Liquid Laundry Detergent Compositions

Patent No. EP3458562 (titled "Liquid Laundry Detergent Compositions") was filed by Unilever on May 12, 2017. The application was issued on Jul 3, 2024.

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
HENKEL	Mar 28, 2025	-

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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May 13, 2026
Brief communication - Opposition proceedings
May 7, 2026
(Electronic) Receipt
May 7, 2026
Letter accompanying subsequently filed items
May 7, 2026
Request for interpreters during oral proceedings
Mar 2, 2026
Brief communication - Opposition proceedings
Feb 24, 2026
(Electronic) Receipt
Feb 24, 2026
Letter accompanying subsequently filed items
Feb 24, 2026
Request for interpreters during oral proceedings
Feb 20, 2026
Communication of amended entries concerning the representative
Feb 6, 2026
Letter accompanying subsequently filed items
Feb 6, 2026
Submission concerning change of applicant's representative
Dec 12, 2025
Annex to the communication - opposition
Dec 12, 2025
Information concerning oral proceedings
Dec 12, 2025
Scanned annex to a communication - opposition procedure
Dec 12, 2025
Summons to attend oral proceedings
Dec 12, 2025
Summons to attend oral proceedings
Aug 26, 2025
Communication of the registration of a transfer or change of name and/or address
Aug 21, 2025
Brief communication - Opposition proceedings
Aug 15, 2025
(Electronic) Receipt
Aug 15, 2025
Auxiliary request during Opposition procedure - 01
Aug 15, 2025
Auxiliary request during Opposition procedure - 02
Aug 15, 2025
Citation in opposition procedure - 005
Aug 15, 2025
Consolidated list of cited opposition documents
Aug 15, 2025
Letter accompanying subsequently filed items
Aug 15, 2025
Reply of the patent proprietor to the notice(s) of opposition
Aug 6, 2025
Annexes in respect of a client data request
Aug 6, 2025
Letter accompanying subsequently filed items
Aug 6, 2025
Submission concerning change of applicant's address
Apr 15, 2025
Communication of a notice of opposition and request to file observations
Apr 15, 2025
Notice of further oppositions to opponent(s)
Apr 3, 2025
Communication of a notice of opposition - first information to patent proprietor
Mar 28, 2025
(Electronic) Receipt
Mar 28, 2025
Citation in opposition procedure - 001
Mar 28, 2025
Citation in opposition procedure - 002
Mar 28, 2025
Citation in opposition procedure - 003
Mar 28, 2025
Citation in opposition procedure - 004
Mar 28, 2025
Notice of opposition
Mar 28, 2025
Notice of opposition
Jul 16, 2024
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 6, 2024
Decision to grant a European patent
Jun 4, 2024
Refund of fees
May 27, 2024
(Electronic) Receipt
May 27, 2024
Filing of the translations of the claims
May 27, 2024
French translation of claims
May 27, 2024
German translation of the claims
Feb 27, 2024
Annex to the communication about intention to grant a European patent
Feb 27, 2024
Bibliographic data of the European patent application
Feb 27, 2024
Communication about intention to grant a European patent
Feb 27, 2024
Intention to grant (signatures)
Feb 27, 2024
Text intended for grant (clean copy)
Feb 27, 2024
Text intended for grant (version for approval)
Oct 2, 2023
(Electronic) Receipt
Oct 2, 2023
Amended claims with annotations
Oct 2, 2023
Amended description with annotations
Oct 2, 2023
Claims
Oct 2, 2023
Description
Oct 2, 2023
Letter accompanying subsequently filed items
Oct 2, 2023
Reply to communication from the Examining Division
Jun 14, 2023
Annex to the communication
Jun 14, 2023
Communication from the Examining Division
May 25, 2023
Miscellaneous requests concerning client data
Jan 9, 2023
Document concerning representation
Jan 9, 2023
General authorisation
Jan 9, 2023
Letter accompanying subsequently filed items
Mar 18, 2022
(Electronic) Receipt
Mar 18, 2022
Amended claims with annotations
Mar 18, 2022
Claims
Mar 18, 2022
Letter accompanying subsequently filed items
Mar 18, 2022
Reply to communication from the Examining Division
Jan 24, 2022
Communication concerning corrected entries of the applicant
Nov 16, 2021
Annex to the communication
Nov 16, 2021
Communication from the Examining Division
Aug 27, 2021
Communication of the registration of a transfer or change of name and/or address
Aug 5, 2021
Letter accompanying subsequently filed items
Aug 5, 2021
Letter to the Legal Division
Jun 29, 2021
Communication from the Legal Division
Jun 1, 2021
Annex
Jun 1, 2021
Annex
Jun 1, 2021
Letter accompanying subsequently filed items
Jun 1, 2021
Letter to the Legal Division
May 31, 2021
Annex
May 31, 2021
Cover sheet for fax transmission
May 28, 2021
Annex
May 28, 2021
Cover sheet for fax transmission
