Compositions And Methods For Treating Hair

Patent No. EP3021830 (titled "Compositions And Methods For Treating Hair") was filed by L'Oreal on Jun 27, 2014. The application was issued on Sep 3, 2025.

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
BEIERSDORF	Jan 3, 2019	-

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

Get instant alerts for new documents

Aug 7, 2025
Decision to maintain the European patent in amended form
Aug 7, 2025
Decision to maintain the European patent in amended form
Apr 7, 2025
(Electronic) Receipt
Apr 7, 2025
Filing of the translation of the amended claims
Apr 7, 2025
French translation of claims
Apr 7, 2025
German translation of the claims
Mar 18, 2025
Communication of amended entries
Mar 12, 2025
Annexes in respect of a client data request
Mar 12, 2025
Annexes in respect of a client data request
Mar 12, 2025
Letter accompanying subsequently filed items
Mar 12, 2025
Request for a change of address - opponent
Jan 10, 2025
Communication of bibliographic data
Jan 10, 2025
Communication to opponent concerning maintenance
Jan 10, 2025
Communication with request to file translations
Jan 7, 2025
Maintenance of the patent with the documents specified in the final decision
Sep 30, 2024
Annex to the communication - opposition
Sep 30, 2024
Brief communication - Opposition proceedings
Sep 30, 2024
Brief communication - Opposition proceedings
Sep 30, 2024
Decision of the Opposition Division and instruction
Sep 30, 2024
Grounds for the decision (Annex) - opposition
Sep 30, 2024
Interlocutory decision in opposition proceedings
Sep 30, 2024
Interlocutory decision in opposition proceedings
Sep 30, 2024
Means of redress
Sep 30, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 30, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Sep 30, 2024
Provision of a copy of the minutes - opposition procedure
Sep 30, 2024
Provision of a copy of the minutes - opposition procedure
Sep 30, 2024
Scanned annex to a communication - opposition procedure
Sep 17, 2024
Information about the result of oral proceedings
Jul 26, 2024
Notification concerning the date of oral proceedings
Jul 26, 2024
Notification concerning the date of oral proceedings
Jul 23, 2024
Brief communication - Opposition proceedings
Jul 17, 2024
(Electronic) Receipt
Jul 17, 2024
Auxiliary request during Opposition procedure - 02
Jul 17, 2024
Auxiliary request during Opposition procedure - 03
Jul 17, 2024
Auxiliary request during Opposition procedure - 04
Jul 17, 2024
Auxiliary request during Opposition procedure - 05
Jul 17, 2024
Auxiliary request during Opposition procedure - 06
Jul 17, 2024
Citation in opposition procedure - 025
Jul 17, 2024
Consolidated list of cited opposition documents
Jul 17, 2024
Letter accompanying subsequently filed items
Jul 17, 2024
Written submission in preparation to/during oral proceedings
Jul 8, 2024
Brief communication - Opposition proceedings
Jul 3, 2024
(Electronic) Receipt
Jul 3, 2024
Letter accompanying subsequently filed items
Jul 3, 2024
Written submission in preparation to/during oral proceedings
Dec 7, 2023
Advice of delivery
Dec 7, 2023
Advice of delivery
Nov 29, 2023
Advice of delivery
Nov 27, 2023
Annex to the communication - opposition
Nov 27, 2023
Information concerning oral proceedings
Nov 27, 2023
Scanned annex to a communication - opposition procedure
Nov 27, 2023
Summons to attend oral proceedings
Nov 27, 2023
Summons to attend oral proceedings
Nov 27, 2023
Transmittal of decision / summons - opposition
Nov 27, 2023
Transmittal of decision / summons - opposition
Jun 19, 2023
Advice of delivery
Jun 15, 2023
Decision of the Board of Appeal
Jun 15, 2023
F3032 Notification(s) of the decision
Jun 15, 2023
F3032 Notification(s) of the decision
May 10, 2023
F3013 Oral Proceedings: Forwarding minutes
May 10, 2023
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Apr 5, 2023
F3018 Oral proceedings: Confirmation interpreters
Apr 5, 2023
F3345 Forwarding of submissions to parties
Mar 30, 2023
Request for interpreters during oral proceedings
Mar 16, 2023
F3004 Communication of the Registry
Mar 13, 2023
Communication of the registration of a transfer or change of name and/or address
Mar 6, 2023
Letter accompanying subsequently filed items
Mar 6, 2023
Submission concerning change of applicant's address
Feb 15, 2023
F3345 Forwarding of submissions to parties
