Cationic Polysaccharide, Its Preparation And Use

Patent No. EP2010573 (titled "Cationic Polysaccharide, Its Preparation And Use") was filed by Basf on Apr 24, 2007. The application was issued on Mar 29, 2017.

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
KEMIRA OYJ	Dec 20, 2017	DANIELS

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 20, 2022
Termination of the opposition proceedings with maintenance of patent
Apr 19, 2022
Advice of delivery
Apr 8, 2022
Refund of fees
Apr 6, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 6, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 6, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 6, 2022
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Apr 4, 2022
Advice of delivery
Apr 1, 2022
(Electronic) Receipt
Apr 1, 2022
F3014 Oral Proceedings: Order cancelling/postponing
Apr 1, 2022
Letter accompanying subsequently filed items
Apr 1, 2022
Letter accompanying subsequently filed items
Apr 1, 2022
Withdrawal of an appeal
Mar 21, 2022
Advice of delivery
Mar 18, 2022
Advice of delivery
Mar 18, 2022
Oral proceedings: change of venue
Mar 18, 2022
Oral proceedings: change of venue
Mar 17, 2022
F3345 Forwarding of submissions to parties
Mar 16, 2022
(Electronic) Receipt
Mar 16, 2022
F3345 Forwarding of submissions to parties
Mar 16, 2022
Letter accompanying subsequently filed items
Mar 16, 2022
Oral proceedings: reply to date proposed
Mar 11, 2022
(Electronic) Receipt
Mar 11, 2022
Letter accompanying subsequently filed items
Mar 11, 2022
Letter dealing with oral proceedings during the appeal procedure
Feb 7, 2022
(Electronic) Receipt
Feb 7, 2022
Auxiliary request during appeals procedure - 05
Feb 7, 2022
Auxiliary request during appeals procedure - 05
Feb 7, 2022
Auxiliary request during appeals procedure - 06
Feb 7, 2022
Auxiliary request during appeals procedure - 06
Feb 7, 2022
Auxiliary request during appeals procedure - 07
Feb 7, 2022
Auxiliary request during appeals procedure - 07
Feb 7, 2022
F3345 Forwarding of submissions to parties
Feb 7, 2022
Letter accompanying subsequently filed items
Feb 7, 2022
Letter dealing with oral proceedings during the appeal procedure
Jan 17, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 17, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 9, 2021
F3345 Forwarding of submissions to parties
Sep 6, 2021
(Electronic) Receipt
Sep 6, 2021
Letter accompanying subsequently filed items
Sep 6, 2021
Letter dealing with oral proceedings during the appeal procedure
Jun 30, 2021
Advice of delivery
Jun 25, 2021
Advice of delivery
Jun 25, 2021
F3011.1 Oral Proceedings: summons
Jun 25, 2021
F3011.1 Oral Proceedings: summons
Jun 22, 2021
F3010 Oral proceedings: order for summons
Jun 22, 2021
F3303.16 Change of composition of the Board (T)
Apr 8, 2021
F3303.16 Change of composition of the Board (T)
Dec 17, 2020
F3345 Forwarding of submissions to parties
Dec 14, 2020
(Electronic) Receipt
Dec 14, 2020
Annexes (other than cited documents) regarding appeal procedure
Dec 14, 2020
Letter accompanying subsequently filed items
Dec 14, 2020
Letter relating to Appeal Procedure
Feb 27, 2020
Communication of amended entries in the Register of European Patents
Feb 27, 2020
F3345 Forwarding of submissions to parties
Feb 21, 2020
Request for a change of address - opponent
Jan 8, 2020
F3345 Forwarding of submissions to parties
Jan 2, 2020
(Electronic) Receipt
Jan 2, 2020
(Electronic) Receipt
Jan 2, 2020
Amended claims with annotations
Jan 2, 2020
Amended claims with annotations
Jan 2, 2020
Amended claims with annotations
Jan 2, 2020
Amended claims with annotations
Jan 2, 2020
Cited document during appeal procedure
Jan 2, 2020
Claims
Jan 2, 2020
Claims
Jan 2, 2020
Claims
Jan 2, 2020
Claims
Jan 2, 2020
Letter accompanying subsequently filed items
Jan 2, 2020
Letter accompanying subsequently filed items
Jan 2, 2020
Letter relating to Appeal Procedure
Jan 2, 2020
Reply to appeal
Nov 12, 2019
Composition of the board (T)
Aug 23, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 14, 2019
(Electronic) Receipt
Aug 14, 2019
Letter accompanying subsequently filed items
Aug 14, 2019
Patent Document cited during the appeal procedure
Aug 14, 2019
Statement of grounds of appeal
Jun 7, 2019
F3345 Forwarding of submissions to parties
Jun 4, 2019
(Electronic) Receipt
Jun 4, 2019