May 28, 2021
Letter to the Legal Division
Mar 31, 2021
Communication from the Legal Division
Mar 24, 2021
Annexes in respect of a client data request
Mar 24, 2021
Letter accompanying subsequently filed items
Mar 24, 2021
Submission concerning a transfer of rights (applicant)
Mar 23, 2021
Annexes in respect of a client data request
Mar 23, 2021
Annexes in respect of a client data request
Mar 23, 2021
Annexes in respect of a client data request
Mar 23, 2021
Annexes in respect of a client data request
Mar 23, 2021
Letter accompanying subsequently filed items
Mar 23, 2021
Submission concerning a transfer of rights (applicant)
Mar 16, 2021
Annexes in respect of a client data request
Mar 16, 2021
Letter accompanying subsequently filed items
Mar 16, 2021
Submission concerning a transfer of rights (applicant)
Mar 12, 2021
Communication from the Legal Division
Mar 10, 2021
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Mar 10, 2021
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Mar 5, 2021
Annexes in respect of a client data request
Mar 5, 2021
Annexes in respect of a client data request
Mar 5, 2021
Annexes in respect of a client data request
Mar 5, 2021
Annexes in respect of a client data request
Mar 5, 2021
Letter accompanying subsequently filed items
Mar 5, 2021
Letter accompanying subsequently filed items
Mar 5, 2021
Letter accompanying subsequently filed items
Mar 5, 2021
Letter accompanying subsequently filed items
Mar 5, 2021
Submission concerning a transfer of rights (applicant)
Mar 5, 2021
Submission concerning a transfer of rights (applicant)
Mar 5, 2021
Submission concerning a transfer of rights (applicant)
Mar 5, 2021
Submission concerning a transfer of rights (applicant)
Feb 1, 2021
Annexes in respect of a client data request
Feb 1, 2021
Annexes in respect of a client data request
Feb 1, 2021
Annexes in respect of a client data request
Feb 1, 2021
Annexes in respect of a client data request
Feb 1, 2021
Annexes in respect of a client data request
Feb 1, 2021
Annexes in respect of a client data request
Feb 1, 2021
Annexes in respect of a client data request
Feb 1, 2021
Letter accompanying subsequently filed items
Feb 1, 2021
Submission concerning a transfer of rights (applicant)
Oct 1, 2020
Document concerning representation
Sep 17, 2020
(Electronic) Receipt
Sep 17, 2020
Amended claims with annotations
Sep 17, 2020
Claims
Sep 17, 2020
Letter accompanying subsequently filed items
Sep 17, 2020
Reply to communication from the Examining Division
May 19, 2020
Annex to the communication
May 19, 2020
Communication from the Examining Division
May 13, 2020
Examination started
Jul 4, 2019
(Electronic) Receipt
Jul 4, 2019
Amended claims filed after receipt of (European) search report
Jul 4, 2019
Amended claims with annotations
Jul 4, 2019
Amendments received before examination
Jul 4, 2019
Letter accompanying subsequently filed items
Feb 27, 2019
Notification on forthcoming publication of bibliographic data
Jan 3, 2019
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Dec 21, 2018
Communication to designated inventor
Dec 21, 2018
Communication to designated inventor
Dec 21, 2018
Communication to designated inventor
Dec 21, 2018
Communication to designated inventor
Dec 21, 2018
Communication to designated inventor
Dec 21, 2018
Communication to designated inventor
Dec 18, 2018
Priority search results copy provided by EPO
Dec 6, 2018
Copy of the international preliminary report on patentability
Nov 14, 2018
(Electronic) Receipt
Nov 14, 2018
Request for entry into the European phase
Sep 28, 2018
Information on entry into European phase
Dec 12, 2017
Priority document (electronically transmitted)
Nov 23, 2017
Copy of the international search report
Nov 23, 2017
Published international application - A1
Jul 25, 2017
Written opinion of the ISA, boxes No. I to VIII
Jul 25, 2017
Written opinion of the ISA, cover sheet
Jul 25, 2017
Written opinion of the ISA, supplemental box
May 18, 2017
Notification of the international application number and of the international filing date
May 12, 2017
(Electronic) Receipt
May 12, 2017
Abstract
May 12, 2017
Claims
May 12, 2017
Description
May 12, 2017
Document concerning fees and payments
May 12, 2017
Electronic request for grant of an International application
May 12, 2017
Priority document (RO-procedure)

EP3458562

UNILEVER

Application Number: EP17722072A
Filing Date: May 12, 2017
Status: Granted And Under Opposition; May 31, 2024
Publication Date: Jul 3, 2024
External Links: Slate, Register , Google Patents

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Liquid Laundry Detergent Compositions

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Dossier Documents

EP3458562