Feb 14, 2023
(Electronic) Receipt
Feb 14, 2023
Letter accompanying subsequently filed items
Feb 14, 2023
Request for interpreters during oral proceedings
Dec 1, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 1, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 21, 2022
F3936 Acknowledgement of receipt Board of Appeal
Apr 13, 2022
F3011.1 Oral Proceedings: summons
Apr 13, 2022
F3011.1 Oral Proceedings: summons
Apr 13, 2022
F3936 Acknowledgement of receipt Board of Appeal
Apr 8, 2022
F3010 Oral proceedings: order for summons
Jan 12, 2021
F3345 Forwarding of submissions to parties
Dec 21, 2020
Letter relating to Appeal Procedure
Nov 20, 2020
Composition of the board (T)
Nov 20, 2020
F3303.16 Change of composition of the Board (T)
Oct 9, 2020
F3345 Forwarding of submissions to parties
Oct 6, 2020
Reply to appeal
Jun 25, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jun 22, 2020
(Electronic) Receipt
Jun 22, 2020
Amended claims with annotations
Jun 22, 2020
Amended claims with annotations
Jun 22, 2020
Amended claims with annotations
Jun 22, 2020
Amended claims with annotations
Jun 22, 2020
Citation in appeal procedure - 021
Jun 22, 2020
Citation in appeal procedure - 022
Jun 22, 2020
Citation in appeal procedure - 023
Jun 22, 2020
Citation in appeal procedure - 024
Jun 22, 2020
Citation in opposition procedure - 021
Jun 22, 2020
Citation in opposition procedure - 022
Jun 22, 2020
Citation in opposition procedure - 023
Jun 22, 2020
Citation in opposition procedure - 024
Jun 22, 2020
Letter accompanying subsequently filed items
Jun 22, 2020
Statement of grounds of appeal
Apr 30, 2020
F3204 Communication of the file number to the parties
Apr 9, 2020
(Electronic) Receipt
Apr 9, 2020
Letter accompanying subsequently filed items
Apr 9, 2020
Notice of appeal
Feb 18, 2020
Advice of delivery
Feb 18, 2020
Brief communication - Opposition proceedings
Feb 17, 2020
Advice of delivery
Feb 13, 2020
Advice of delivery
Feb 12, 2020
Acknowledgement of a document
Feb 12, 2020
Acknowledgement of a document
Feb 12, 2020
Advice of delivery
Feb 12, 2020
Claims
Feb 12, 2020
Decision of the Opposition Division and instruction
Feb 12, 2020
Decision revoking the European patent
Feb 12, 2020
Grounds for the decision (Annex) - opposition
Feb 12, 2020
Internal form - Opposition/addressees
Feb 12, 2020
Letter regarding the opposition procedure (no time limit)
Feb 12, 2020
Means of redress
Feb 10, 2020
Advice of delivery
Feb 6, 2020
Notification concerning the date of oral proceedings
Feb 6, 2020
Notification concerning the date of oral proceedings
Jan 24, 2020
Brief communication - Opposition proceedings
Jan 24, 2020
Brief communication in opposition procedure - time limit
Jan 21, 2020
Brief communication in opposition procedure - time limit
Jan 21, 2020
Written submission in preparation to/during oral proceedings
Jan 9, 2020
Brief communication in opposition procedure - time limit
Jan 2, 2020
Brief communication - Opposition proceedings
Dec 18, 2019
(Electronic) Receipt
Dec 18, 2019
Citation in opposition procedure - 014
Dec 18, 2019
Citation in opposition procedure - 015
Dec 18, 2019
Citation in opposition procedure - 016
Dec 18, 2019
Citation in opposition procedure - 017
Dec 18, 2019
Letter accompanying subsequently filed items
Dec 18, 2019
Written submission in preparation to/during oral proceedings
Dec 17, 2019
Brief communication - Opposition proceedings
Dec 12, 2019
Any annexes (other than citation) to an opposition letter
Dec 12, 2019
Any annexes (other than citation) to an opposition letter
Dec 12, 2019
Any annexes (other than citation) to an opposition letter
Dec 12, 2019
Written submission in preparation to/during oral proceedings
Nov 25, 2019
Brief communication - Opposition proceedings
Nov 20, 2019
Request for interpreters during oral proceedings
Jul 16, 2019
Advice of delivery
Jul 16, 2019
Advice of delivery
Jul 15, 2019
Advice of delivery
Jul 11, 2019
Advice of delivery
Jul 10, 2019
Annex to the communication - opposition
Jul 10, 2019
Information concerning oral proceedings
Jul 10, 2019
Summons to attend oral proceedings
Jul 10, 2019
Summons to attend oral proceedings
May 31, 2019
Brief communication - Opposition proceedings
May 27, 2019
(Electronic) Receipt
May 27, 2019
Citation in opposition procedure - 012
May 27, 2019
Citation in opposition procedure - 013
