Improved Decolorization Of Dyed Keratin Fibers

Patent No. EP3166690 (titled "Improved Decolorization Of Dyed Keratin Fibers") was filed by Henkel on Jun 12, 2015. The application was issued on Sep 8, 2021.

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
L'OREAL	May 29, 2019	LOREAL

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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Aug 12, 2021
Decision to maintain the European patent in amended form
Aug 12, 2021
Decision to maintain the European patent in amended form
Aug 9, 2021
Termination of the opposition proceedings with maintenance of patent
Aug 2, 2021
(Electronic) Receipt
Aug 2, 2021
Clean copy of description pages in the opposition procedure
Aug 2, 2021
English translation of the claims
Aug 2, 2021
Filing of the translation of the amended claims
Aug 2, 2021
French translation of claims
Aug 2, 2021
Letter accompanying subsequently filed items
May 14, 2021
Communication to opponent concerning maintenance
May 14, 2021
Communication with request to file translations
May 7, 2021
Maintenance of the patent with the documents specified in the final decision
Mar 25, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Mar 25, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Mar 19, 2021
Letter accompanying subsequently filed items
Mar 19, 2021
Submission concerning change of applicant's representative
Mar 5, 2021
(Electronic) Receipt
Mar 5, 2021
Letter accompanying subsequently filed items
Mar 5, 2021
Withdrawal of an appeal
Feb 26, 2021
Annexes in respect of a client data request
Feb 26, 2021
Letter accompanying subsequently filed items
Feb 26, 2021
Submission concerning representation
Jan 27, 2021
Composition of the board (T)
Jan 21, 2021
F3204 Communication of the file number to the parties
Jan 21, 2021
F3204 Communication of the file number to the parties
Jan 5, 2021
(Electronic) Receipt
Jan 5, 2021
Letter accompanying subsequently filed items
Jan 5, 2021
Notice of appeal
Dec 2, 2020
Advice of delivery
Dec 2, 2020
Communication about missing advice of delivery
Oct 29, 2020
Advice of delivery
Oct 27, 2020
Acknowledgement of a document
Oct 27, 2020
Acknowledgement of a document
Oct 27, 2020
Annex to the communication - opposition
Oct 27, 2020
Decision of the Opposition Division and instruction
Oct 27, 2020
Druckexemplar in opposition procedure
Oct 27, 2020
Grounds for the decision (Annex) - opposition
Oct 27, 2020
Interlocutory decision in opposition proceedings
Oct 27, 2020
Internal form - Opposition/addressees
Oct 27, 2020
Internal form - Opposition/addressees
Oct 27, 2020
Means of redress
Oct 27, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 27, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 27, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 27, 2020
Provision of a copy of the minutes - opposition procedure
Oct 7, 2020
Information about the result of oral proceedings
Aug 31, 2020
Notification concerning the date of oral proceedings
Aug 31, 2020
Notification concerning the date of oral proceedings
Aug 14, 2020
Brief communication - Opposition proceedings
Aug 13, 2020
Request for interpreters during oral proceedings
Aug 11, 2020
Brief communication - Opposition proceedings
Aug 11, 2020
Request for interpreters during oral proceedings
Aug 7, 2020
Brief communication - Opposition proceedings
Aug 6, 2020
(Electronic) Receipt
Aug 6, 2020
Letter accompanying subsequently filed items
Aug 6, 2020
Oral proceedings: reply to date proposed
Aug 4, 2020
(Electronic) Receipt
Aug 4, 2020
Amended description with annotations
Aug 4, 2020
Citation in opposition procedure - 007
Aug 4, 2020
Consolidated list of cited opposition documents
Aug 4, 2020
Letter accompanying subsequently filed items
Aug 4, 2020
Written submission in preparation to/during oral proceedings
Jul 20, 2020
Notification concerning the date of oral proceedings
Jul 20, 2020
Notification concerning the date of oral proceedings
Feb 17, 2020
Advice of delivery
Feb 5, 2020
Advice of delivery
Feb 4, 2020
