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Corrosion-Resistant Trivalent-Chromium Chemical Conversion Coating And Solution For Trivalent-Chromium Chemical Treatment

Patent No. EP2189551 (titled "Corrosion-Resistant Trivalent-Chromium Chemical Conversion Coating And Solution For Trivalent-Chromium Chemical Treatment") was filed by Dipsol Chemicals on Aug 4, 2008. The application was issued on Jul 5, 2017.

Patent Summary

Patent Family

Patent Oppositions (5)

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
DR HESSE & CIE	Apr 5, 2018	DOMPATENT VON KREISLER SELTING WERNER
DR HESSE & CIE	Apr 5, 2018	DOMPATENT VON PATENT UND RECHTSANWALTEN
DR ING MAX SCHLOTTER	Apr 5, 2018	HOFFMANN EITLE
HILLEBRAND CHEMICALS	Apr 5, 2018	TILMANN
JENKINS	Apr 5, 2018	-

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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Jun 1, 2021
Termination of the opposition proceedings with revocation of patent
May 28, 2021
F3936 Acknowledgement of receipt Board of Appeal
May 27, 2021
Advice of delivery
May 27, 2021
F3936 Acknowledgement of receipt Board of Appeal
May 27, 2021
F3936 Acknowledgement of receipt Board of Appeal
May 27, 2021
Refund of fees
May 25, 2021
F3936 Acknowledgement of receipt Board of Appeal
May 20, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
May 20, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
May 19, 2021
F3936 Acknowledgement of receipt Board of Appeal
May 18, 2021
F3936 Acknowledgement of receipt Board of Appeal
May 17, 2021
(Electronic) Receipt
May 17, 2021
F3014 Oral Proceedings: Order cancelling/postponing
May 17, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
May 17, 2021
Letter accompanying subsequently filed items
May 17, 2021
Withdrawal of an appeal
Feb 23, 2021
F3345 Forwarding of submissions to parties
Feb 22, 2021
F3345 Forwarding of submissions to parties
Feb 18, 2021
(Electronic) Receipt
Feb 18, 2021
Letter accompanying subsequently filed items
Feb 18, 2021
Request for interpreters during oral proceedings
Feb 16, 2021
(Electronic) Receipt
Feb 16, 2021
Letter accompanying subsequently filed items
Feb 16, 2021
Letter dealing with oral proceedings during the appeal procedure
Feb 16, 2021
Non-Patent Literature cited during the appeal procedure
Feb 16, 2021
RO101 Declaration
Dec 14, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 24, 2020
F3936 Acknowledgement of receipt Board of Appeal
Nov 24, 2020
F3936 Acknowledgement of receipt Board of Appeal
Nov 23, 2020
F3936 Acknowledgement of receipt Board of Appeal
Nov 20, 2020
F3936 Acknowledgement of receipt Board of Appeal
Nov 19, 2020
F3936 Acknowledgement of receipt Board of Appeal
Nov 18, 2020
F3017 Oral Proceedings: Notification of cancellation/postponing
Nov 13, 2020
F3014 Oral Proceedings: Order cancelling/postponing
Nov 11, 2020
F3345 Forwarding of submissions to parties
Nov 6, 2020
(Electronic) Receipt
Nov 6, 2020
F3345 Forwarding of submissions to parties
Nov 6, 2020
Letter accompanying subsequently filed items
Nov 6, 2020
Oral proceedings: Request for postponement
Nov 6, 2020
Summons to attend oral proceedings
Nov 3, 2020
F3936 Acknowledgement of receipt Board of Appeal
Oct 29, 2020
(Electronic) Receipt
Oct 29, 2020
F3936 Acknowledgement of receipt Board of Appeal
Oct 29, 2020
Letter accompanying subsequently filed items
Oct 29, 2020
Request for interpreters during oral proceedings
Oct 27, 2020
F3936 Acknowledgement of receipt Board of Appeal
Oct 26, 2020
F3936 Acknowledgement of receipt Board of Appeal
Oct 23, 2020
F3936 Acknowledgement of receipt Board of Appeal
Oct 22, 2020
F3011.1 Oral Proceedings: summons
Oct 19, 2020
F3010 Oral proceedings: order for summons
Jul 31, 2020
