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Water-Resistant Aluminum Pigment, Water-Resistant Aluminum Pigment Dispersion, Aqueous Ink Composition Containing The Aforementioned, And Method For Producing Water-Resistant Aluminum Pigment Dispersion

Patent No. EP2239307 (titled "Water-Resistant Aluminum Pigment, Water-Resistant Aluminum Pigment Dispersion, Aqueous Ink Composition Containing The Aforementioned, And Method For Producing Water-Resistant Aluminum Pigment Dispersion") was filed by Seiko Epson on Apr 7, 2010. The application was issued on Oct 8, 2025.

Patent Summary

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Patent Oppositions

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
ECKART	Feb 16, 2018	STRYCH

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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Sep 11, 2025
Decision to maintain the European patent in amended form
Sep 11, 2025
Decision to maintain the European patent in amended form
Sep 2, 2025
(Electronic) Receipt
Sep 2, 2025
Filing of the translation of the amended claims
Sep 2, 2025
French translation of claims
Sep 2, 2025
German translation of the claims
Sep 2, 2025
Letter accompanying subsequently filed items
Jun 3, 2025
Communication of bibliographic data
Jun 3, 2025
Communication to opponent concerning maintenance
Jun 3, 2025
Communication with request to file translations
May 28, 2025
Maintenance of the patent with the documents specified in the final decision
May 28, 2025
Maintenance of the patent with the documents specified in the final decision
Feb 27, 2025
Brief communication - Opposition proceedings
Feb 27, 2025
Brief communication - Opposition proceedings
Feb 27, 2025
Decision of the Opposition Division and instruction
Feb 27, 2025
Druckexemplar in opposition procedure
Feb 27, 2025
Grounds for the decision (Annex) - opposition
Feb 27, 2025
Interlocutory decision in opposition proceedings
Feb 27, 2025
Interlocutory decision in opposition proceedings
Feb 27, 2025
Means of redress
Jan 23, 2025
Brief communication - Opposition proceedings
Jan 21, 2025
(Electronic) Receipt
Jan 21, 2025
Letter accompanying subsequently filed items
Jan 21, 2025
Reply to an examination report in opposition proceedings
Nov 26, 2024
Brief communication - Opposition proceedings
Nov 26, 2024
Brief communication - Opposition proceedings
Nov 26, 2024
Communication inviting the parties to file observations
Nov 26, 2024
Communication inviting the parties to file observations
Nov 26, 2024
Scanned annex to a communication - opposition procedure
Jul 29, 2024
Brief communication - Opposition proceedings
Jul 24, 2024
(Electronic) Receipt
Jul 24, 2024
Description
Jul 24, 2024
Description
Jul 24, 2024
Description
Jul 24, 2024
Letter accompanying subsequently filed items
Jul 24, 2024
Reply to an examination report in opposition proceedings
Apr 10, 2024
Annex to the communication - opposition
Apr 10, 2024
Brief communication - Opposition proceedings
Apr 10, 2024
Brief communication - Opposition proceedings
Apr 10, 2024
Communication inviting the parties to file observations
Apr 10, 2024
Communication inviting the parties to file observations
Jul 6, 2023
Decision of the Board of Appeal
Jul 6, 2023
F3032 Notification(s) of the decision
Jul 6, 2023
F3032 Notification(s) of the decision
Jul 4, 2023
Letter accompanying subsequently filed items
May 31, 2023
F3013 Oral Proceedings: Forwarding minutes
May 31, 2023
F3013 Oral Proceedings: Forwarding minutes
May 31, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Apr 20, 2023
F3018 Oral proceedings: Confirmation interpreters
Apr 20, 2023
F3018 Oral proceedings: Confirmation interpreters
Apr 20, 2023
F3345 Forwarding of submissions to parties
Apr 20, 2023
F3345 Forwarding of submissions to parties
Apr 17, 2023
(Electronic) Receipt
Apr 17, 2023
(Electronic) Receipt
Apr 17, 2023
Letter accompanying subsequently filed items
Apr 17, 2023
Letter dealing with oral proceedings during the appeal procedure
Apr 17, 2023
Request for interpreters during oral proceedings
Apr 17, 2023
Request for interpreters during oral proceedings
Feb 21, 2023
