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Emulsion Polymer Containing Compounds With Improved Surface After Storage Under Warm And Humid Storage

Patent No. EP2841464 (titled "Emulsion Polymer Containing Compounds With Improved Surface After Storage Under Warm And Humid Storage") was filed by Bayer Materialscience on Mar 20, 2013. The application was issued on Oct 28, 2020.

Patent Summary

Patent Family

Patent Oppositions

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
INEOS STYROLUTION GROUP	Jun 14, 2016	JACOBI

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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Oct 1, 2020
Decision to maintain the European patent in amended form
Oct 1, 2020
Decision to maintain the European patent in amended form
Sep 28, 2020
Termination of the opposition proceedings with maintenance of patent
Sep 2, 2020
(Electronic) Receipt
Sep 2, 2020
Amended claims with annotations
Sep 2, 2020
Clean copy of claims in the opposition procedure
Sep 2, 2020
Clean copy of description pages in the opposition procedure
Sep 2, 2020
English translation of the claims
Sep 2, 2020
Filing of the translation of the amended claims
Sep 2, 2020
French translation of claims
Sep 2, 2020
Letter accompanying subsequently filed items
Jul 1, 2020
Communication of bibliographic data
Jul 1, 2020
Communication to opponent concerning maintenance
Jul 1, 2020
Communication with request to file translations
Jul 1, 2020
Refund of fees
Jul 1, 2020
Refund of fees
Jun 30, 2020
(Electronic) Receipt
Jun 30, 2020
(Electronic) Receipt
Jun 30, 2020
Advice of delivery
Jun 30, 2020
Advice of delivery
Jun 30, 2020
Advice of delivery
Jun 30, 2020
Letter accompanying subsequently filed items
Jun 30, 2020
Letter accompanying subsequently filed items
Jun 29, 2020
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 29, 2020
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Jun 26, 2020
Advice of delivery
Jun 26, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 26, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Jun 25, 2020
Maintenance of the patent with the documents specified in the final decision
Jun 23, 2020
F3014 Oral Proceedings: Order cancelling/postponing
Jun 22, 2020
F3011.1 Oral Proceedings: summons
Jun 22, 2020
F3011.1 Oral Proceedings: summons
Jun 18, 2020
(Electronic) Receipt
Jun 18, 2020
F3345 Forwarding of submissions to parties
Jun 18, 2020
Letter accompanying subsequently filed items
Jun 18, 2020
Letter accompanying subsequently filed items
Jun 18, 2020
Withdrawal of an appeal
Jun 17, 2020
F3010 Oral proceedings: order for summons
Jun 15, 2020
(Electronic) Receipt
Jun 15, 2020
Letter accompanying subsequently filed items
Jun 15, 2020
Withdrawal of an appeal
Sep 3, 2019
F3345 Forwarding of submissions to parties
Aug 29, 2019
(Electronic) Receipt
Aug 29, 2019
Cited document during appeal procedure
Aug 29, 2019
Cited document during appeal procedure
Aug 29, 2019
Letter accompanying subsequently filed items
Aug 29, 2019
Letter relating to Appeal Procedure
May 21, 2019
F3345 Forwarding of submissions to parties
May 16, 2019
(Electronic) Receipt
May 16, 2019
Claims
May 16, 2019
Claims
May 16, 2019
Claims
May 16, 2019
Claims
May 16, 2019
Letter accompanying subsequently filed items
May 16, 2019
Letter relating to Appeal Procedure
Apr 10, 2019
F3345 Forwarding of submissions to parties
Apr 4, 2019
(Electronic) Receipt
Apr 4, 2019
Letter accompanying subsequently filed items
Apr 4, 2019
Reply to appeal
Mar 29, 2019
F3345 Forwarding of submissions to parties
Mar 26, 2019
(Electronic) Receipt
Mar 26, 2019
Letter accompanying subsequently filed items
Mar 26, 2019
Reply to appeal
Feb 22, 2019
Composition of the board (T)
Dec 21, 2018
Request concerning representative opponent
Nov 29, 2018
F3345 Forwarding of submissions to parties
Nov 27, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 27, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 23, 2018
(Electronic) Receipt
Nov 23, 2018
Annexes (other than cited documents) regarding appeal procedure
Nov 23, 2018
Letter accompanying subsequently filed items
Nov 23, 2018