Letter accompanying subsequently filed items
Jun 4, 2019
Letter relating to Appeal Procedure
May 31, 2019
F3204 Communication of the file number to the parties
May 31, 2019
F3204 Communication of the file number to the parties
May 23, 2019
(Electronic) Receipt
May 23, 2019
Letter accompanying subsequently filed items
May 23, 2019
Notice of appeal
May 23, 2019
Processing of an appeal
Apr 30, 2019
Advice of delivery
Apr 17, 2019
Advice of delivery
Apr 11, 2019
Advice of delivery
Apr 8, 2019
Acknowledgement of a document
Apr 8, 2019
Acknowledgement of a document
Apr 8, 2019
Annex to the communication - opposition
Apr 8, 2019
Decision of the Opposition Division and instruction
Apr 8, 2019
Decision rejecting the opposition
Apr 8, 2019
Grounds for the decision (Annex) - opposition
Apr 8, 2019
Internal form - Opposition/addressees
Apr 8, 2019
Internal form - Opposition/addressees
Apr 8, 2019
Means of redress
Apr 8, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 8, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 8, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 8, 2019
Provision of a copy of the minutes - opposition procedure
Mar 12, 2019
Information about the result of oral proceedings
Mar 5, 2019
Brief communication - Opposition proceedings
Mar 1, 2019
Brief communication - Opposition proceedings
Feb 27, 2019
(Electronic) Receipt
Feb 27, 2019
Letter accompanying subsequently filed items
Feb 27, 2019
Written submission in preparation to/during oral proceedings
Feb 15, 2019
Brief communication - Opposition proceedings
Feb 12, 2019
(Electronic) Receipt
Feb 12, 2019
Amended claims with annotations
Feb 12, 2019
Amended claims with annotations
Feb 12, 2019
Amended claims with annotations
Feb 12, 2019
Citation in opposition procedure
Feb 12, 2019
Claims
Feb 12, 2019
Claims
Feb 12, 2019
Claims
Feb 12, 2019
Letter regarding the opposition procedure (no time limit)
Feb 12, 2019
Non-patent literature cited during the opposition procedure
Feb 12, 2019
Written submission in preparation to/during oral proceedings
Jan 22, 2019
Brief communication - Opposition proceedings
Jan 11, 2019
(Electronic) Receipt
Jan 11, 2019
Any annexes (other than citation) to an opposition letter
Jan 11, 2019
Brief communication - Opposition proceedings
Jan 11, 2019
Citation in opposition procedure
Jan 11, 2019
Citation in opposition procedure
Jan 11, 2019
Letter accompanying subsequently filed items
Jan 11, 2019
Non-patent literature cited during the opposition procedure
Jan 11, 2019
Non-patent literature cited during the opposition procedure
Jan 11, 2019
Non-patent literature cited during the opposition procedure
Jan 11, 2019
Patent document cited during the opposition procedure
Jan 11, 2019
Written submission in preparation to/during oral proceedings
Jan 8, 2019
(Electronic) Receipt
Jan 8, 2019
Letter accompanying subsequently filed items
Jan 8, 2019
Request for interpreters during oral proceedings
Jul 23, 2018
Advice of delivery
Jul 19, 2018
Advice of delivery
Jul 18, 2018
Advice of delivery
Jul 12, 2018
Acknowledgement of a document
Jul 12, 2018
Acknowledgement of a document
Jul 12, 2018
Annex to the communication - opposition
Jul 12, 2018
Information concerning oral proceedings
Jul 12, 2018
Preparation for oral proceedings
Jul 12, 2018
Summons to attend oral proceedings
Jul 12, 2018
Summons to attend oral proceedings
May 23, 2018
Brief communication - Opposition proceedings
May 16, 2018
(Electronic) Receipt
May 16, 2018
Amended claims with annotations
May 16, 2018
Claims
May 16, 2018
Letter regarding the opposition procedure (no time limit)
May 16, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jan 12, 2018
Communication of a notice of opposition and request to file observations
Jan 12, 2018
Notice of further oppositions to opponent(s)
Jan 5, 2018
Communication of a notice of opposition - first information to patent proprietor
Dec 20, 2017
(Electronic) Receipt
Dec 20, 2017
Non-patent literature cited during the opposition procedure
Dec 20, 2017
Non-patent literature cited during the opposition procedure
Dec 20, 2017
Non-patent literature cited during the opposition procedure
Dec 20, 2017
Notice of opposition
Dec 20, 2017
Notice of opposition
May 24, 2017
Refund of fees
May 24, 2017
Refund of fees
Mar 29, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 2, 2017
