Citation in opposition procedure - 001
Dec 12, 2019
Citation in opposition procedure - 001
Dec 12, 2019
Citation in opposition procedure - 002
Dec 12, 2019
Citation in opposition procedure - 003
Dec 12, 2019
Citation in opposition procedure - 004
Dec 12, 2019
Citation in opposition procedure - 004
Dec 12, 2019
Citation in opposition procedure - 005
Dec 12, 2019
Citation in opposition procedure - 006
Dec 12, 2019
Citation in opposition procedure - 007
Dec 12, 2019
Citation in opposition procedure - 007
Dec 12, 2019
Citation in opposition procedure - 007
Dec 12, 2019
International publication (Pamphlet)
Dec 12, 2019
Letter accompanying subsequently filed items
Dec 12, 2019
Notice of opposition
Dec 12, 2019
Notice of opposition
Dec 12, 2019
Notice of opposition
Aug 14, 2019
Submission concerning representation
Mar 25, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 14, 2019
Decision to grant a European patent
Jan 29, 2019
(Electronic) Receipt
Jan 29, 2019
Claims
Jan 29, 2019
Claims
Jan 29, 2019
Filing of the translations of the claims
Dec 11, 2018
Bibliographic data of the European patent application
Dec 11, 2018
Communication about intention to grant a European patent
Dec 11, 2018
Intention to grant (signatures)
Dec 11, 2018
Text intended for grant (clean copy)
Dec 11, 2018
Text intended for grant (version for approval)
Oct 29, 2018
Examination started
Aug 29, 2018
Notification on forthcoming publication of bibliographic data
Jun 22, 2018
Communication to designated inventor
Jun 22, 2018
Communication to designated inventor
Jun 22, 2018
Communication to designated inventor
Jun 22, 2018
Communication to designated inventor
Jun 22, 2018
Communication to designated inventor
Jun 19, 2018
Priority search results copy provided by EPO
Jun 5, 2018
Copy of the international preliminary report on patentability
Apr 27, 2018
(Electronic) Receipt
Apr 27, 2018
Amended claims filed after receipt of (European) search report
Apr 27, 2018
Amended claims with annotations
Apr 27, 2018
Request for entry into the European phase
Apr 3, 2018
Information on entry into European phase
Jun 14, 2017
Priority document (electronically transmitted)
May 26, 2017
Copy of the international search report
May 26, 2017
Published international application - A1
Jan 17, 2017
ISR: cited documents
Jan 16, 2017
Written opinion of the ISA, boxes No. I to VIII
Jan 16, 2017
Written opinion of the ISA, cover sheet
Jan 16, 2017
Written opinion of the ISA, supplemental box
Dec 1, 2016
Notification of receipt of Search copy
Nov 22, 2016
Notification of the international application number and of the international filing date
Nov 18, 2016
Request form for international application (copy for ISA/EP)
Nov 16, 2016
(Electronic) Receipt
Nov 16, 2016
Abstract
Nov 16, 2016
Claims
Nov 16, 2016
Description
Nov 16, 2016
Document concerning fees and payments
Nov 16, 2016
Drawings
Nov 16, 2016
Electronic request for grant of an International application
Nov 16, 2016
Priority document (RO-procedure)

EP3377537

BASELL POLYOLEFINE

Application Number: EP16797866A
Filing Date: Nov 16, 2016
Status: Patent Maintained As Amended; Jan 14, 2022
Publication Date: Feb 16, 2022
External Links: Slate, Register , Google Patents

IP Verse

Polymerization Process With A Partial Shutdown Phase

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3377537