Letter relating to Appeal Procedure
Nov 22, 2018
(Electronic) Receipt
Nov 22, 2018
Cited document during appeal procedure
Nov 22, 2018
Cited document during appeal procedure
Nov 22, 2018
Letter accompanying subsequently filed items
Nov 22, 2018
Statement of grounds of appeal
Nov 12, 2018
(Electronic) Receipt
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Amended claims with annotations
Nov 12, 2018
Letter accompanying subsequently filed items
Nov 12, 2018
Statement of grounds of appeal
Oct 5, 2018
Refund of fees
Sep 21, 2018
(Electronic) Receipt
Sep 21, 2018
F3204 Communication of the file number to the parties
Sep 21, 2018
F3204 Communication of the file number to the parties
Sep 21, 2018
Letter accompanying subsequently filed items
Sep 19, 2018
Refund of fees
Sep 17, 2018
(Electronic) Receipt
Sep 17, 2018
Letter accompanying subsequently filed items
Sep 17, 2018
Notice of appeal
Sep 12, 2018
F3204 Communication of the file number to the parties
Sep 12, 2018
F3204 Communication of the file number to the parties
Sep 6, 2018
(Electronic) Receipt
Sep 6, 2018
Letter accompanying subsequently filed items
Sep 6, 2018
Notice of appeal
Sep 6, 2018
Processing of an appeal
Jul 19, 2018
Advice of delivery
Jul 18, 2018
Advice of delivery
Jul 17, 2018
(Electronic) Receipt
Jul 17, 2018
Advice of delivery
Jul 17, 2018
Letter accompanying subsequently filed items
Jul 16, 2018
Advice of delivery
Jul 12, 2018
Acknowledgement of a document
Jul 12, 2018
Acknowledgement of a document
Jul 12, 2018
Annex to the communication - opposition
Jul 12, 2018
Decision of the Opposition Division and instruction
Jul 12, 2018
Grounds for the decision (Annex) - opposition
Jul 12, 2018
Interlocutory decision in opposition proceedings
Jul 12, 2018
Internal form - Opposition/addressees
Jul 12, 2018
Internal form - Opposition/addressees
Jul 12, 2018
Means of redress
Jul 12, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 12, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 12, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 12, 2018
OPPODREX with handwritten amendments
Jul 12, 2018
Provision of a copy of the minutes - opposition procedure
Jul 12, 2018
Scanned annex to a communication - opposition procedure
Jul 12, 2018
Scanned annex to a communication - opposition procedure
Jul 9, 2018
Brief communication - Opposition proceedings
Jul 4, 2018
(Electronic) Receipt
Jul 4, 2018
Letter accompanying subsequently filed items
Jul 4, 2018
Written submission in preparation to/during oral proceedings
Jun 13, 2018
Information about the result of oral proceedings
Apr 16, 2018
Brief communication - Opposition proceedings
Apr 13, 2018
Brief communication - Opposition proceedings
Apr 10, 2018
(Electronic) Receipt
Apr 10, 2018
Amended claims with annotations
Apr 10, 2018
Amended claims with annotations
Apr 10, 2018
Amended claims with annotations
Apr 10, 2018
Amended claims with annotations
Apr 10, 2018
Amended claims with annotations
Apr 10, 2018
Amended claims with annotations
Apr 10, 2018
Amended claims with annotations
Apr 10, 2018
Amended claims with annotations
Apr 10, 2018
Any annexes (other than citation) to an opposition letter
Apr 10, 2018
Claims
Apr 10, 2018
Claims
Apr 10, 2018
Claims
Apr 10, 2018
Claims
Apr 10, 2018
Claims
Apr 10, 2018
Claims
Apr 10, 2018
Claims
Apr 10, 2018
Claims
Apr 10, 2018
Letter accompanying subsequently filed items
Apr 10, 2018
Written submission in preparation to/during oral proceedings
Apr 10, 2018
Written submission in preparation to/during oral proceedings
Aug 4, 2017
Brief communication - Opposition proceedings
Jul 28, 2017
Written submission in preparation to/during oral proceedings
Jul 28, 2017
Written submission in preparation to/during oral proceedings
May 15, 2017
(Electronic) Receipt
May 15, 2017
Advice of delivery
May 15, 2017
Letter accompanying subsequently filed items
May 8, 2017
Advice of delivery
May 5, 2017
Advice of delivery
May 4, 2017
Acknowledgement of a document
May 4, 2017
Acknowledgement of a document
May 4, 2017
Annex to the communication - opposition
May 4, 2017
Information concerning oral proceedings
