Photosensitiser Dispersion And Use Of The Same

Patent No. EP3225112 (titled "Photosensitiser Dispersion And Use Of The Same") was filed by Trioptotec on Apr 1, 2016. The application was issued on Mar 26, 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
HENKEL	May 17, 2022	-

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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Feb 27, 2025
Decision to maintain the European patent in amended form
Feb 27, 2025
Decision to maintain the European patent in amended form
May 6, 2024
(Electronic) Receipt
May 6, 2024
Amended claims with annotations
May 6, 2024
Amended claims with annotations
May 6, 2024
English translation of the claims
May 6, 2024
Filing of the translation of the amended claims
May 6, 2024
French translation of claims
May 6, 2024
Letter accompanying subsequently filed items
Feb 15, 2024
Communication to opponent concerning maintenance
Feb 15, 2024
Communication with request to file translations
Feb 13, 2024
Communication of bibliographic data
Feb 5, 2024
Maintenance of the patent with the documents specified in the final decision
Feb 5, 2024
Maintenance of the patent with the documents specified in the final decision
Dec 5, 2023
Advice of delivery
Dec 1, 2023
Communication about missing advice of delivery
Oct 26, 2023
Advice of delivery
Oct 25, 2023
Annex to the communication - opposition
Oct 25, 2023
Druckexemplar in opposition procedure
Oct 25, 2023
Grounds for the decision (Annex) - opposition
Oct 25, 2023
Interlocutory decision in opposition proceedings
Oct 25, 2023
Interlocutory decision in opposition proceedings
Oct 25, 2023
Means of redress
Oct 25, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 25, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 25, 2023
Provision of a copy of the minutes - opposition procedure
Oct 25, 2023
Provision of a copy of the minutes - opposition procedure
Oct 25, 2023
Scanned annex to a communication - opposition procedure
Oct 25, 2023
Scanned annex to a communication - opposition procedure
Oct 25, 2023
Transmittal of decision / summons - opposition
Oct 25, 2023
Transmittal of decision / summons - opposition
Oct 23, 2023
Decision of the Opposition Division and instruction
Sep 28, 2023
Information about the result of oral proceedings
Sep 27, 2023
Brief communication - Opposition proceedings
Sep 27, 2023
Notification concerning the date of oral proceedings
Sep 27, 2023
Notification concerning the date of oral proceedings
Sep 22, 2023
(Electronic) Receipt
Sep 22, 2023
Letter accompanying subsequently filed items
Sep 22, 2023
Written submission in preparation to/during oral proceedings
Sep 21, 2023
Brief communication - Opposition proceedings
Sep 14, 2023
(Electronic) Receipt
Sep 14, 2023
Letter accompanying subsequently filed items
Sep 14, 2023
Request for interpreters during oral proceedings
Aug 3, 2023
Brief communication - Opposition proceedings
Jul 28, 2023
(Electronic) Receipt
Jul 28, 2023
Auxiliary request during Opposition procedure
Jul 28, 2023
Auxiliary request during Opposition procedure
Jul 28, 2023
Auxiliary request during Opposition procedure
Jul 28, 2023
Auxiliary request during Opposition procedure
Jul 28, 2023
Auxiliary request during Opposition procedure
Jul 28, 2023
Auxiliary request during Opposition procedure
Jul 28, 2023
Auxiliary request during Opposition procedure - 01
Jul 28, 2023
Auxiliary request during Opposition procedure - 02
Jul 28, 2023
Auxiliary request during Opposition procedure - 03
Jul 28, 2023
Auxiliary request during Opposition procedure - 04
Jul 28, 2023
Auxiliary request during Opposition procedure - 05
Jul 28, 2023
Auxiliary request during Opposition procedure - 06
Jul 28, 2023
Brief communication - Opposition proceedings
Jul 28, 2023
Citation in opposition procedure - 016
Jul 28, 2023
Consolidated list of cited opposition documents
Jul 28, 2023
Letter accompanying subsequently filed items
Jul 28, 2023
Main request during Opposition procedure
Jul 28, 2023
Main request during Opposition procedure
Jul 28, 2023
Written submission in preparation to/during oral proceedings
Jul 24, 2023
(Electronic) Receipt
Jul 24, 2023
Letter accompanying subsequently filed items
Jul 24, 2023
Request for interpreters during oral proceedings
Jun 9, 2023
Brief communication - Opposition proceedings
Jun 2, 2023
(Electronic) Receipt
Jun 2, 2023
Letter accompanying subsequently filed items
Jun 2, 2023
Request for interpreters during oral proceedings
Mar 3, 2023
Advice of delivery
Feb 27, 2023
Advice of delivery
Feb 24, 2023
Annex to the communication - opposition
Feb 24, 2023
Information concerning oral proceedings
Feb 24, 2023
Scanned annex to a communication - opposition procedure
Feb 24, 2023
Summons to attend oral proceedings
Feb 24, 2023
Summons to attend oral proceedings
Feb 24, 2023
Transmittal of decision / summons - opposition
Feb 24, 2023
Transmittal of decision / summons - opposition
Oct 27, 2022
Brief communication - Opposition proceedings
Oct 19, 2022
(Electronic) Receipt
Oct 19, 2022
Letter accompanying subsequently filed items
Oct 19, 2022
Reply of the patent proprietor to the notice(s) of opposition
Jun 9, 2022
Communication of a notice of opposition and request to file observations
Jun 9, 2022
Notice of further oppositions to opponent(s)
May 27, 2022
Communication of a notice of opposition - first information to patent proprietor
May 17, 2022
(Electronic) Receipt