Decision to grant a European patent
Feb 20, 2017
(Electronic) Receipt
Feb 20, 2017
Filing of the translations of the claims
Feb 20, 2017
French translation of claims
Feb 20, 2017
German translation of the claims
Nov 10, 2016
Bibliographic data of the European patent application
Nov 10, 2016
Communication about intention to grant a European patent
Nov 10, 2016
Intention to grant (signatures)
Nov 10, 2016
Text intended for grant (clean copy)
Nov 10, 2016
Text intended for grant (version for approval)
Sep 16, 2015
(Electronic) Receipt
Sep 16, 2015
Amended claims with annotations
Sep 16, 2015
Amended description with annotations
Sep 16, 2015
Claims
Sep 16, 2015
Description
Sep 16, 2015
Letter accompanying subsequently filed items
Sep 16, 2015
Reply to communication from the Examining Division
Jul 15, 2015
CDS Clean up - amended data concerning the representative of the applicant (Association)
Jul 13, 2015
Submission concerning representation
Jul 2, 2015
Communication of amended entries concerning the representative
Jun 26, 2015
Submission concerning change of applicant's representative
May 18, 2015
Annex to the communication
May 18, 2015
Communication from the Examining Division
May 11, 2015
Communication of the registration of a transfer or change of name and/or address
Mar 27, 2015
Annexes in respect of a client data request
Mar 27, 2015
Submission concerning a transfer of rights (applicant)
Dec 11, 2014
Submission concerning representation
Oct 30, 2014
Response to enquiry for communication from the Examining Division
Oct 14, 2014
Enquiry as to when a communication from the Examining Division can be expected
Mar 18, 2013
Submission concerning representation
May 27, 2010
CDS Clean up - amended applicant details
Jan 23, 2010
Letter relating to the automatic debiting procedure
Dec 17, 2009
Communication of the registration of a transfer or change of name and/or address
Dec 4, 2009
Annexes in respect of a client data request
Dec 4, 2009
Submission concerning a transfer of rights (applicant)
Nov 3, 2009
Amended claims with annotations
Nov 3, 2009
Claims
Nov 3, 2009
Reply to communication from the Examining Division
Sep 11, 2009
Grant of extension of time limit (examination procedure)
Sep 4, 2009
Request for extension of time limit to communication from the Examining Division
Jun 25, 2009
Grant of extension of time limit (examination procedure)
Jun 15, 2009
Request for extension of time limit to communication from the Examining Division
Mar 11, 2009
Letter concerning the inventor
Feb 23, 2009
Annex to the communication
Feb 23, 2009
Communication from the Examining Division
Feb 2, 2009
Invitation to indicate correct address of inventor
Jan 27, 2009
Letter which had not been notified
Jan 16, 2009
Communication concerning corrected entries of the applicant
Jan 13, 2009
Letter concerning the inventor
Dec 22, 2008
Invitation to indicate correct address of inventor
Dec 16, 2008
Letter which had not been notified
Dec 10, 2008
Notification on forthcoming publication of bibliographic data
Dec 4, 2008
Miscellaneous requests concerning client data
Dec 4, 2008
Notification of the recording of a change
Dec 2, 2008
Communication regarding possible amendment of claims/payment of claims fees
Nov 11, 2008
Copy of the international preliminary report on patentability
Oct 29, 2008
Refund order of filing/examination fee
Oct 8, 2008
Designation of inventor
Oct 8, 2008
Patent document cited during the examination procedure
Oct 8, 2008
Request for entry into the European phase
Sep 5, 2008
Information on entry into European phase
Aug 12, 2008
Notification of the recording of a change
Aug 12, 2008
Notification of the recording of a change
Nov 21, 2007
Priority document (electronically transmitted)
Nov 1, 2007
Copy of the international search report
Nov 1, 2007
Published international application - A1
Apr 26, 2007
Abstract
Apr 26, 2007
Claims
Apr 26, 2007
Description
Apr 26, 2007
Submission concerning representation

EP2010573

BASF

Application Number: EP07724492A
Filing Date: Apr 24, 2007
Status: Opposition Rejected; Apr 22, 2022
Publication Date: Mar 29, 2017
External Links: Slate, Register , Google Patents

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Cationic Polysaccharide, Its Preparation And Use

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Dossier Documents

EP2010573