Communication of amended entries in the Register of European Patents
Feb 21, 2023
F3345 Forwarding of submissions to parties
Feb 21, 2023
F3345 Forwarding of submissions to parties
Feb 16, 2023
(Electronic) Receipt
Feb 16, 2023
Authorisation
Feb 16, 2023
Letter accompanying subsequently filed items
Feb 16, 2023
Request for change of opponent's representative
Mar 10, 2022
F3936 Acknowledgement of receipt Board of Appeal
Mar 8, 2022
F3011.1 Oral Proceedings: summons
Mar 8, 2022
F3011.1 Oral Proceedings: summons
Mar 8, 2022
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Mar 3, 2022
F3010 Oral proceedings: order for summons
Jul 14, 2021
Composition of the board (T)
Mar 6, 2020
F3345 Forwarding of submissions to parties
Mar 3, 2020
(Electronic) Receipt
Mar 3, 2020
Amended claims with annotations
Mar 3, 2020
Auxiliary request during appeals procedure - 01
Mar 3, 2020
Auxiliary request during appeals procedure - 02
Mar 3, 2020
Auxiliary request during appeals procedure - 03
Mar 3, 2020
Auxiliary request during appeals procedure - 04
Mar 3, 2020
Letter accompanying subsequently filed items
Mar 3, 2020
Reply to appeal
Nov 22, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 18, 2019
(Electronic) Receipt
Nov 18, 2019
Letter accompanying subsequently filed items
Nov 18, 2019
Statement of grounds of appeal
Sep 19, 2019
F3345 Forwarding of submissions to parties
Sep 16, 2019
(Electronic) Receipt
Sep 16, 2019
Letter accompanying subsequently filed items
Sep 16, 2019
Letter relating to Appeal Procedure
Sep 11, 2019
F3204 Communication of the file number to the parties
Sep 11, 2019
F3204 Communication of the file number to the parties
Sep 6, 2019
(Electronic) Receipt
Sep 6, 2019
Letter accompanying subsequently filed items
Sep 6, 2019
Notice of appeal
Jul 15, 2019
Advice of delivery
Jul 11, 2019
Advice of delivery
Jul 10, 2019
Advice of delivery
Jul 9, 2019
Advice of delivery
Jul 8, 2019
Acknowledgement of a document
Jul 8, 2019
Acknowledgement of a document
Jul 8, 2019
Decision of the Opposition Division and instruction
Jul 8, 2019
Decision rejecting the opposition
Jul 8, 2019
Grounds for the decision (Annex) - opposition
Jul 8, 2019
Internal form - Opposition/addressees
Jul 8, 2019
Means of redress
Jun 24, 2019
Notification concerning the date of oral proceedings
Jun 21, 2019
Notification concerning the date of oral proceedings
Jun 21, 2019
Notification concerning the date of oral proceedings
Jun 18, 2019
Brief communication - Opposition proceedings
Jun 17, 2019
Brief communication - Opposition proceedings
Jun 13, 2019
(Electronic) Receipt
Jun 13, 2019
Brief communication - Opposition proceedings
Jun 13, 2019
Letter accompanying subsequently filed items
Jun 13, 2019
Notification concerning the date of oral proceedings
Jun 13, 2019
Notification concerning the date of oral proceedings
Jun 13, 2019
Notification concerning the date of oral proceedings
Jun 13, 2019
Written submission in preparation to/during oral proceedings
Jun 12, 2019
(Electronic) Receipt
Jun 12, 2019
Brief communication - Opposition proceedings
Jun 12, 2019
Letter accompanying subsequently filed items
Jun 12, 2019
Written submission in preparation to/during oral proceedings
Apr 18, 2019
Brief communication - Opposition proceedings
Apr 15, 2019
(Electronic) Receipt
Apr 15, 2019
Letter accompanying subsequently filed items
Apr 15, 2019
Request for interpreters during oral proceedings
Mar 27, 2019
Brief communication - Opposition proceedings
Mar 21, 2019
(Electronic) Receipt
Mar 21, 2019
Amended claims with annotations
Mar 21, 2019
Amended claims with annotations
Mar 21, 2019
Amended claims with annotations
Mar 21, 2019
Amended claims with annotations
Mar 21, 2019
Claims
Mar 21, 2019
Claims
Mar 21, 2019
Claims
Mar 21, 2019
Claims
Mar 21, 2019
Claims
Mar 21, 2019
Letter accompanying subsequently filed items
Mar 21, 2019
Written submission in preparation to/during oral proceedings
Jan 17, 2019
Annex to the communication
Jan 17, 2019
Notification concerning the date of oral proceedings
Jan 17, 2019
Notification concerning the date of oral proceedings
Jan 4, 2019
Brief communication - Opposition proceedings
Dec 19, 2018
(Electronic) Receipt
Dec 19, 2018