May 17, 2022
Citation in opposition procedure - 001
May 17, 2022
Citation in opposition procedure - 002
May 17, 2022
Citation in opposition procedure - 003
May 17, 2022
Citation in opposition procedure - 004
May 17, 2022
Citation in opposition procedure - 005
May 17, 2022
Citation in opposition procedure - 006
May 17, 2022
Citation in opposition procedure - 007
May 17, 2022
Citation in opposition procedure - 008
May 17, 2022
Citation in opposition procedure - 009
May 17, 2022
Citation in opposition procedure - 010
May 17, 2022
Citation in opposition procedure - 011
May 17, 2022
Citation in opposition procedure - 012
May 17, 2022
Citation in opposition procedure - 013
May 17, 2022
Citation in opposition procedure - 014
May 17, 2022
Citation in opposition procedure - 015
May 17, 2022
Notice of opposition
May 17, 2022
Notice of opposition
Aug 31, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 22, 2021
Decision to grant a European patent
May 27, 2021
Change to the inventor details
May 20, 2021
(Electronic) Receipt
May 20, 2021
English translation of the claims
May 20, 2021
Filing of the translations of the claims
May 20, 2021
French translation of claims
May 20, 2021
Letter accompanying subsequently filed items
Feb 9, 2021
Bibliographic data of the European patent application
Feb 9, 2021
Communication about intention to grant a European patent
Feb 9, 2021
Intention to grant (signatures)
Feb 9, 2021
Text intended for grant (clean copy)
Feb 9, 2021
Text intended for grant (version for approval)
Oct 22, 2020
(Electronic) Receipt
Oct 22, 2020
Amended claims with annotations
Oct 22, 2020
Amended description with annotations
Oct 22, 2020
Claims
Oct 22, 2020
Description
Oct 22, 2020
Letter accompanying subsequently filed items
Oct 22, 2020
Reply to communication from the Examining Division
May 11, 2020
Grant of extension of time limit (examination procedure)
May 4, 2020
(Electronic) Receipt
May 4, 2020
Letter accompanying subsequently filed items
May 4, 2020
Request for extension of time limit to communication from the Examining Division
Apr 22, 2020
Annex to the communication
Apr 22, 2020
Communication from the Examining Division
Jan 29, 2020
(Electronic) Receipt
Jan 29, 2020
Amended description with annotations
Jan 29, 2020
Description
Jan 29, 2020
Letter accompanying subsequently filed items
Jan 29, 2020
Reply to communication from the Examining Division
Sep 25, 2019
Annex to the communication
Sep 25, 2019
Communication from the Examining Division
Sep 24, 2019
Decision to allow further processing
Jun 19, 2019
(Electronic) Receipt
Jun 19, 2019
Amended claims with annotations
Jun 19, 2019
Claims
Jun 19, 2019
Letter accompanying subsequently filed items
Jun 19, 2019
Request for further processing
Apr 12, 2019
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Feb 1, 2019
Communication of the registration of a transfer or change of name and/or address
Dec 21, 2018
(Electronic) Receipt
Dec 21, 2018
Annexes in respect of a client data request
Dec 21, 2018
Letter accompanying subsequently filed items
Dec 21, 2018
Submission concerning a transfer of rights (applicant)
Dec 18, 2018
Grant of extension of time limit (examination procedure)
Dec 12, 2018
(Electronic) Receipt
Dec 12, 2018
Annex
Dec 12, 2018
Letter accompanying subsequently filed items
Dec 12, 2018
Request for extension of time limit to communication from the Examining Division
Oct 31, 2018
Grant of extension of time limit (examination procedure)
Oct 26, 2018
(Electronic) Receipt
Oct 26, 2018
Letter accompanying subsequently filed items
Oct 26, 2018
Request for extension of time limit to communication from the Examining Division
Jul 6, 2018
Annex to the communication
Jul 6, 2018
Communication from the Examining Division
Jul 2, 2018
Examination started
Apr 4, 2018
(Electronic) Receipt
Apr 4, 2018
Amended claims filed after receipt of (European) search report
Apr 4, 2018
Amended claims with annotations
Apr 4, 2018
Amendments received before examination
Apr 4, 2018
Letter accompanying subsequently filed items
Oct 9, 2017
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Sep 6, 2017
Notification of forthcoming publication
Jul 25, 2016
Communication regarding the transmission of the European search report
Jul 25, 2016
European search opinion
Jul 25, 2016
European search report
Jul 25, 2016
Information on Search Strategy
Jul 13, 2016
Search started
Jun 15, 2016
Communication to designated inventor
Jun 15, 2016
Communication to designated inventor
Jun 15, 2016
Communication to designated inventor
Jun 15, 2016
Communication to designated inventor
Jun 15, 2016
Communication to designated inventor
Jun 15, 2016
Communication to designated inventor
Jun 4, 2016
Designation of inventor
Jun 4, 2016
Matter concerning the application
Jun 2, 2016
Deficiency in designation of inventor
Apr 1, 2016
Abstract
Apr 1, 2016
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Apr 1, 2016
Claims
Apr 1, 2016
Description
Apr 1, 2016
Drawings
Apr 1, 2016
Request for grant of a European patent

EP3225112

TRIOPTOTEC

Application Number: EP16163551A
Filing Date: Apr 1, 2016
Status: Patent Maintained As Amended; Feb 21, 2025
Publication Date: Mar 26, 2025
External Links: Slate, Register , Google Patents

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Photosensitiser Dispersion And Use Of The Same

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Dossier Documents

EP3225112