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Thiolated Chitosan Gel - EP2313104

The patent EP2313104 was granted to Medtronic on Aug 26, 2020. The application was originally filed on Apr 23, 2009 under application number EP09735511A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP2313104

MEDTRONIC

Application Number: EP09735511A
Filing Date: Apr 23, 2009
Status: Patent Maintained As Amended; Jul 24, 2020
Grant Date: Aug 26, 2020
External Links: Slate, Register, Google Patents

Patent Summary

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Patent Oppositions

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Company	Opposition Date	Representative	Opposition Status
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CROMA PHARMA GESELLSCHAFT	Aug 1, 2018	SCHWARZ & PARTNER PATENTANWALTE	ADMISSIBLE

Patent Citations (4) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number
INTERNATIONAL-SEARCH-REPORT	WO03020771
INTERNATIONAL-SEARCH-REPORT	WO2007071375
INTERNATIONAL-SEARCH-REPORT	WO2008008857
INTERNATIONAL-SEARCH-REPORT	WO2008097317

Non-Patent Literature (NPL) Citations (4) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation Phase	Reference Text
OPPOSITION	- KRAULAND et al., "Viscoelastic Properties of a New in situ 2005 Gelling Thiolated Chitosan Conjugate", Drug Development And Industrial Pharmacy, (20050000), vol. 31, pages 885 - 893
OPPOSITION	- "Spritzenampulle", Hunnius - Pharmazeutisches Worterbuch, Berlin, (20040000), page 1419, ISBN 3-11-017475-8, XP055511968
OPPOSITION	- KAST et al., "Thiolated polymers - thiomers: development and 2001 invitro evaluation of chitosan-thioglycolic acid conjugates", Biomaterials, (20010000), vol. 22, pages 2345 - 2352, XP002242794
OPPOSITION	- KRAULAND et al., "Viscoelastic Properties of a New in situ 2005 Gelling Thiolated Chitosan Conjugate", Drug Development And Industrial Pharmacy, (20050000), vol. 31, pages 885 - 893, XP009118552

