Powdery Water-Soluble Cationic Polymer Composition

Patent No. EP3186199 (titled "Powdery Water-Soluble Cationic Polymer Composition") was filed by Solenis on Aug 26, 2015. The application was issued on Jan 18, 2023.

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
KEMIRA OYJ	Oct 10, 2018	BERGGREN

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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Dec 22, 2022
Decision to maintain the European patent in amended form
Dec 22, 2022
Decision to maintain the European patent in amended form
Dec 16, 2022
Termination of the opposition proceedings with maintenance of patent
Dec 9, 2022
(Electronic) Receipt
Dec 9, 2022
Filing of the translation of the amended claims
Dec 9, 2022
French translation of claims
Dec 9, 2022
German translation of the claims
Sep 23, 2022
Communication of bibliographic data
Sep 23, 2022
Communication to opponent concerning maintenance
Sep 23, 2022
Communication with request to file translations
Sep 16, 2022
Maintenance of the patent with the documents specified in the final decision
Sep 14, 2022
Decision of the Board of Appeal
Sep 14, 2022
F3032 Notification(s) of the decision
Sep 14, 2022
F3032 Notification(s) of the decision
Jul 5, 2022
F3013 Oral Proceedings: Forwarding minutes
Jul 5, 2022
F3013 Oral Proceedings: Forwarding minutes
Jul 5, 2022
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Jun 21, 2022
F3345 Forwarding of submissions to parties
Jun 20, 2022
(Electronic) Receipt
Jun 20, 2022
Letter accompanying subsequently filed items
Jun 20, 2022
Letter dealing with oral proceedings during the appeal procedure
May 31, 2022
F3345 Forwarding of submissions to parties
May 25, 2022
(Electronic) Receipt
May 25, 2022
Letter accompanying subsequently filed items
May 25, 2022
Letter dealing with oral proceedings during the appeal procedure
May 25, 2022
Non-Patent Literature cited during the appeal procedure
May 18, 2022
F3345 Forwarding of submissions to parties
May 12, 2022
(Electronic) Receipt
May 12, 2022
F3345 Forwarding of submissions to parties
May 12, 2022
Letter accompanying subsequently filed items
May 12, 2022
Request for interpreters during oral proceedings
May 11, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 11, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 11, 2022
Oral proceedings: change of venue
May 11, 2022
Oral proceedings: change of venue
May 9, 2022
(Electronic) Receipt
May 9, 2022
Letter accompanying subsequently filed items
May 9, 2022
Letter dealing with oral proceedings during the appeal procedure
Apr 22, 2022
F3345 Forwarding of submissions to parties
Apr 19, 2022
(Electronic) Receipt
Apr 19, 2022
Letter accompanying subsequently filed items
Mar 9, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 9, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 4, 2022
F3011.1 Oral Proceedings: summons
Mar 4, 2022
F3011.1 Oral Proceedings: summons
Mar 1, 2022
F3010 Oral proceedings: order for summons
Mar 25, 2021
Request for change of opponent's representative
Oct 22, 2020
Composition of the board (T)
Sep 23, 2020
F3345 Forwarding of submissions to parties
Sep 18, 2020
(Electronic) Receipt
Sep 18, 2020
Amended claims with annotations
Sep 18, 2020
Claims
Sep 18, 2020
Letter accompanying subsequently filed items
Sep 18, 2020
Reply to appeal
May 18, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
May 4, 2020
(Electronic) Receipt
May 4, 2020
Annexes (other than cited documents) regarding appeal procedure
May 4, 2020
Letter accompanying subsequently filed items
May 4, 2020
Statement of grounds of appeal
Mar 5, 2020
F3204 Communication of the file number to the parties
Mar 5, 2020
F3204 Communication of the file number to the parties
Mar 2, 2020
(Electronic) Receipt
Mar 2, 2020
Letter accompanying subsequently filed items
Mar 2, 2020
Notice of appeal
Jan 22, 2020
Letter relating to the automatic debiting procedure
Jan 9, 2020
Advice of delivery
Jan 8, 2020
Advice of delivery
Jan 2, 2020
Acknowledgement of a document
Jan 2, 2020
Acknowledgement of a document
Jan 2, 2020
Annex to the communication - opposition
Jan 2, 2020
Decision of the Opposition Division and instruction
Jan 2, 2020
Druckexemplar in opposition procedure
Jan 2, 2020
Grounds for the decision (Annex) - opposition
Jan 2, 2020
Interlocutory decision in opposition proceedings
Jan 2, 2020
Internal form - Opposition/addressees
Jan 2, 2020
Internal form - Opposition/addressees
Jan 2, 2020
Means of redress
Jan 2, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 2, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 2, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 2, 2020
Provision of a copy of the minutes - opposition procedure
Jan 2, 2020
Scanned annex to a communication - opposition procedure
Nov 27, 2019
Information about the result of oral proceedings
Oct 4, 2019
Brief communication - Opposition proceedings
Oct 1, 2019
Brief communication - Opposition proceedings
Sep 27, 2019
(Electronic) Receipt
Sep 27, 2019
Letter accompanying subsequently filed items
Sep 27, 2019
Written submission in preparation to/during oral proceedings
Sep 25, 2019
(Electronic) Receipt
Sep 25, 2019
Letter accompanying subsequently filed items
Sep 25, 2019
Written submission in preparation to/during oral proceedings
Sep 6, 2019
Submission concerning representation
Aug 21, 2019
Brief communication - Opposition proceedings
