Method For Preparation Of Fine Powdered Cellulose Ethers

Patent No. EP1694710 (titled "Method For Preparation Of Fine Powdered Cellulose Ethers") was filed by Samsung Fine Chemicals on Dec 29, 2003. The application was issued on Apr 6, 2016.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
TYLOSE	Jan 4, 2017	PLATE

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

Nov 5, 2018
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Nov 5, 2018
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 30, 2018
Termination of the opposition proceedings with revocation of patent
Jul 30, 2018
Advice of delivery
Jul 26, 2018
Advice of delivery
Jul 25, 2018
Advice of delivery
Jul 24, 2018
Advice of delivery
Jul 20, 2018
Acknowledgement of a document
Jul 20, 2018
Acknowledgement of a document
Jul 20, 2018
Annex to the communication - opposition
Jul 20, 2018
Decision of the Opposition Division and instruction
Jul 20, 2018
Decision revoking the European patent
Jul 20, 2018
Grounds for the decision (Annex) - opposition
Jul 20, 2018
Internal form - Opposition/addressees
Jul 20, 2018
Internal form - Opposition/addressees
Jul 20, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 20, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 20, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 20, 2018
Provision of a copy of the minutes - opposition procedure
Jul 20, 2018
Scanned annex to a communication - opposition procedure
Jun 15, 2018
Information about the result of oral proceedings
Apr 16, 2018
Brief communication - Opposition proceedings
Apr 16, 2018
Request for interpreters during oral proceedings
Apr 10, 2018
Request for interpreters during oral proceedings
Mar 23, 2018
Brief communication - Opposition proceedings
Mar 19, 2018
(Electronic) Receipt
Mar 19, 2018
Letter accompanying subsequently filed items
Mar 19, 2018
Non-patent literature cited during the opposition procedure
Mar 19, 2018
Non-patent literature cited during the opposition procedure
Mar 19, 2018
Patent document cited during the opposition procedure
Mar 19, 2018
Written submission in preparation to/during oral proceedings
Jan 15, 2018
Notification concerning the date of oral proceedings
Jan 15, 2018
Notification concerning the date of oral proceedings
Dec 12, 2017
Brief communication - Opposition proceedings
Dec 7, 2017
Written submission in preparation to/during oral proceedings
Nov 13, 2017
Advice of delivery
Nov 13, 2017
Advice of delivery
Nov 10, 2017
Advice of delivery
Nov 10, 2017
Advice of delivery
Nov 7, 2017
Acknowledgement of a document
Nov 7, 2017
Acknowledgement of a document
Nov 7, 2017
Annex to the communication - opposition
Nov 7, 2017
Information concerning oral proceedings
Nov 7, 2017
Preparation for oral proceedings
Nov 7, 2017
Summons to attend oral proceedings
Nov 7, 2017
Summons to attend oral proceedings
Jul 6, 2017
Brief communication - Opposition proceedings
Jun 30, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jun 16, 2017
Brief communication - Opposition proceedings
Jun 16, 2017
Rejection of request for extension of time limit
Jun 9, 2017
Request for extension of time limit
Feb 10, 2017
Communication of a notice of opposition and request to file observations
Feb 10, 2017
Notice of further oppositions to opponent(s)
Jan 10, 2017
Communication of a notice of opposition - first information to patent proprietor
Jan 4, 2017
(Electronic) Receipt
Jan 4, 2017
Non-patent literature cited during the opposition procedure
Jan 4, 2017
Notice of opposition
Jan 4, 2017
Notice of opposition
Jan 4, 2017
Patent document cited during the opposition procedure
Jan 4, 2017
Patent document cited during the opposition procedure
Jan 4, 2017
Patent document cited during the opposition procedure
Jan 4, 2017
Patent document cited during the opposition procedure
Jan 4, 2017
Translation of the evidence during Opposition procedure
Jan 4, 2017
Translation of the evidence during Opposition procedure
Apr 15, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 10, 2016
Decision to grant a European patent
Jan 5, 2016
(Electronic) Receipt
Jan 5, 2016
Filing of the translations of the claims
Jan 5, 2016
French translation of claims
Jan 5, 2016
German translation of the claims
Sep 30, 2015
Bibliographic data of the European patent application
Sep 30, 2015
Communication about intention to grant a European patent
Sep 30, 2015
Intention to grant (signatures)
Sep 30, 2015
Text intended for grant
Jan 22, 2014
Request for change of applicant's representative
Jan 2, 2014
Submission concerning representation
Dec 8, 2011
Amended claims with annotations
Dec 8, 2011
Amended description with annotations
Dec 8, 2011
Claims
Dec 8, 2011
Description
Dec 8, 2011
Non-patent literature cited during the examination procedure
Dec 8, 2011
Reply to communication from the Examining Division
Dec 7, 2011
Amended claims with annotations
Dec 7, 2011
Amended description with annotations
Dec 7, 2011
Claims
Dec 7, 2011
Description
Dec 7, 2011
Non-patent literature cited during the examination procedure
Dec 7, 2011
Reply to communication from the Examining Division
Aug 4, 2011
Annex to the communication
Aug 4, 2011
Communication from the Examining Division
Jul 28, 2011
Enquiry as to when a communication from the Examining Division can be expected
Apr 12, 2011
CDS Clean up - amended data concerning the representative for the applicant
Feb 25, 2011
Submission concerning representation
Jan 25, 2011
Response to enquiry for communication from the Examining Division
Jan 10, 2011
General enquiry
Aug 28, 2009
Claims
Aug 28, 2009
Claims
Aug 28, 2009
Reply to communication from the Examining Division
Aug 27, 2009
Claims
Aug 27, 2009
Claims
Aug 27, 2009
Reply to communication from the Examining Division
Jun 22, 2009
Grant of extension of time limit (examination procedure)
Jun 8, 2009
Request for extension of time limit to communication from the Examining Division
Feb 23, 2009
Annex to the communication
Feb 23, 2009
Communication from the Examining Division
Dec 18, 2008
Submission concerning representation
Mar 23, 2007
Communication of amended entries concerning the representative
Feb 1, 2007
Request for change of representative
Dec 2, 2006
Maintenance of the application
Nov 23, 2006
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Nov 6, 2006
Communication regarding the transmission of the European search report
Nov 6, 2006
Supplementary European search report
Nov 6, 2006
Supplementary European search report
Oct 24, 2006
Copy of the international preliminary examination report
Oct 21, 2006
Letter concerning the inventor
Aug 28, 2006
Invitation to indicate correct address of inventor
Aug 24, 2006
Copy of the international search report
Aug 24, 2006
Corrected international publication (Pamphlet)
Aug 8, 2006
Letter which had not been notified
Aug 2, 2006
Notification on forthcoming publication of bibliographic data
Jul 25, 2006
Communication regarding possible amendment of claims/payment of claims fees
Jul 20, 2006
Matter concerning the application
Jun 29, 2006
Letter concerning fees and payments
Jun 28, 2006
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Jun 28, 2006
Authorisation
Jun 28, 2006
Request for entry into the European phase
May 8, 2006
Information on entry into European phase
Apr 11, 2006
Notification of election of EPO
Jul 20, 2005
Priority document (electronically transmitted)
Jun 30, 2005
Copy of the international search report
Jun 30, 2005
Published international application - A1

EP1694710

SAMSUNG FINE CHEMICALS

Application Number: EP03781035A
Filing Date: Dec 29, 2003
Status: Revoked; Nov 2, 2018
Publication Date: Apr 6, 2016
External Links: Slate, Register , Google Patents

IP Verse

Method For Preparation Of Fine Powdered Cellulose Ethers

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP1694710