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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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Jul 30, 2020
Decision to maintain the European patent in amended form
OPPO
Jul 30, 2020
Decision to maintain the European patent in amended form
OPPO
Jul 24, 2020
Termination of the opposition proceedings with maintenance of patent
OPPO
Jun 19, 2020
(Electronic) Receipt
OPPO
Jun 19, 2020
Filing of the translation of the amended claims
OPPO
Jun 19, 2020
French translation of claims
OPPO
Jun 19, 2020
German translation of the claims
OPPO
Apr 15, 2020
Communication to opponent concerning maintenance
OPPO
Apr 15, 2020
Communication with request to file translations
OPPO
Apr 3, 2020
Maintenance of the patent with the documents specified in the final decision
OPPO
Dec 30, 2019
Advice of delivery
OPPO
Dec 26, 2019
Advice of delivery
OPPO
Dec 20, 2019
Acknowledgement of a document
OPPO
Dec 20, 2019
Acknowledgement of a document
OPPO
Dec 20, 2019
Annex to the communication - opposition
OPPO
Dec 20, 2019
Decision of the Opposition Division and instruction
OPPO
Dec 20, 2019
Druckexemplar in opposition procedure
OPPO
Dec 20, 2019
Grounds for the decision (Annex) - opposition
OPPO
Dec 20, 2019
Interlocutory decision in opposition proceedings
OPPO
Dec 20, 2019
Internal form - Opposition/addressees
OPPO
Dec 20, 2019
Internal form - Opposition/addressees
OPPO
Dec 20, 2019
Means of redress
OPPO
Dec 20, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Dec 20, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Dec 20, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Dec 20, 2019
Provision of a copy of the minutes - opposition procedure
OPPO
Dec 20, 2019
Scanned annex to a communication - opposition procedure
OPPO
Nov 18, 2019
Information about the result of oral proceedings
OPPO
Nov 13, 2019
Notification concerning the date of oral proceedings
OPPO
Nov 13, 2019
Notification concerning the date of oral proceedings
OPPO
Nov 6, 2019
Notification concerning the date of oral proceedings
OPPO
Nov 6, 2019
Notification concerning the date of oral proceedings
OPPO
Oct 25, 2019
Brief communication - Opposition proceedings
OPPO
Oct 22, 2019
(Electronic) Receipt
OPPO
Oct 22, 2019
Letter accompanying subsequently filed items
OPPO
Oct 22, 2019
Withdrawal of a request for oral proceedings
OPPO
Oct 4, 2019
Brief communication - Opposition proceedings
OPPO
Oct 1, 2019
Brief communication - Opposition proceedings
OPPO
Sep 30, 2019
Brief communication - Opposition proceedings
OPPO
Sep 27, 2019
(Electronic) Receipt
OPPO
Sep 27, 2019
Letter accompanying subsequently filed items
OPPO
Sep 27, 2019
Request for interpreters during oral proceedings
OPPO
Sep 25, 2019
Brief communication - Opposition proceedings
OPPO
Sep 25, 2019
Letter which had not been notified
OPPO
Sep 20, 2019
Brief communication - Opposition proceedings
OPPO
Sep 18, 2019
Consolidated list of cited opposition documents
OPPO
Sep 17, 2019
(Electronic) Receipt
OPPO
Sep 17, 2019
Amended claims with annotations
OPPO
Sep 17, 2019
Amended claims with annotations
OPPO
Sep 17, 2019
Amended claims with annotations
OPPO
Sep 17, 2019
Citation in opposition procedure - 004
OPPO
Sep 17, 2019
Citation in opposition procedure - 005
OPPO
Sep 17, 2019
Citation in opposition procedure - 006
OPPO
Sep 17, 2019
Citation in opposition procedure - 007
OPPO
Sep 17, 2019
Citation in opposition procedure - 008
OPPO
Sep 17, 2019
Citation in opposition procedure - 009
OPPO
Sep 17, 2019
Claims
OPPO
Sep 17, 2019
Claims
OPPO
Sep 17, 2019
Claims
OPPO
Sep 17, 2019
Letter accompanying subsequently filed items
OPPO
Sep 17, 2019
Written submission in preparation to/during oral proceedings
OPPO
Apr 24, 2019
Advice of delivery
OPPO
Apr 17, 2019
Advice of delivery
OPPO
Apr 16, 2019
Advice of delivery
OPPO
Apr 15, 2019
Advice of delivery
OPPO
Apr 11, 2019
Acknowledgement of a document
OPPO
Apr 11, 2019
Acknowledgement of a document
OPPO
Apr 11, 2019
Annex to the communication - opposition
OPPO
Apr 11, 2019
Any annexes (other than citation) to an opposition letter
OPPO
Apr 11, 2019
Information concerning oral proceedings
OPPO
Apr 11, 2019
Summons to attend oral proceedings
OPPO
Apr 11, 2019
Summons to attend oral proceedings
OPPO
Jan 9, 2019
Brief communication - Opposition proceedings
OPPO
Dec 24, 2018
(Electronic) Receipt
OPPO
Dec 24, 2018
Letter accompanying subsequently filed items
OPPO
Dec 24, 2018
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Aug 29, 2018
Communication confirming withdrawal from representation
OPPO
Aug 29, 2018
Communication of amended entries concerning the representative
OPPO
Aug 24, 2018
(Electronic) Receipt
OPPO
Aug 24, 2018
Letter accompanying subsequently filed items
OPPO
Aug 24, 2018
Submission concerning change of applicant's representative
OPPO
Aug 23, 2018
(Electronic) Receipt
OPPO
Aug 23, 2018
Letter accompanying subsequently filed items
OPPO
Aug 23, 2018
Submission concerning change of applicant's representative
OPPO
Aug 17, 2018
Communication of a notice of opposition and request to file observations
OPPO
Aug 17, 2018
Notice of further oppositions to opponent(s)
OPPO
Aug 8, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Aug 1, 2018
(Electronic) Receipt
OPPO
Aug 1, 2018
Citation in opposition procedure - 001
OPPO
Aug 1, 2018
Citation in opposition procedure - 002
OPPO
Aug 1, 2018
Citation in opposition procedure - 003
OPPO
Aug 1, 2018
Notice of opposition
OPPO
Aug 1, 2018
Notice of opposition