Acknowledgement of a document
Feb 4, 2020
Acknowledgement of a document
Feb 4, 2020
Annex to the communication - opposition
Feb 4, 2020
Information concerning oral proceedings
Feb 4, 2020
Summons to attend oral proceedings
Feb 4, 2020
Summons to attend oral proceedings
Nov 14, 2019
Communication of amended entries
Oct 21, 2019
Brief communication - Opposition proceedings
Oct 16, 2019
Main request during Opposition procedure
Oct 16, 2019
Reply of the patent proprietor to the notice(s) of opposition
Oct 15, 2019
Main request during Opposition procedure
Oct 15, 2019
Reply of the patent proprietor to the notice(s) of opposition
Oct 5, 2019
Request for change of opponent's representative
Jun 14, 2019
Communication of a notice of opposition and request to file observations
Jun 14, 2019
Notice of further oppositions to opponent(s)
Jun 11, 2019
Communication of a notice of opposition - first information to patent proprietor
May 29, 2019
(Electronic) Receipt
May 29, 2019
Citation in opposition procedure - 001
May 29, 2019
Citation in opposition procedure - 002
May 29, 2019
Citation in opposition procedure - 003
May 29, 2019
Citation in opposition procedure - 004
May 29, 2019
Citation in opposition procedure - 005
May 29, 2019
Citation in opposition procedure - 006
May 29, 2019
Notice of opposition
May 29, 2019
Notice of opposition
Sep 10, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 2, 2018
Decision to grant a European patent
Jul 12, 2018
(Electronic) Receipt
Jul 12, 2018
English translation of the claims
Jul 12, 2018
Filing of the translations of the claims
Jul 12, 2018
French translation of claims
Mar 28, 2018
Bibliographic data of the European patent application
Mar 28, 2018
Communication about intention to grant a European patent
Mar 28, 2018
Intention to grant (signatures)
Mar 28, 2018
Text intended for grant (clean copy)
Mar 28, 2018
Text intended for grant (version for approval)
Oct 23, 2017
Statement of non-availability of priority search results
Oct 19, 2017
Statement of non-availability of priority search results
Sep 29, 2017
Invitation to file a copy of search results(priority)
Aug 8, 2017
Amended claims filed after receipt of (European) search report
Aug 8, 2017
Amendments received before examination
Aug 8, 2017
Amendments received before examination
Aug 1, 2017
Amended claims filed after receipt of (European) search report
Aug 1, 2017
Amendments received before examination
Aug 1, 2017
Amendments received before examination
Apr 20, 2017
Notification on forthcoming publication of bibliographic data
Feb 16, 2017
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Feb 14, 2017
Communication to designated inventor
Feb 14, 2017
Communication to designated inventor
Jan 23, 2017
Copy of the international preliminary report on patentability
Dec 22, 2016
(Electronic) Receipt
Dec 22, 2016
Request for entry into the European phase
Nov 18, 2016
Information on entry into European phase
Feb 23, 2016
Submission concerning change of applicant's address
Feb 1, 2016
Priority document (electronically transmitted)
Jan 14, 2016
Copy of the international search report
Jan 14, 2016
Copy of the international search report
Jan 14, 2016
Published international application - A1
Oct 20, 2015
ISR: cited documents
Oct 20, 2015
International Search Report - copy in English for the IB
Oct 19, 2015
Written opinion of the ISA, boxes No. I to VIII
Oct 19, 2015
Written opinion of the ISA, cover sheet
Oct 19, 2015
Written opinion of the ISA, supplemental box
Jun 12, 2015
(Electronic) Receipt
Jun 12, 2015
Abstract
Jun 12, 2015
Claims
Jun 12, 2015
Description

EP3166690

HENKEL

Application Number: EP15730107A
Filing Date: Jun 12, 2015
Status: Patent Maintained As Amended; Aug 6, 2021
Publication Date: Sep 8, 2021
External Links: Slate, Register , Google Patents

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Improved Decolorization Of Dyed Keratin Fibers

Patent Summary

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Patent Oppositions

Dossier Documents

EP3166690