Gas-Phase Polymerization Process Having Multiple Flow Regimes

Patent No. EP2516489 (titled "Gas-Phase Polymerization Process Having Multiple Flow Regimes") was filed by DOW on Dec 16, 2010. The application was issued on Jul 2, 2014.

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
BASELL POLIOLEFINE ITALIA	Apr 2, 2015	LYONDELLBASELL

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 16, 2021
Termination of the opposition proceedings with revocation of patent
Aug 12, 2021
Decision of the Board of Appeal
Aug 12, 2021
F3032 Notification(s) of the decision
Aug 12, 2021
F3032 Notification(s) of the decision
Jun 2, 2021
F3013 Oral Proceedings: Forwarding minutes
Jun 2, 2021
F3013 Oral Proceedings: Forwarding minutes
Jun 2, 2021
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
May 14, 2021
F3022 Oral proceedings: change of board composition
May 14, 2021
F3022 Oral proceedings: change of board composition
May 10, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
May 10, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
May 10, 2021
F3303.16 Change of composition of the Board (T)
May 6, 2021
(Electronic) Receipt
May 6, 2021
Advice of delivery
May 6, 2021
Letter accompanying subsequently filed items
May 5, 2021
(Electronic) Receipt
May 5, 2021
Advice of delivery
May 5, 2021
F3014 Oral Proceedings: Order cancelling/postponing
May 5, 2021
Letter accompanying subsequently filed items
May 4, 2021
(Electronic) Receipt
May 4, 2021
Letter accompanying subsequently filed items
May 4, 2021
Oral proceedings: reply to date proposed
Apr 30, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 30, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 30, 2021
F3345 Forwarding of submissions to parties
Apr 27, 2021
(Electronic) Receipt
Apr 27, 2021
Letter accompanying subsequently filed items
Apr 27, 2021
Letter dealing with oral proceedings during the appeal procedure
Nov 4, 2020
Advice of delivery
Oct 30, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Oct 30, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Oct 28, 2020
F3345 Forwarding of submissions to parties
Oct 27, 2020
(Electronic) Receipt
Oct 27, 2020
Advice of delivery
Oct 27, 2020
Advice of delivery
Oct 27, 2020
F3014 Oral Proceedings: Order cancelling/postponing
Oct 27, 2020
Letter accompanying subsequently filed items
Oct 23, 2020
(Electronic) Receipt
Oct 23, 2020
Letter accompanying subsequently filed items
Oct 23, 2020
Oral proceedings: Request for postponement
Oct 9, 2020
F3345 Forwarding of submissions to parties
Oct 6, 2020
(Electronic) Receipt
Oct 6, 2020
Letter accompanying subsequently filed items
Oct 6, 2020
Letter dealing with oral proceedings during the appeal procedure
Oct 2, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 2, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 2, 2020
F3345 Forwarding of submissions to parties
Sep 29, 2020
(Electronic) Receipt
Sep 29, 2020
Letter accompanying subsequently filed items
Sep 29, 2020
Oral proceedings: reply to date proposed
Apr 6, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 6, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 3, 2020
(Electronic) Receipt
Apr 3, 2020
Advice of delivery
Apr 3, 2020
Letter accompanying subsequently filed items
Apr 2, 2020
F3345 Forwarding of submissions to parties
Apr 2, 2020
F3345 Forwarding of submissions to parties
Apr 1, 2020
(Electronic) Receipt
Apr 1, 2020
Advice of delivery
Apr 1, 2020
F3014 Oral Proceedings: Order cancelling/postponing
Apr 1, 2020
Letter accompanying subsequently filed items
Mar 30, 2020
(Electronic) Receipt
Mar 30, 2020
(Electronic) Receipt
Mar 30, 2020
Annexes (other than cited documents) regarding appeal procedure
Mar 30, 2020
Letter accompanying subsequently filed items
Mar 30, 2020
Letter accompanying subsequently filed items
Mar 30, 2020
Letter dealing with oral proceedings during the appeal procedure
Mar 30, 2020
Oral proceedings: Request for postponement
Mar 26, 2020
F3345 Forwarding of submissions to parties
Mar 26, 2020
F3345 Forwarding of submissions to parties
Mar 23, 2020
(Electronic) Receipt
Mar 23, 2020
Letter accompanying subsequently filed items
Mar 23, 2020
Oral proceedings: Request for postponement
Mar 17, 2020
(Electronic) Receipt
Mar 17, 2020
Letter accompanying subsequently filed items
Mar 17, 2020
Letter dealing with oral proceedings during the appeal procedure
Mar 16, 2020
(Electronic) Receipt
Mar 16, 2020
Letter accompanying subsequently filed items
Mar 16, 2020
Letter dealing with oral proceedings during the appeal procedure
