Method For Making A Seal Ring

Patent No. EP1818581 (titled "Method For Making A Seal Ring") was filed by Carl Freudenberg on Feb 10, 2006. The application was issued on Aug 13, 2014.

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
KACO	May 16, 2015	KOHL

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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Apr 21, 2017
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 21, 2017
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Apr 18, 2017
Termination of the opposition proceedings with revocation of patent
Jan 16, 2017
Advice of delivery
Jan 13, 2017
Advice of delivery
Jan 11, 2017
Advice of delivery
Jan 9, 2017
Acknowledgement of a document
Jan 9, 2017
Acknowledgement of a document
Jan 9, 2017
Annex to the communication - opposition
Jan 9, 2017
Decision of the Opposition Division and instruction
Jan 9, 2017
Decision revoking the European patent
Jan 9, 2017
Grounds for the decision (Annex) - opposition
Jan 9, 2017
Internal form - Opposition/addressees
Jan 9, 2017
Internal form - Opposition/addressees
Jan 9, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 9, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 9, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 9, 2017
Provision of a copy of the minutes - opposition procedure
Jan 9, 2017
Scanned annex to a communication - opposition procedure
Jan 9, 2017
Scanned annex to a communication - opposition procedure
Nov 28, 2016
Information about the result of oral proceedings
Nov 10, 2016
Brief communication - Opposition proceedings
Nov 4, 2016
Brief communication - Opposition proceedings
Nov 3, 2016
Amended claims with annotations
Nov 3, 2016
Amended claims with annotations
Nov 3, 2016
Amended claims with annotations
Nov 3, 2016
Amended claims with annotations
Nov 3, 2016
Amended claims with annotations
Nov 3, 2016
Claims
Nov 3, 2016
Claims
Nov 3, 2016
Claims
Nov 3, 2016
Claims
Nov 3, 2016
Claims
Nov 3, 2016
Non-scannable object
Nov 3, 2016
Non-scannable object
Nov 3, 2016
Written submission in preparation to/during oral proceedings
Oct 27, 2016
Amended claims with annotations
Oct 27, 2016
Amended claims with annotations
Oct 27, 2016
Amended claims with annotations
Oct 27, 2016
Amended claims with annotations
Oct 27, 2016
Amended claims with annotations
Oct 27, 2016
Claims
Oct 27, 2016
Claims
Oct 27, 2016
Claims
Oct 27, 2016
Claims
Oct 27, 2016
Claims
Oct 27, 2016
Non-patent literature cited during the opposition procedure
Oct 27, 2016
Non-patent literature cited during the opposition procedure
Oct 27, 2016
Written submission in preparation to/during oral proceedings
Aug 3, 2016
Brief communication - Opposition proceedings
Jul 27, 2016
Advice of delivery
Jul 26, 2016
Advice of delivery
Jul 23, 2016
Request for interpreters during oral proceedings
Jul 8, 2016
Advice of delivery
Jul 6, 2016
Advice of delivery
Jun 30, 2016
Acknowledgement of a document
Jun 30, 2016
Acknowledgement of a document
Jun 30, 2016
Annex to the communication - opposition
Jun 30, 2016
Information concerning oral proceedings
Jun 30, 2016
Preparation for oral proceedings
Jun 30, 2016
Summons to attend oral proceedings
Jun 30, 2016
Summons to attend oral proceedings
Nov 4, 2015
Brief communication - Opposition proceedings
Nov 2, 2015
Claims
Nov 2, 2015
Claims
Nov 2, 2015
Claims
Nov 2, 2015
Claims
Nov 2, 2015
Reply of the patent proprietor to the notice(s) of opposition
Oct 30, 2015
Claims
Oct 30, 2015
Claims
Oct 30, 2015
Claims
Oct 30, 2015
Claims
Oct 30, 2015
Reply of the patent proprietor to the notice(s) of opposition
Jun 22, 2015
Communication of a notice of opposition and request to file observations
Jun 22, 2015
Notice of further oppositions to opponent(s)
Jun 3, 2015
Brief communication - Opposition proceedings
May 27, 2015
Communication of a notice of opposition - first information to patent proprietor
May 26, 2015