Aug 15, 2019
(Electronic) Receipt
Aug 15, 2019
Request for interpreters during oral proceedings
Jun 7, 2019
Communication of amended entries concerning the representative
May 10, 2019
Submission concerning change of applicant's representative
Mar 25, 2019
Advice of delivery
Mar 14, 2019
Advice of delivery
Mar 11, 2019
Advice of delivery
Mar 7, 2019
Advice of delivery
Mar 6, 2019
Acknowledgement of a document
Mar 6, 2019
Acknowledgement of a document
Mar 6, 2019
Annex to the communication - opposition
Mar 6, 2019
Information concerning oral proceedings
Mar 6, 2019
Summons to attend oral proceedings
Mar 6, 2019
Summons to attend oral proceedings
Feb 8, 2019
Brief communication - Opposition proceedings
Feb 1, 2019
(Electronic) Receipt
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Claims
Feb 1, 2019
Letter accompanying subsequently filed items
Feb 1, 2019
Reply of the patent proprietor to the notice(s) of opposition
Oct 24, 2018
Communication of a notice of opposition and request to file observations
Oct 24, 2018
Notice of further oppositions to opponent(s)
Oct 16, 2018
Communication of a notice of opposition - first information to patent proprietor
Oct 10, 2018
(Electronic) Receipt
Oct 10, 2018
Authorisation
Oct 10, 2018
Citation in opposition procedure
Oct 10, 2018
Citation in opposition procedure
Oct 10, 2018
Notice of opposition
Oct 10, 2018
Notice of opposition
Oct 10, 2018
Patent document cited during the opposition procedure
Oct 10, 2018
Patent document cited during the opposition procedure
Oct 10, 2018
Patent document cited during the opposition procedure
Oct 10, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 14, 2017
Decision to grant a European patent
Dec 4, 2017
(Electronic) Receipt
Dec 4, 2017
Filing of the translations of the claims
Dec 4, 2017
French translation of claims
Dec 4, 2017
German translation of the claims
Aug 14, 2017
Communication of amended entries concerning the representative
Aug 11, 2017
Submission concerning change of applicant's representative
Aug 2, 2017
Bibliographic data of the European patent application
Aug 2, 2017
Communication about intention to grant a European patent
Aug 2, 2017
Intention to grant (signatures)
Aug 2, 2017
Submission concerning change of applicant's representative
Aug 2, 2017
Text intended for grant (clean copy)
Aug 2, 2017
Text intended for grant (version for approval)
Jul 10, 2017
Examination started
Jun 8, 2017
Notification on forthcoming publication of bibliographic data
Apr 3, 2017
Communication to designated inventor
Apr 3, 2017
Communication to designated inventor
Mar 29, 2017
Priority search results copy provided by EPO
Mar 1, 2017
(Electronic) Receipt
Mar 1, 2017
Amended claims filed after receipt of (European) search report
Mar 1, 2017
Amended description filed after receipt of (European) search report
Mar 1, 2017
Amendments received before examination
Mar 1, 2017
Annexes to the international preliminary examination report
Mar 1, 2017
Copy of the international preliminary examination report
Mar 1, 2017
Request for entry into the European phase
Jan 9, 2017
Information on entry into European phase
Nov 22, 2016
Annex to International preliminary examination report
Nov 22, 2016
International preliminary examination report
Nov 22, 2016
International preliminary examination report - free text sheet
Nov 22, 2016
International preliminary examination report - points I-VIII
Nov 22, 2016
Transmittal of International Preliminary Examination Report
Sep 14, 2016
(Electronic) Receipt
Sep 14, 2016
Letter regarding PCTII procedure
Sep 14, 2016
PCT(IPEA): Amended sheet - claims
Sep 14, 2016
Reply to communication PCT/IPEA/408
Jul 26, 2016
Notification of election of EPO
Jul 22, 2016
Written opinion
Jul 22, 2016
Written opinion - free text sheet
Jul 22, 2016
Written opinion - points I-VIII
Jul 8, 2016
Notification of receipt of demand
Jun 29, 2016
(Electronic) Receipt
Jun 29, 2016
PCT demand form
Jun 29, 2016
Payment of fees and costs
Jun 29, 2016
Reply to International Search Opinion
Apr 25, 2016
Submission concerning change of applicant's address
Mar 22, 2016
Priority document (electronically transmitted)
Mar 3, 2016
Copy of the international search report
Mar 3, 2016
Published international application - A1
Nov 26, 2015
ISR: cited documents
Nov 25, 2015
Written opinion of the ISA, boxes No. I to VIII
Nov 25, 2015
Written opinion of the ISA, cover sheet
Nov 25, 2015
Written opinion of the ISA, supplemental box
Oct 8, 2015
Notification of receipt of Search copy
Oct 2, 2015
Request form for international application (copy for ISA/EP)
Sep 1, 2015
Notification of the international application number and of the international filing date
Aug 26, 2015
(Electronic) Receipt
Aug 26, 2015
Abstract
Aug 26, 2015
Claims
Aug 26, 2015
Description
Aug 26, 2015
Document concerning fees and payments
Aug 26, 2015
Drawings
Aug 26, 2015
Electronic request for grant of an International application
Aug 26, 2015
Priority document (RO-procedure)

EP3186199

SOLENIS

Application Number: EP15770812A
Filing Date: Aug 26, 2015
Status: Patent Maintained As Amended; Dec 16, 2022
Publication Date: Jan 18, 2023
External Links: Slate, Register , Google Patents

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Powdery Water-Soluble Cationic Polymer Composition

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Dossier Documents

EP3186199