F3345 Forwarding of submissions to parties
Jul 27, 2020
(Electronic) Receipt
Jul 27, 2020
Letter accompanying subsequently filed items
Jul 27, 2020
Non-Patent Literature cited during the appeal procedure
Jul 27, 2020
Non-Patent Literature cited during the appeal procedure
Jul 27, 2020
Non-Patent Literature cited during the appeal procedure
Jul 27, 2020
Non-Patent Literature cited during the appeal procedure
Jul 27, 2020
Reply to appeal
Jul 1, 2020
F3303.16 Change of composition of the Board (T)
Jun 2, 2020
F3040 Term extension: Yes/No
Jun 2, 2020
F3345 Forwarding of submissions to parties
Jun 2, 2020
F3345 Forwarding of submissions to parties
Jun 2, 2020
F3345 Forwarding of submissions to parties
May 27, 2020
(Electronic) Receipt
May 27, 2020
Letter accompanying subsequently filed items
May 27, 2020
Reply to appeal
May 26, 2020
(Electronic) Receipt
May 26, 2020
(Electronic) Receipt
May 26, 2020
Letter accompanying subsequently filed items
May 26, 2020
Letter accompanying subsequently filed items
May 26, 2020
Reply to appeal
May 26, 2020
Reply to appeal
May 18, 2020
(Electronic) Receipt
May 18, 2020
Composition of the board (T)
May 18, 2020
Letter accompanying subsequently filed items
May 18, 2020
Request for extension of time limit
Jan 20, 2020
F3345 Forwarding of submissions to parties
Jan 17, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 30, 2019
(Electronic) Receipt
Dec 30, 2019
Annexes (other than cited documents) regarding appeal procedure
Dec 30, 2019
Auxiliary request during appeals procedure - 01
Dec 30, 2019
Auxiliary request during appeals procedure - 02
Dec 30, 2019
Auxiliary request during appeals procedure - 03
Dec 30, 2019
Auxiliary request during appeals procedure - 04
Dec 30, 2019
Auxiliary request during appeals procedure - 05
Dec 30, 2019
Letter accompanying subsequently filed items
Dec 30, 2019
Statement of grounds of appeal
Dec 20, 2019
(Electronic) Receipt
Dec 20, 2019
F3345 Forwarding of submissions to parties
Dec 20, 2019
Letter accompanying subsequently filed items
Dec 20, 2019
Letter relating to Appeal Procedure
Dec 18, 2019
F3204 Communication of the file number to the parties
Dec 17, 2019
Communication confirming withdrawal from representation
Dec 17, 2019
Communication of amended entries concerning the representative
Dec 16, 2019
(Electronic) Receipt
Dec 16, 2019
Letter accompanying subsequently filed items
Dec 16, 2019
Submission concerning change of proprietor's representative
Dec 11, 2019
(Electronic) Receipt
Dec 11, 2019
Letter accompanying subsequently filed items
Dec 11, 2019
Submission concerning change of proprietor's representative
Dec 10, 2019
(Electronic) Receipt
Dec 10, 2019
Letter accompanying subsequently filed items
Dec 10, 2019
Notice of appeal
Oct 17, 2019
Advice of delivery
Oct 16, 2019
(Electronic) Receipt
Oct 16, 2019
Advice of delivery
Oct 16, 2019
Advice of delivery
Oct 16, 2019
Advice of delivery
Oct 16, 2019
Advice of delivery
Oct 16, 2019
Letter accompanying subsequently filed items
Oct 15, 2019
Advice of delivery
Oct 15, 2019
Advice of delivery
Oct 14, 2019
Advice of delivery
Oct 11, 2019
Acknowledgement of a document
Oct 11, 2019
Acknowledgement of a document
Oct 11, 2019
Acknowledgement of a document
Oct 11, 2019
Acknowledgement of a document
Oct 11, 2019
Acknowledgement of a document
Oct 11, 2019
Annex to the communication - opposition
Oct 11, 2019
Decision of the Opposition Division and instruction
Oct 11, 2019
Decision revoking the European patent
Oct 11, 2019
Grounds for the decision (Annex) - opposition
Oct 11, 2019
Internal form - Opposition/addressees
Oct 11, 2019
Internal form - Opposition/addressees
Oct 11, 2019
Means of redress
