Concentrated Liquid Detergents Containing Polymers

Patent No. EP3472289 (titled "Concentrated Liquid Detergents Containing Polymers") was filed by Henkel on Jun 14, 2017. The application was issued on Mar 1, 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
THE PROCTER & GAMBLE	Nov 29, 2023	P&G PATENT BELGIUM UK

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 16, 2025
Annex to the communication - opposition
Dec 16, 2025
Brief communication - Opposition proceedings
Dec 16, 2025
Brief communication - Opposition proceedings
Dec 16, 2025
Decision of the Opposition Division and instruction
Dec 16, 2025
Decision revoking the European patent
Dec 16, 2025
Decision revoking the European patent
Dec 16, 2025
Grounds for the decision (Annex) - opposition
Dec 16, 2025
Means of redress
Dec 16, 2025
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 16, 2025
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 16, 2025
Provision of a copy of the minutes - opposition procedure
Dec 16, 2025
Provision of a copy of the minutes - opposition procedure
Dec 16, 2025
Scanned annex to a communication - opposition procedure
Dec 16, 2025
Scanned annex to a communication - opposition procedure
Nov 6, 2025
Information about the result of oral proceedings
Sep 10, 2025
Brief communication - Opposition proceedings
Sep 8, 2025
Brief communication - Opposition proceedings
Sep 5, 2025
(Electronic) Receipt
Sep 5, 2025
Citation in opposition procedure - 002
Sep 5, 2025
Consolidated list of cited opposition documents
Sep 5, 2025
Letter accompanying subsequently filed items
Sep 5, 2025
Written submission in preparation to/during oral proceedings
Sep 2, 2025
(Electronic) Receipt
Sep 2, 2025
Letter accompanying subsequently filed items
Sep 2, 2025
Request for interpreters during oral proceedings
Mar 13, 2025
Annex to the communication - opposition
Mar 13, 2025
Information concerning oral proceedings
Mar 13, 2025
Scanned annex to a communication - opposition procedure
Mar 13, 2025
Summons to attend oral proceedings
Mar 13, 2025
Summons to attend oral proceedings
Apr 18, 2024
Brief communication - Opposition proceedings
Apr 12, 2024
(Electronic) Receipt
Apr 12, 2024
Letter accompanying subsequently filed items
Apr 12, 2024
Main request during Opposition procedure
Apr 12, 2024
Main request during Opposition procedure
Apr 12, 2024
Reply of the patent proprietor to the notice(s) of opposition
Dec 13, 2023
Communication of a notice of opposition and request to file observations
Dec 13, 2023
Notice of further oppositions to opponent(s)
Dec 5, 2023
Communication of a notice of opposition - first information to patent proprietor
Nov 29, 2023
(Electronic) Receipt
Nov 29, 2023
Citation in opposition procedure - 001
Nov 29, 2023
Notice of opposition
Nov 29, 2023
Notice of opposition
Mar 15, 2023
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 2, 2023
Decision to grant a European patent
Jan 20, 2023
(Electronic) Receipt
Jan 20, 2023
English translation of the claims
Jan 20, 2023
French translation of claims
Jan 20, 2023
Letter accompanying subsequently filed items
Nov 25, 2022
Annex to the communication about intention to grant a European patent
Nov 25, 2022
Bibliographic data of the European patent application
Nov 25, 2022
Communication about intention to grant a European patent
Nov 25, 2022
Intention to grant (signatures)
Nov 25, 2022
Text intended for grant (clean copy)
Nov 25, 2022
Text intended for grant (version for approval)
Mar 19, 2021
Letter accompanying subsequently filed items
Mar 19, 2021
Submission concerning change of applicant's representative
Oct 22, 2020
(Electronic) Receipt
Oct 22, 2020
Amended description with annotations
Oct 22, 2020
Description
Oct 22, 2020
Letter accompanying subsequently filed items
Oct 22, 2020
Reply to communication from the Examining Division
Jun 23, 2020
Annex to the communication
Jun 23, 2020
Communication from the Examining Division
Jun 17, 2020
Examination started
Sep 17, 2019
(Electronic) Receipt
Sep 17, 2019
Letter accompanying subsequently filed items
Sep 17, 2019
Statement of non-availability of priority search results
Sep 10, 2019
Invitation to file a copy of search results(priority)
Jul 11, 2019
(Electronic) Receipt
Jul 11, 2019
Amended claims filed after receipt of (European) search report
Jul 11, 2019
Amended claims with annotations
Jul 11, 2019
Amendments received before examination
Jul 11, 2019
Letter accompanying subsequently filed items
Mar 27, 2019
Notification on forthcoming publication of bibliographic data
Jan 25, 2019
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jan 21, 2019
Communication to designated inventor
Jan 21, 2019
Communication to designated inventor
Jan 21, 2019
Communication to designated inventor
Jan 21, 2019
Communication to designated inventor
Jan 21, 2019
Communication to designated inventor
Jan 4, 2019
Copy of the international preliminary report on patentability
Dec 6, 2018
(Electronic) Receipt
Dec 6, 2018
Request for entry into the European phase
Oct 26, 2018
Information on entry into European phase
Jan 8, 2018
Priority document (electronically transmitted)
Dec 21, 2017
Copy of the international search report
Dec 21, 2017
Copy of the international search report
Dec 21, 2017
Published international application - A1
Aug 28, 2017
ISR: cited documents
Aug 28, 2017
International Search Report - copy in English for the IB
Aug 24, 2017
Written opinion of the ISA, boxes No. I to VIII
Aug 24, 2017
Written opinion of the ISA, cover sheet
Aug 24, 2017
Written opinion of the ISA, supplemental box
Aug 15, 2017
Incoming letter related to PCT RO
Jul 12, 2017
Incoming letter related to PCT RO
Jul 7, 2017
Incoming fax related to PCT RO
Jul 4, 2017
Notification of receipt of Search copy
Jul 3, 2017
Invitation to correct defects in the international application
Jul 3, 2017
Notification of the international application number and of the international filing date
Jun 29, 2017
Request form for international application (copy for ISA/EP)
Jun 14, 2017
(Electronic) Receipt
Jun 14, 2017
Abstract
Jun 14, 2017
Claims
Jun 14, 2017
Description
Jun 14, 2017
Document concerning fees and payments
Jun 14, 2017
Electronic request for grant of an International application
Jun 14, 2017
Substitute sheet (R26) Request
Jun 14, 2017
Substitute sheet (R26) Request

EP3472289

HENKEL

Application Number: EP17731520A
Filing Date: Jun 14, 2017
Status: Granted And Under Opposition; Jan 27, 2023
Publication Date: Mar 1, 2023
External Links: Slate, Register , Google Patents

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Concentrated Liquid Detergents Containing Polymers

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Dossier Documents

EP3472289