May 27, 2019
Letter accompanying subsequently filed items
May 27, 2019
Main request during Opposition procedure
May 27, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jan 24, 2019
Brief communication - Opposition proceedings
Jan 17, 2019
Citation in opposition procedure - 006
Jan 17, 2019
Citation in opposition procedure - 007
Jan 17, 2019
Citation in opposition procedure - 008
Jan 17, 2019
Communication of a notice of opposition and request to file observations
Jan 17, 2019
Letter regarding the opposition procedure (no time limit)
Jan 17, 2019
Notice of further oppositions to opponent(s)
Jan 11, 2019
Brief communication - Opposition proceedings
Jan 9, 2019
Communication of a notice of opposition - first information to patent proprietor
Jan 9, 2019
Request for documents
Jan 8, 2019
Any annexes (other than citation) to an opposition letter
Jan 8, 2019
Letter regarding the opposition procedure (no time limit)
Jan 3, 2019
(Electronic) Receipt
Jan 3, 2019
Citation in opposition procedure - 001
Jan 3, 2019
Citation in opposition procedure - 002
Jan 3, 2019
Citation in opposition procedure - 003
Jan 3, 2019
Citation in opposition procedure - 004
Jan 3, 2019
Citation in opposition procedure - 005
Jan 3, 2019
Citation in opposition procedure - 009
Jan 3, 2019
Citation in opposition procedure - 010
Jan 3, 2019
Citation in opposition procedure - 011
Jan 3, 2019
Notice of opposition
Jan 3, 2019
Notice of opposition
Apr 16, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 8, 2018
Decision to grant a European patent
Feb 20, 2018
(Electronic) Receipt
Feb 20, 2018
Filing of the translations of the claims
Feb 20, 2018
French translation of claims
Feb 20, 2018
German translation of the claims
Feb 20, 2018
Letter accompanying subsequently filed items
Dec 1, 2017
Bibliographic data of the European patent application
Dec 1, 2017
Communication about intention to grant a European patent
Dec 1, 2017
Intention to grant (signatures)
Dec 1, 2017
Text intended for grant (clean copy)
Dec 1, 2017
Text intended for grant (version for approval)
Aug 16, 2017
(Electronic) Receipt
Aug 16, 2017
Description
Aug 16, 2017
Letter accompanying subsequently filed items
Aug 16, 2017
Reply to communication from the Examining Division
Jun 12, 2017
Annex to the communication
Jun 12, 2017
Communication from the Examining Division
May 11, 2017
(Electronic) Receipt
May 11, 2017
Amended claims filed after receipt of (European) search report
May 11, 2017
Amended claims with annotations
May 11, 2017
Amendments received before examination
May 11, 2017
Letter accompanying subsequently filed items
Dec 19, 2016
Communication for party to proceedings/third party
Nov 2, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 24, 2016
Letter which had not been notified
Oct 14, 2016
Communication regarding the transmission of the European search report
Oct 14, 2016
European search opinion
Oct 14, 2016
Information on Search Strategy
Oct 14, 2016
Supplementary European search report
Jul 27, 2016
(Electronic) Receipt
Jul 27, 2016
Amendments received before examination
Jul 27, 2016
Letter accompanying subsequently filed items
Apr 28, 2016
Notification on forthcoming publication of bibliographic data
Feb 4, 2016
Communication regarding possible amendment of the application/payment of claims fee
Feb 2, 2016
Communication to designated inventor
Feb 2, 2016
Communication to designated inventor
Feb 2, 2016
Communication to designated inventor
Feb 2, 2016
Communication to designated inventor
Jan 14, 2016
(Electronic) Receipt
Jan 14, 2016
Request for entry into the European phase
Jan 12, 2016
Copy of the international preliminary report on patentability
Nov 4, 2015
Information on entry into European phase
Jan 20, 2015
Priority document (electronically transmitted)
Jan 20, 2015
Priority document (electronically transmitted)
Jan 20, 2015
Priority document (electronically transmitted)
Dec 31, 2014
Copy of the international search report
Dec 31, 2014
Published international application - A1

EP3021830

L'OREAL

Application Number: EP14817786A
Filing Date: Jun 27, 2014
Status: Patent Maintained As Amended; Aug 1, 2025
Publication Date: Sep 3, 2025
External Links: Slate, Register , Google Patents

IP Verse

Compositions And Methods For Treating Hair

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP3021830