Oct 11, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 11, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 11, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 11, 2019
Provision of a copy of the minutes - opposition procedure
Oct 11, 2019
Scanned annex to a communication - opposition procedure
Sep 17, 2019
Information about the result of oral proceedings
Aug 26, 2019
Brief communication - Opposition proceedings
Aug 26, 2019
Brief communication - Opposition proceedings
Aug 26, 2019
Brief communication - Opposition proceedings
Aug 26, 2019
Brief communication - Opposition proceedings
Aug 21, 2019
(Electronic) Receipt
Aug 21, 2019
Letter accompanying subsequently filed items
Aug 21, 2019
Written submission in preparation to/during oral proceedings
Jul 23, 2019
Brief communication - Opposition proceedings
Jul 23, 2019
Brief communication - Opposition proceedings
Jul 23, 2019
Brief communication - Opposition proceedings
Jul 23, 2019
Brief communication - Opposition proceedings
Jul 19, 2019
Brief communication - Opposition proceedings
Jul 19, 2019
Brief communication - Opposition proceedings
Jul 19, 2019
Brief communication - Opposition proceedings
Jul 19, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Brief communication - Opposition proceedings
Jul 17, 2019
Request for interpreters during oral proceedings
Jul 15, 2019
(Electronic) Receipt
Jul 15, 2019
Letter accompanying subsequently filed items
Jul 15, 2019
Written submission in preparation to/during oral proceedings
Jul 12, 2019
(Electronic) Receipt
Jul 12, 2019
Any annexes (other than citation) to an opposition letter
Jul 12, 2019
Claims
Jul 12, 2019
Claims
Jul 12, 2019
Consolidated list of cited opposition documents
Jul 12, 2019
Letter accompanying subsequently filed items
Jul 12, 2019
Written submission in preparation to/during oral proceedings
Jul 11, 2019
Citation in opposition procedure
Jul 11, 2019
Non-patent literature cited during the opposition procedure
Jul 11, 2019
Non-patent literature cited during the opposition procedure
Jul 11, 2019
Non-patent literature cited during the opposition procedure
Jul 11, 2019
Written submission in preparation to/during oral proceedings
Jul 1, 2019
Brief communication - Opposition proceedings
Jul 1, 2019
Brief communication - Opposition proceedings
Jul 1, 2019
Brief communication - Opposition proceedings
Jul 1, 2019
Brief communication - Opposition proceedings
Jun 26, 2019
(Electronic) Receipt
Jun 26, 2019
Letter accompanying subsequently filed items
Jun 26, 2019
Written submission in preparation to/during oral proceedings
Mar 1, 2019
Brief communication - Opposition proceedings
Mar 1, 2019
Brief communication - Opposition proceedings
Mar 1, 2019
Brief communication - Opposition proceedings
Mar 1, 2019
Brief communication - Opposition proceedings
Feb 28, 2019
Request for interpreters during oral proceedings
Feb 26, 2019
Request for interpreters during oral proceedings
Feb 14, 2019
Brief communication - Opposition proceedings
Feb 14, 2019
Brief communication - Opposition proceedings
Feb 14, 2019
Brief communication - Opposition proceedings
Feb 14, 2019
Brief communication - Opposition proceedings
Feb 11, 2019
(Electronic) Receipt
Feb 11, 2019
Advice of delivery
Feb 11, 2019
Letter accompanying subsequently filed items
Feb 11, 2019
Request for interpreters during oral proceedings
Feb 8, 2019
(Electronic) Receipt
Feb 8, 2019
(Electronic) Receipt
Feb 8, 2019
Advice of delivery
Feb 8, 2019
Advice of delivery
Feb 8, 2019
Advice of delivery
Feb 8, 2019
Advice of delivery
Feb 8, 2019
Letter accompanying subsequently filed items
Feb 8, 2019
Letter accompanying subsequently filed items
Feb 7, 2019
Advice of delivery
Feb 7, 2019
Advice of delivery
Feb 7, 2019
Advice of delivery
Feb 5, 2019