Authorisation
May 26, 2015
Letter regarding the opposition procedure (no time limit)
May 16, 2015
Non-patent literature cited during the opposition procedure
May 16, 2015
Non-scannable object
May 16, 2015
Non-scannable object
May 16, 2015
Non-scannable object
May 16, 2015
Non-scannable object
May 16, 2015
Notice of opposition
May 16, 2015
Notice of opposition
May 16, 2015
Patent document cited during the opposition procedure
May 16, 2015
Patent document cited during the opposition procedure
May 16, 2015
Patent document cited during the opposition procedure
May 16, 2015
Patent document cited during the opposition procedure
May 16, 2015
Patent document cited during the opposition procedure
May 16, 2015
Patent document cited during the opposition procedure
May 16, 2015
Payment of fees and costs
May 13, 2015
Non-patent literature cited during the opposition procedure
May 13, 2015
Non-patent literature cited during the opposition procedure
May 13, 2015
Non-patent literature cited during the opposition procedure
May 13, 2015
Notice of opposition
May 13, 2015
Notice of opposition
May 13, 2015
Patent document cited during the opposition procedure
May 13, 2015
Patent document cited during the opposition procedure
May 13, 2015
Patent document cited during the opposition procedure
May 13, 2015
Patent document cited during the opposition procedure
May 13, 2015
Patent document cited during the opposition procedure
May 13, 2015
Patent document cited during the opposition procedure
May 13, 2015
Payment of fees and costs
May 13, 2015
Payment of fees and costs
Aug 13, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 17, 2014
Decision to grant a European patent
May 7, 2014
Notice on debiting of fees
Apr 15, 2014
English translation of the claims
Apr 15, 2014
Filing of the translations of the claims
Apr 15, 2014
French translation of claims
Apr 15, 2014
French translation of claims
Apr 15, 2014
Payment of fees and costs
Apr 15, 2014
Payment of fees and costs
Jan 22, 2014
Bibliographic data of the European patent application
Jan 22, 2014
Communication about intention to grant a European patent
Jan 22, 2014
Intention to grant (signatures)
Jan 22, 2014
Text intended for grant
Feb 20, 2013
Reply to communication from the Examining Division
Nov 23, 2012
Annex to a communication
Nov 23, 2012
Annex to the communication
Nov 23, 2012
Communication from the Examining Division
Oct 15, 2011
Description
Oct 15, 2011
Reply to communication from the Examining Division
Oct 5, 2011
Invitation to confirm documents filed by fax
Sep 29, 2011
Amended claims with annotations
Sep 29, 2011
Claims
Sep 29, 2011
Description
Sep 29, 2011
Reply to communication from the Examining Division
Aug 1, 2011
Annex
Aug 1, 2011
Matter concerning the application
Jun 30, 2011
Citation for the examination procedure
Jun 30, 2011
Letter to the Legal Division
May 23, 2011
Annex to the communication
May 23, 2011
Communication from the Examining Division
Aug 20, 2007
Information about publication, reminder payment of designation fee, response to extended European search report, if applicable
Jul 18, 2007
Notification of forthcoming publication
Oct 26, 2006
Amendments received before examination
Jul 18, 2006
Communication regarding the transmission of the European search report
Jul 18, 2006
European search opinion
Jul 18, 2006
European search report
Feb 10, 2006
Abstract
Feb 10, 2006
Claims
Feb 10, 2006
Description
Feb 10, 2006
Designation of inventor
Feb 10, 2006
Drawings
Feb 10, 2006
Request for grant of a European patent

EP1818581

CARL FREUDENBERG

Application Number: EP06002713A
Filing Date: Feb 10, 2006
Status: Revoked; Apr 15, 2019
Publication Date: Aug 13, 2014
External Links: Slate, Register , Google Patents

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Method For Making A Seal Ring

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Dossier Documents

EP1818581