OPPO
May 28, 2018
Communication of amended entries concerning the representative
Search/Exam
May 17, 2018
Submission concerning change of applicant's representative
Search/Exam
Nov 10, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Oct 6, 2017
Decision to grant a European patent
Search/Exam
Sep 19, 2017
(Electronic) Receipt
Search/Exam
Sep 19, 2017
Filing of the translations of the claims
Search/Exam
Sep 19, 2017
French translation of claims
Search/Exam
Sep 19, 2017
German translation of the claims
Search/Exam
Sep 19, 2017
Letter accompanying subsequently filed items
Search/Exam
May 29, 2017
Bibliographic data of the European patent application
Search/Exam
May 29, 2017
Communication about intention to grant a European patent
Search/Exam
May 29, 2017
Intention to grant (signatures)
Search/Exam
May 29, 2017
Text intended for grant (clean copy)
Search/Exam
May 29, 2017
Text intended for grant (version for approval)
Search/Exam
Mar 17, 2017
Response to enquiry for communication from the Examining Division
Search/Exam
Mar 6, 2017
(Electronic) Receipt
Search/Exam
Mar 6, 2017
Enquiry as to the processing of the file
Search/Exam
Mar 6, 2017
Letter accompanying subsequently filed items
Search/Exam
Aug 28, 2015
(Electronic) Receipt
Search/Exam
Aug 28, 2015
Letter accompanying subsequently filed items
Search/Exam
Aug 28, 2015
Reply to communication from the Examining Division
Search/Exam
Aug 26, 2015
Annex
PCTISA
Apr 20, 2015
Annex to the communication
Search/Exam
Apr 20, 2015
Brief communication to applicant/representative
Search/Exam
Apr 20, 2015
Communication from the Examining Division
Search/Exam
Mar 16, 2015
Result of consultation by telephone/in person
Search/Exam
Jan 30, 2015
Annex to the communication
Search/Exam
Jan 30, 2015
Communication from the Examining Division
Search/Exam
Feb 14, 2014
(Electronic) Receipt
Search/Exam
Feb 14, 2014
Letter accompanying subsequently filed items
Search/Exam
Feb 14, 2014
Reply to communication from the Examining Division
Search/Exam
Feb 12, 2014
Grant of extension of time limit (examination procedure)
Search/Exam
Feb 6, 2014
(Electronic) Receipt
Search/Exam
Feb 6, 2014
Request for extension of time limit to communication from the Examining Division
Search/Exam
Sep 26, 2013
Annex to the communication
Search/Exam
Sep 26, 2013
Communication from the Examining Division
Search/Exam
May 13, 2013
(Electronic) Receipt
Search/Exam
May 13, 2013
Claims
Search/Exam
May 13, 2013
Letter accompanying subsequently filed items
Search/Exam
May 13, 2013
Reply to communication from the Examining Division
Search/Exam
Jan 3, 2013
Annex to the communication
Search/Exam
Jan 3, 2013
Communication from the Examining Division
Search/Exam
Sep 28, 2011
Letter concerning fees and payments
PCTISA
Apr 15, 2011
Amended claims filed after receipt of (European) search report
Search/Exam
Apr 15, 2011
Amendments received before examination
Search/Exam
Apr 12, 2011
Amendments received before examination
Search/Exam
Mar 30, 2011
Matter concerning the application
Search/Exam
Mar 30, 2011
Notification on forthcoming publication of bibliographic data
Search/Exam
Mar 2, 2011
Communication concerning correction of deficiences in Written Opinion/amendment of application/payment of claims fee
Search/Exam
Mar 2, 2011
Communication for party to proceedings/third party
Search/Exam
Feb 11, 2011
Application deemed to be withdrawn (non-entry into European phase)
Search/Exam
Nov 24, 2010
(Electronic) Receipt
Search/Exam
Nov 24, 2010
Request for entry into the European phase
Search/Exam
Nov 5, 2010
Annexes to the international preliminary examination report
Search/Exam
Nov 5, 2010
Copy of the international preliminary examination report
Search/Exam
Sep 3, 2010
Information on entry into European phase
Search/Exam
May 28, 2010
Annex
Search/Exam
May 28, 2010
International preliminary examination report
PCT2
May 28, 2010
International preliminary examination report
PCT2
May 28, 2010
International preliminary examination report
PCT2
May 28, 2010
International preliminary examination report - free text sheet
PCT2
May 28, 2010
International preliminary examination report - free text sheet
PCT2
May 28, 2010
International preliminary examination report - points I-VIII
PCT2
May 28, 2010
International preliminary examination report - points I-VIII
PCT2
May 28, 2010
International preliminary examination report - points I-VIII
PCT2
May 28, 2010
Notification of documents sent to WIPO
PCT2
May 28, 2010
Transmittal of International Preliminary Examination Report
PCT2
May 28, 2010
Transmittal of International Preliminary Examination Report
PCT2
Mar 11, 2010
Amendments of documents (Article 19 PCT)
PCT2
Mar 2, 2010
Notification of documents sent to WIPO
PCT2
Mar 2, 2010
Notification of receipt of demand
PCT2
Feb 24, 2010
Document concerning fees and payments
PCT2
Feb 24, 2010
PCT demand form
PCT2
Feb 24, 2010
PCT(IPEA): Amended sheet - description
PCT2
Nov 19, 2009
Priority document (electronically transmitted)
Search/Exam
Nov 19, 2009
Priority document (electronically transmitted)
Search/Exam
Oct 29, 2009
Copy of the international search report
Search/Exam
Oct 29, 2009
Published international application - A1
Search/Exam
Jul 17, 2009
Written opinion of the ISA, boxes No. I to VIII
PCTISA
Jul 17, 2009
Written opinion of the ISA, cover sheet
PCTISA
Jul 17, 2009
Written opinion of the ISA, supplemental box
PCTISA
May 8, 2009
Abstract
PCTISA
May 8, 2009
Claims
PCTISA
May 8, 2009
Description
PCTISA
May 8, 2009
Drawings
PCTISA