Advice of delivery
Feb 4, 2019
Annex to the communication - opposition
Feb 4, 2019
Information concerning oral proceedings
Feb 4, 2019
Summons to attend oral proceedings
Feb 4, 2019
Summons to attend oral proceedings
Feb 4, 2019
Summons to attend oral proceedings
Feb 4, 2019
Summons to attend oral proceedings
Feb 4, 2019
Summons to attend oral proceedings
Oct 30, 2018
Brief communication - Opposition proceedings
Oct 30, 2018
Brief communication - Opposition proceedings
Oct 30, 2018
Brief communication - Opposition proceedings
Oct 30, 2018
Brief communication - Opposition proceedings
Oct 25, 2018
(Electronic) Receipt
Oct 25, 2018
Letter accompanying subsequently filed items
Oct 25, 2018
Reply of the patent proprietor to the notice(s) of opposition
Oct 25, 2018
Translation of the evidence during Opposition procedure
Jul 10, 2018
Brief communication - Opposition proceedings
Jul 10, 2018
Brief communication - Opposition proceedings
Jul 10, 2018
Brief communication - Opposition proceedings
Jul 10, 2018
Brief communication - Opposition proceedings
Jul 9, 2018
Communication confirming withdrawal from representation
Jul 9, 2018
Communication of amended entries concerning the representative
Jul 2, 2018
(Electronic) Receipt
Jul 2, 2018
Letter accompanying subsequently filed items
Jul 2, 2018
Submission concerning change of applicant's representative
Jun 1, 2018
Brief communication - Opposition proceedings
Jun 1, 2018
Brief communication - Opposition proceedings
Jun 1, 2018
Brief communication - Opposition proceedings
Jun 1, 2018
Brief communication - Opposition proceedings
Jun 1, 2018
Grant of extension of time limit (opposition procedure)
May 22, 2018
(Electronic) Receipt
May 22, 2018
Letter accompanying subsequently filed items
May 22, 2018
Request for extension of time limit
Apr 18, 2018
Brief communication - Opposition proceedings
Apr 18, 2018
Brief communication - Opposition proceedings
Apr 18, 2018
Brief communication - Opposition proceedings
Apr 18, 2018
Communication of a notice of opposition and request to file observations
Apr 18, 2018
Notice of further oppositions to opponent(s)
Apr 18, 2018
Notice of further oppositions to opponent(s)
Apr 18, 2018
Notice of further oppositions to opponent(s)
Apr 18, 2018
Notice of further oppositions to opponent(s)
Apr 16, 2018
Brief communication - Opposition proceedings
Apr 11, 2018
Communication of a notice of opposition - first information to patent proprietor
Apr 11, 2018
Communication of a notice of opposition - first information to patent proprietor
Apr 11, 2018
Communication of a notice of opposition - first information to patent proprietor
Apr 11, 2018
Communication of a notice of opposition - first information to patent proprietor
Apr 5, 2018
(Electronic) Receipt
Apr 5, 2018
(Electronic) Receipt
Apr 5, 2018
(Electronic) Receipt
Apr 5, 2018
(Electronic) Receipt
Apr 5, 2018
Any annexes (other than citation) to an opposition letter
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Citation in opposition procedure
Apr 5, 2018
Non-patent literature cited during the opposition procedure
Apr 5, 2018
Non-patent literature cited during the opposition procedure
Apr 5, 2018
Non-patent literature cited during the opposition procedure
Apr 5, 2018
Non-patent literature cited during the opposition procedure
Apr 5, 2018
Non-patent literature cited during the opposition procedure
Apr 5, 2018
Non-patent literature cited during the opposition procedure
Apr 5, 2018
Non-patent literature cited during the opposition procedure
Apr 5, 2018
Non-patent literature cited during the opposition procedure
Apr 5, 2018
Non-scannable object
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Notice of opposition