May 4, 2017
Preparation for oral proceedings
May 4, 2017
Summons to attend oral proceedings
May 4, 2017
Summons to attend oral proceedings
Dec 6, 2016
Brief communication - Opposition proceedings
Nov 29, 2016
(Electronic) Receipt
Nov 29, 2016
Any annexes (other than citation) to an opposition letter
Nov 29, 2016
Letter accompanying subsequently filed items
Nov 29, 2016
Reply of the patent proprietor to the notice(s) of opposition
Oct 10, 2016
Submission concerning representation
Jul 22, 2016
Communication of a notice of opposition and request to file observations
Jul 22, 2016
Notice of further oppositions to opponent(s)
Jun 22, 2016
Communication of a notice of opposition - first information to patent proprietor
Jun 14, 2016
Non-patent literature cited during the opposition procedure
Jun 14, 2016
Non-patent literature cited during the opposition procedure
Jun 14, 2016
Non-patent literature cited during the opposition procedure
Jun 14, 2016
Non-scannable object
Jun 14, 2016
Non-scannable object
Jun 14, 2016
Non-scannable object
Jun 14, 2016
Non-scannable object
Jun 14, 2016
Notice of opposition
Jun 14, 2016
Patent document cited during the opposition procedure
Jun 14, 2016
Patent document cited during the opposition procedure
Jun 14, 2016
Patent document cited during the opposition procedure
Jun 14, 2016
Patent document cited during the opposition procedure
Jun 14, 2016
Patent document cited during the opposition procedure
Jun 14, 2016
Payment of fees and costs
Sep 25, 2015
Communication of amended entries concerning the representative
Sep 25, 2015
Communication of the registration of a transfer or change of name and/or address
Sep 17, 2015
Letter relating to the automatic debiting procedure
Sep 17, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 11, 2015
Submission concerning change of applicant's name
Sep 1, 2015
Confirmation of revocation of automatic debit order
Aug 20, 2015
Decision to grant a European patent
Aug 17, 2015
Letter relating to the automatic debiting procedure
Aug 3, 2015
(Electronic) Receipt
Aug 3, 2015
English translation of the claims
Aug 3, 2015
Filing of the translations of the claims
Aug 3, 2015
French translation of claims
Aug 3, 2015
Letter accompanying subsequently filed items
Jun 11, 2015
CDS Clean up - amended data concerning the representative of the applicant (Association)
Apr 28, 2015
Bibliographic data of the European patent application
Apr 28, 2015
Communication about intention to grant a European patent
Apr 28, 2015
Intention to grant (signatures)
Apr 28, 2015
Text intended for grant
Mar 26, 2015
Examination started
Feb 4, 2015
Notification on forthcoming publication of bibliographic data
Jan 16, 2015
(Electronic) Receipt
Jan 16, 2015
Letter accompanying subsequently filed items
Jan 16, 2015
Reply to Written Opinion prepared by the EPO
Dec 4, 2014
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Dec 2, 2014
Communication to designated inventor
Dec 2, 2014
Communication to designated inventor
Dec 2, 2014
Communication to designated inventor
Nov 27, 2014
Priority search results copy provided by EPO
Nov 12, 2014
Copy of the international preliminary report on patentability
Oct 10, 2014
(Electronic) Receipt
Oct 10, 2014
General authorisation
Oct 10, 2014
Request for entry into the European phase
Sep 5, 2014
Information on entry into European phase
Nov 26, 2013
Priority document (electronically transmitted)
Oct 31, 2013
Copy of the international search report
Oct 31, 2013
Copy of the international search report
Oct 31, 2013
Published international application - A1
Jul 10, 2013
Written opinion of the ISA, boxes No. I to VIII
Jul 10, 2013
Written opinion of the ISA, cover sheet
Jul 10, 2013
Written opinion of the ISA, supplemental box
Mar 20, 2013
(Electronic) Receipt
Mar 20, 2013
Abstract
Mar 20, 2013
Claims
Mar 20, 2013
Description
Mar 20, 2013
Priority document (RO-procedure)

EP2841464

BAYER MATERIALSCIENCE

Application Number: EP13713391A
Filing Date: Mar 20, 2013
Status: Patent Maintained As Amended; Sep 25, 2020
Publication Date: Oct 28, 2020
External Links: Slate, Register , Google Patents