Mar 9, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 9, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 14, 2020
Request for change of opponent's representative
Jan 13, 2020
Request for change of opponent's representative
Jan 13, 2020
Request for change of opponent's representative
Aug 5, 2019
Advice of delivery
Jul 24, 2019
Advice of delivery
Jul 18, 2019
(Electronic) Receipt
Jul 18, 2019
Advice of delivery
Jul 18, 2019
Letter accompanying subsequently filed items
Jul 15, 2019
F3011.1 Oral Proceedings: summons
Jul 15, 2019
F3011.1 Oral Proceedings: summons
Jul 10, 2019
F3010 Oral proceedings: order for summons
May 7, 2019
F3345 Forwarding of submissions to parties
Nov 23, 2018
(Electronic) Receipt
Nov 23, 2018
Letter accompanying subsequently filed items
Nov 23, 2018
Request for a change of address - opponent
Oct 11, 2018
Request for a change of address - opponent
Jul 5, 2018
F3345 Forwarding of submissions to parties
Jun 29, 2018
(Electronic) Receipt
Jun 29, 2018
Letter accompanying subsequently filed items
Jun 29, 2018
Letter relating to Appeal Procedure
Feb 2, 2018
F3345 Forwarding of submissions to parties
Jan 29, 2018
(Electronic) Receipt
Jan 29, 2018
Cited document during appeal procedure
Jan 29, 2018
Letter accompanying subsequently filed items
Jan 29, 2018
Reply to appeal
Jan 25, 2018
F3040 Term extension: Yes/No
Jan 25, 2018
F3345 Forwarding of submissions to parties
Jan 22, 2018
(Electronic) Receipt
Jan 22, 2018
Letter accompanying subsequently filed items
Jan 22, 2018
Request for extension of time limit
Dec 8, 2017
(Electronic) Receipt
Dec 8, 2017
Letter accompanying subsequently filed items
Dec 8, 2017
Letter relating to Appeal Procedure
Sep 19, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Sep 14, 2017
Composition of the board (T)
Sep 11, 2017
(Electronic) Receipt
Sep 11, 2017
Annexes (other than cited documents) regarding appeal procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Auxiliary request during Opposition procedure
Sep 11, 2017
Cited document during appeal procedure
Sep 11, 2017
Cited document during appeal procedure
Sep 11, 2017
Cited document during appeal procedure
Sep 11, 2017
Cited document during appeal procedure
Sep 11, 2017
Cited document during appeal procedure
Sep 11, 2017
Cited document during appeal procedure
Sep 11, 2017
Letter accompanying subsequently filed items
Sep 11, 2017
Statement of grounds of appeal
Jul 7, 2017
F3204 Communication of the file number to the parties
Jul 7, 2017
F3204 Communication of the file number to the parties
Jul 5, 2017
Communication of the registration of a transfer or change of name and/or address
Jul 4, 2017
Processing of an appeal
Jun 29, 2017
(Electronic) Receipt
Jun 29, 2017
Letter accompanying subsequently filed items
Jun 29, 2017
Notice of appeal
Jun 12, 2017
Communication of amended entries concerning the representative
Jun 7, 2017
Submission concerning change of applicant's representative
Jun 6, 2017
Submission concerning change of applicant's representative
May 8, 2017
Advice of delivery
May 8, 2017
Advice of delivery
May 2, 2017
Acknowledgement of a document
May 2, 2017
Acknowledgement of a document
May 2, 2017
Annex to the communication - opposition
May 2, 2017
Decision of the Opposition Division and instruction
May 2, 2017
Decision revoking the European patent
May 2, 2017
Grounds for the decision (Annex) - opposition
May 2, 2017
Internal form - Opposition/addressees
May 2, 2017
Internal form - Opposition/addressees
May 2, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 2, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 2, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 2, 2017
Provision of a copy of the minutes - opposition procedure
May 2, 2017
Scanned annex to a communication - opposition procedure
May 2, 2017
Scanned annex to a communication - opposition procedure
Mar 30, 2017
Brief communication - Opposition proceedings
Mar 30, 2017
Information about the result of oral proceedings
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Auxiliary request during Opposition procedure
Mar 28, 2017
Letter regarding the opposition procedure (no time limit)
Mar 27, 2017
Letter regarding the opposition procedure (no time limit)
Mar 27, 2017
Non-patent literature cited during the opposition procedure
Mar 13, 2017
Brief communication - Opposition proceedings
Mar 7, 2017
Letter regarding the opposition procedure (no time limit)
Feb 3, 2017
Brief communication - Opposition proceedings
Feb 3, 2017
Brief communication - Opposition proceedings
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Auxiliary request during Opposition procedure