Any annexes (other than citation) to an opposition letter
Dec 19, 2018
Letter accompanying subsequently filed items
Dec 19, 2018
Oral proceedings: Request for postponement
Dec 6, 2018
Advice of delivery
Dec 6, 2018
Advice of delivery
Dec 4, 2018
Advice of delivery
Dec 4, 2018
Advice of delivery
Dec 3, 2018
Acknowledgement of a document
Dec 3, 2018
Acknowledgement of a document
Dec 3, 2018
Annex to the communication - opposition
Dec 3, 2018
Information concerning oral proceedings
Dec 3, 2018
Summons to attend oral proceedings
Dec 3, 2018
Summons to attend oral proceedings
Jul 18, 2018
Brief communication - Opposition proceedings
Jul 11, 2018
(Electronic) Receipt
Jul 11, 2018
Letter accompanying subsequently filed items
Jul 11, 2018
Reply of the patent proprietor to the notice(s) of opposition
Mar 21, 2018
Brief communication - Opposition proceedings
Mar 14, 2018
(Electronic) Receipt
Mar 14, 2018
Letter accompanying subsequently filed items
Mar 14, 2018
Reply of the patent proprietor to the notice(s) of opposition
Mar 7, 2018
Notice of further oppositions to opponent(s)
Mar 5, 2018
Communication of a notice of opposition and request to file observations
Mar 5, 2018
Notice of further oppositions to opponent(s)
Mar 2, 2018
Communication of a notice of opposition - first information to patent proprietor
Feb 16, 2018
(Electronic) Receipt
Feb 16, 2018
Notice of opposition
Feb 16, 2018
Notice of opposition
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Patent document cited during the opposition procedure
Feb 16, 2018
Translation of the evidence during Opposition procedure
Feb 16, 2018
Translation of the evidence during Opposition procedure
Feb 16, 2018
Translation of the evidence during Opposition procedure
May 17, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 21, 2017
Decision to grant a European patent
Mar 3, 2017
Filing of the translations of the claims
Mar 3, 2017
French translation of claims
Mar 3, 2017
German translation of the claims
Mar 3, 2017
Payment of fees and costs
Dec 8, 2016
Bibliographic data of the European patent application
Dec 8, 2016
Communication about intention to grant a European patent
Dec 8, 2016
Intention to grant (signatures)
Dec 8, 2016
Text intended for grant (clean copy)
Dec 8, 2016
Text intended for grant (version for approval)
Apr 18, 2016
Reply to communication from the Examining Division
Dec 23, 2015
Annex to the communication
Dec 23, 2015
Communication from the Examining Division
Sep 26, 2014
Submission concerning representation
Oct 23, 2012
Claims
Oct 23, 2012
Claims
Oct 23, 2012
Description
Oct 23, 2012
Reply to communication from the Examining Division
Jul 4, 2012
Annex to the communication
Jul 4, 2012
Communication from the Examining Division
Apr 13, 2011
Letter concerning the designation and/or extension and/or validation of states
Apr 13, 2011
Reply to Written Opinion prepared by the EPO
Oct 18, 2010
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Sep 15, 2010
Notification of forthcoming publication
Jun 30, 2010
Confirmation of receipt of (electronically) transmitted priority document
Jun 14, 2010
Communication regarding the transmission of the European search report
Jun 14, 2010
European search opinion
Jun 14, 2010
European search report
Jun 9, 2010
Priority document (electronically transmitted)
Jun 9, 2010
Priority document (electronically transmitted)
Jun 9, 2010
Priority document (electronically transmitted)
Jun 9, 2010
Priority document (electronically transmitted)
Apr 7, 2010
Abstract
Apr 7, 2010
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Apr 7, 2010
Claims
Apr 7, 2010
Description
Apr 7, 2010
Designation of inventor
Apr 7, 2010
Designation of inventor
Apr 7, 2010
Designation of inventor
Apr 7, 2010
Designation of inventor
Apr 7, 2010
Designation of inventor
Apr 7, 2010
Designation of inventor
Apr 7, 2010
Designation of inventor
Apr 7, 2010
Drawings
Apr 7, 2010
Request for grant of a European patent

EP2239307

SEIKO EPSON

Application Number: EP10159208A
Filing Date: Apr 7, 2010
Status: Patent Maintained As Amended; Sep 5, 2025
Publication Date: Oct 8, 2025
External Links: Slate, Register , Google Patents