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Patent document cited during the opposition procedure
Apr 5, 2018
Translation of the evidence during Opposition procedure
Apr 5, 2018
Translation of the evidence during Opposition procedure
Jul 31, 2017
Communication of amended entries concerning the representative
Jul 24, 2017
Submission concerning change of applicant's representative
Jul 5, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 9, 2017
Decision to grant a European patent
May 26, 2017
(Electronic) Receipt
May 26, 2017
Filing of the translations of the claims
May 26, 2017
French translation of claims
May 26, 2017
German translation of the claims
May 26, 2017
Letter accompanying subsequently filed items
Jan 19, 2017
Bibliographic data of the European patent application
Jan 19, 2017
Communication about intention to grant a European patent
Jan 19, 2017
Intention to grant (signatures)
Jan 19, 2017
Text intended for grant (clean copy)
Jan 19, 2017
Text intended for grant (version for approval)
Apr 5, 2016
(Electronic) Receipt
Apr 5, 2016
Amended claims with annotations
Apr 5, 2016
Claims
Apr 5, 2016
Letter accompanying subsequently filed items
Apr 5, 2016
Reply to communication from the Examining Division
Feb 18, 2016
Grant of extension of time limit (examination procedure)
Feb 12, 2016
(Electronic) Receipt
Feb 12, 2016
Letter accompanying subsequently filed items
Feb 12, 2016
Request for extension of time limit to communication from the Examining Division
Oct 2, 2015
Annex to the communication
Oct 2, 2015
Communication from the Examining Division
Jan 27, 2014
(Electronic) Receipt
Jan 27, 2014
Amended claims with annotations
Jan 27, 2014
Claims
Jan 27, 2014
Letter accompanying subsequently filed items
Jan 27, 2014
Reply to communication from the Examining Division
Sep 20, 2013
Annex to the communication
Sep 20, 2013
Communication from the Examining Division
Jun 26, 2013
CDS Clean up - amended data concerning the representative for the applicant
Jun 6, 2013
Submission concerning representation
Oct 4, 2011
Amended claims filed after receipt of (European) search report
Oct 4, 2011
Amended claims with annotations
Oct 4, 2011
Amendments received before examination
Sep 29, 2011
Amended claims filed after receipt of (European) search report
Sep 29, 2011
Amended claims with annotations
Sep 29, 2011
Amendments received before examination
Mar 24, 2011
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Mar 7, 2011
Communication regarding the transmission of the European search report
Mar 7, 2011
European search opinion
Mar 7, 2011
Supplementary European search report
Jun 30, 2010
Submission concerning representation
Apr 28, 2010
Notification of forthcoming publication
Mar 17, 2010
Communication regarding possible amendment of claims/payment of claims fees
Mar 10, 2010
Translation of the international preliminary report on patentability
Feb 26, 2010
(Electronic) Receipt
Feb 26, 2010
Abstract
Feb 26, 2010
Annex
Feb 26, 2010
Claims
Feb 26, 2010
Description
Feb 26, 2010
Request for entry into the European phase
Feb 26, 2010
Submission concerning representation
Feb 25, 2010
Copy of the international preliminary report on patentability
Dec 16, 2009
Information on entry into European phase
Mar 3, 2009
Priority document (electronically transmitted)
Mar 3, 2009
Priority document (electronically transmitted)
Feb 12, 2009
Copy of the international search report
Feb 12, 2009
Copy of the translated international search report
Feb 12, 2009
International publication pamphlet

EP2189551

DIPSOL CHEMICALS

Application Number: EP08826984A
Filing Date: Aug 4, 2008
Status: Revoked; Jun 4, 2021
Publication Date: Jul 5, 2017
External Links: Slate, Register , Google Patents