The patent EP1874878 was granted to Chemetall on Jul 12, 2017. The application was originally filed on Apr 13, 2006 under application number EP06724312A. The patent is currently recorded with a legal status of "Revoked".

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE1546943 |
| INTERNATIONAL-SEARCH-REPORT | GB1264428 |
| INTERNATIONAL-SEARCH-REPORT | US3755119 |
| OPPOSITION | JP2003073856 |
| OPPOSITION | JP2004143295 |
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Date
Description
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Jul 7, 2020
Jul 7, 2020
Jul 2, 2020
Jan 21, 2020
Jan 20, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Means of redress
OPPO
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Jan 9, 2020
Oct 24, 2019
Oct 9, 2019
Oct 9, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Oct 2, 2019
Description
OPPO
Oct 2, 2019
Description
OPPO
Oct 2, 2019
Oct 2, 2019
Oct 1, 2019
Oct 1, 2019
Sep 24, 2019
Sep 24, 2019
Sep 24, 2019
Aug 27, 2019
Aug 23, 2019
Aug 22, 2019
Aug 22, 2019
Aug 22, 2019
Claims
OPPO
Aug 22, 2019
Aug 22, 2019
Aug 20, 2019
Aug 20, 2019
Aug 20, 2019
Aug 20, 2019
Mar 11, 2019
Mar 4, 2019
Mar 4, 2019
Feb 28, 2019
Feb 28, 2019
Feb 28, 2019
Feb 28, 2019
Feb 28, 2019
Feb 28, 2019
Oct 16, 2018
Oct 10, 2018
Oct 10, 2018
Oct 10, 2018
Claims
OPPO
Oct 10, 2018
Oct 10, 2018
Sep 13, 2018
Sep 13, 2018
Sep 6, 2018
Sep 6, 2018
May 2, 2018
May 2, 2018
Apr 25, 2018
Apr 12, 2018
Apr 12, 2018
Apr 12, 2018
Apr 12, 2018
Apr 12, 2018
Apr 12, 2018
Apr 12, 2018
Aug 22, 2017
Aug 1, 2017
Authorisation
Search/Exam
Aug 1, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2017
Jul 11, 2017
Jun 16, 2017
Decision to grant a European patent
Search/Exam
May 30, 2017
Filing of the translations of the claims
Search/Exam
May 30, 2017
French translation of claims
Search/Exam
May 30, 2017
German translation of the claims
Search/Exam
May 29, 2017
Filing of the translations of the claims
Search/Exam
May 29, 2017
French translation of claims
Search/Exam
May 29, 2017
German translation of the claims
Search/Exam
Feb 2, 2017
Feb 2, 2017
Feb 2, 2017
Intention to grant (signatures)
Search/Exam
Feb 2, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 2, 2017
Dec 21, 2016
Description
Search/Exam
Dec 21, 2016
Dec 19, 2016
Description
Search/Exam
Dec 19, 2016
Nov 15, 2016
Oct 31, 2016
Oct 27, 2016
Oct 27, 2016
Jun 21, 2016
Annex to the communication
Search/Exam
Jun 21, 2016
Communication from the Examining Division
Search/Exam
Apr 9, 2015
Decision on interlocutory revision
Search/Exam
Mar 26, 2015
Processing of an appeal
Search/Exam
Mar 17, 2015
Amended claims with annotations
Search/Exam
Mar 17, 2015
Claims
Search/Exam
Mar 17, 2015
Mar 17, 2015
Mar 17, 2015
Statement of grounds
Search/Exam
Mar 13, 2015
Amended claims with annotations
Search/Exam
Mar 13, 2015
Claims
Search/Exam
Mar 13, 2015
Mar 13, 2015
Mar 13, 2015
Statement of grounds
Search/Exam
Jan 8, 2015
Notice of appeal
Search/Exam
Jan 8, 2015
Payment of fees and costs
Search/Exam
Jan 6, 2015
Notice of appeal
Search/Exam
Jan 6, 2015
Payment of fees and costs
Search/Exam
Jan 6, 2015
Payment of fees and costs
Search/Exam
Nov 7, 2014
Advice of delivery
Search/Exam
Nov 6, 2014
Acknowledgement of a document
Search/Exam
Nov 6, 2014
Nov 6, 2014
Nov 6, 2014
Grounds for the decision (Annex)
Search/Exam
Nov 6, 2014
Means of redress
Search/Exam
Mar 7, 2012
Amended claims with annotations
Search/Exam
Mar 7, 2012
Amended description with annotations
Search/Exam
Mar 7, 2012
Claims
Search/Exam
Mar 7, 2012
Description
Search/Exam
Mar 7, 2012
Mar 6, 2012
Claims
Search/Exam
Mar 6, 2012
Description
Search/Exam
Mar 6, 2012
Oct 27, 2011
Annex to the communication
Search/Exam
Oct 27, 2011
Communication from the Examining Division
Search/Exam
Mar 23, 2010
Claims
Search/Exam
Mar 23, 2010
Claims
Search/Exam
Mar 23, 2010
Description
Search/Exam
Mar 23, 2010
Description
Search/Exam
Mar 23, 2010
Mar 22, 2010
Claims
Search/Exam
Mar 22, 2010
Description
Search/Exam
Mar 22, 2010
Description
Search/Exam
Mar 22, 2010
Nov 25, 2009
Annex to the communication
Search/Exam
Nov 25, 2009
Communication from the Examining Division
Search/Exam
Jan 18, 2008
Amendments received before examination
Search/Exam
Jan 15, 2008
Amendments received before examination
Search/Exam
Dec 12, 2007
Nov 28, 2007
Oct 31, 2007
Annex
Search/Exam
Oct 30, 2007
Fax request to enter the European phase
Search/Exam
Oct 30, 2007
Letter accompanying subsequently filed items
Search/Exam
Oct 24, 2007
Oct 24, 2007
Aug 24, 2007
Information on entry into European phase
Search/Exam
Apr 18, 2007
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
Apr 2, 2007
Feb 15, 2007
Claims
PCT2
Feb 15, 2007
Feb 14, 2007
Feb 14, 2007
Jan 9, 2007
Notification of election of EPO
Search/Exam
Nov 15, 2006
Nov 15, 2006
Nov 3, 2006
PCT demand form
PCT2
Nov 2, 2006
Nov 2, 2006
PCT demand form
PCT2
Oct 19, 2006
Copy of the international search report
Search/Exam
Oct 19, 2006
Published international application - A1
Search/Exam
Apr 15, 2006
Abstract
PCTRO
Apr 15, 2006
Annex
PCTRO
Apr 15, 2006
Claims
PCTRO
Apr 15, 2006
Description
PCTRO
Apr 13, 2006
Abstract
PCTRO
Apr 13, 2006
Annex
PCTRO
Apr 13, 2006
Claims
PCTRO
Apr 13, 2006
Description
PCTRO
Apr 13, 2006
General authorisation
Search/Exam