Jan 30, 2017
Citation in opposition procedure
Jan 30, 2017
Letter regarding the opposition procedure (no time limit)
Jan 30, 2017
Letter regarding the opposition procedure (no time limit)
Jan 30, 2017
Non-patent literature cited during the opposition procedure
Jan 30, 2017
Patent document cited during the opposition procedure
Jan 30, 2017
Patent document cited during the opposition procedure
Jan 30, 2017
Request for interpreters during oral proceedings
Jun 16, 2016
Advice of delivery
Jun 6, 2016
Advice of delivery
Jun 6, 2016
Advice of delivery
Jun 6, 2016
Non-patent literature cited during the opposition procedure
Jun 2, 2016
Advice of delivery
May 27, 2016
Acknowledgement of a document
May 27, 2016
Acknowledgement of a document
May 27, 2016
Annex to the communication - opposition
May 27, 2016
Preparation for oral proceedings
May 27, 2016
Summons to attend oral proceedings
May 27, 2016
Summons to attend oral proceedings
Nov 26, 2015
Brief communication - Opposition proceedings
Nov 17, 2015
Reply of the patent proprietor to the notice(s) of opposition
Sep 10, 2015
Grant of extension of time limit (opposition procedure)
Sep 4, 2015
Request for extension of time limit
May 8, 2015
Communication of a notice of opposition and request to file observations
May 8, 2015
Notice of further oppositions to opponent(s)
Apr 10, 2015
Communication of a notice of opposition - first information to patent proprietor
Apr 2, 2015
(Electronic) Receipt
Apr 2, 2015
Non-patent literature cited during the opposition procedure
Apr 2, 2015
Notice of opposition
Apr 2, 2015
Notice of opposition
Apr 2, 2015
Patent document cited during the opposition procedure
Apr 2, 2015
Patent document cited during the opposition procedure
Apr 2, 2015
Patent document cited during the opposition procedure
Apr 2, 2015
Patent document cited during the opposition procedure
Apr 2, 2015
Patent document cited during the opposition procedure
Apr 2, 2015
Patent document cited during the opposition procedure
Jul 2, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 5, 2014
Decision to grant a European patent
May 22, 2014
(Electronic) Receipt
May 22, 2014
Filing of the translations of the claims
May 22, 2014
French translation of claims
May 22, 2014
German translation of the claims
May 22, 2014
Letter accompanying subsequently filed items
Mar 24, 2014
Communication of the registration of a transfer or change of name and/or address
Mar 17, 2014
(Electronic) Receipt
Mar 17, 2014
Annexes in respect of a client data request
Mar 17, 2014
Letter accompanying subsequently filed items
Mar 17, 2014
Submission concerning a transfer of rights (applicant)
Mar 7, 2014
Communication of amended entries concerning the representative
Feb 28, 2014
Submission concerning change of applicant's representative
Jan 17, 2014
Bibliographic data of the European patent application
Jan 17, 2014
Communication about intention to grant a European patent
Jan 17, 2014
Intention to grant (signatures)
Jan 17, 2014
Text intended for grant
Dec 5, 2013
Communication of amended entries concerning the representative
Nov 8, 2013
Submission concerning change of applicant's representative
Nov 6, 2013
Submission concerning change of applicant's representative
Oct 4, 2012
Notification on forthcoming publication of bibliographic data
Jul 27, 2012
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jul 10, 2012
Copy of the international preliminary report on patentability
Jun 19, 2012
(Electronic) Receipt
Jun 19, 2012
Amended claims filed after receipt of (European) search report
Jun 19, 2012
Amended claims with annotations
Jun 19, 2012
Request for entry into the European phase
May 21, 2012
Information on entry into European phase
May 7, 2012
CDS Clean up - amended applicant details
Mar 22, 2012
Request for correction
Aug 24, 2011
Notification of the recording of a change
Aug 3, 2011
Priority document (electronically transmitted)
Jul 14, 2011
Copy of the international search report
Jul 14, 2011
Published international application - A1
Mar 15, 2011
Written opinion of the ISA, boxes No. I to VIII
Mar 15, 2011
Written opinion of the ISA, cover sheet
Mar 15, 2011
Written opinion of the ISA, supplemental box
Jan 6, 2011
Abstract
Jan 6, 2011
Claims
Jan 6, 2011
Description

EP2516489

DOW

Application Number: EP10798895A
Filing Date: Dec 16, 2010
Status: Revoked; Aug 20, 2021
Publication Date: Jul 2, 2014
External Links: Slate, Register , Google Patents

IP Verse

Gas-Phase Polymerization Process Having Multiple Flow Regimes

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2516489