Pluripotent Stem Cell That Can Be Isolated From Body Tissue

Patent No. EP2455452 (titled "Pluripotent Stem Cell That Can Be Isolated From Body Tissue") was filed by Dezawa on Jul 15, 2010. The application was issued on Oct 7, 2020.

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
DILG	Jun 6, 2018	MAIWALD PATENT- UND RECHTSANWALTSGESELLSCHAFT MBH
STRAWMAN	Jun 6, 2018	GREAVES BREWSTER

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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Sep 10, 2020
Decision to maintain the European patent in amended form
Sep 10, 2020
Decision to maintain the European patent in amended form
Sep 10, 2020
Decision to maintain the European patent in amended form
Sep 4, 2020
Termination of the opposition proceedings with maintenance of patent
Aug 18, 2020
(Electronic) Receipt
Aug 18, 2020
French translation of claims
Aug 18, 2020
German translation of the claims
Aug 18, 2020
Letter accompanying subsequently filed items
Aug 18, 2020
Maintenance of the application
Jun 19, 2020
Communication of bibliographic data
Jun 19, 2020
Communication to opponent concerning maintenance
Jun 19, 2020
Communication to opponent concerning maintenance
Jun 19, 2020
Communication with request to file translations
Apr 17, 2020
Brief communication - Opposition proceedings
Apr 17, 2020
Brief communication - Opposition proceedings
Apr 17, 2020
Brief communication - Opposition proceedings
Apr 9, 2020
Communication of bibliographic data
Apr 9, 2020
Communication to opponent concerning maintenance
Apr 9, 2020
Communication to opponent concerning maintenance
Apr 9, 2020
Communication with request to file translations
Apr 7, 2020
Advice of delivery
Apr 7, 2020
Communication about missing advice of delivery
Mar 31, 2020
Communication about missing advice of delivery
Mar 25, 2020
Maintenance of the patent with the documents specified in the final decision
Mar 25, 2020
Maintenance of the patent with the documents specified in the final decision
Mar 24, 2020
Brief communication - Opposition proceedings
Mar 24, 2020
Brief communication - Opposition proceedings
Mar 24, 2020
Brief communication - Opposition proceedings
Mar 23, 2020
Brief communication - Opposition proceedings
Mar 23, 2020
Brief communication - Opposition proceedings
Mar 23, 2020
Brief communication - Opposition proceedings
Mar 19, 2020
Document concerning representation
Mar 17, 2020
Brief communication - Opposition proceedings
Mar 17, 2020
Brief communication - Opposition proceedings
Mar 11, 2020
(Electronic) Receipt
Mar 11, 2020
(Electronic) Receipt
Mar 11, 2020
Letter accompanying subsequently filed items
Mar 11, 2020
Letter accompanying subsequently filed items
Mar 11, 2020
Letter regarding the opposition procedure (no time limit)
Mar 11, 2020
Request for correction
Mar 5, 2020
Advice of delivery
Mar 3, 2020
Advice of delivery
Feb 28, 2020
Acknowledgement of a document
Feb 28, 2020
Acknowledgement of a document
Feb 28, 2020
Acknowledgement of a document
Feb 28, 2020
Decision of the Opposition Division and instruction
Feb 28, 2020
Druckexemplar in opposition procedure
Feb 28, 2020
Grounds for the decision (Annex) - opposition
Feb 28, 2020
Interlocutory decision in opposition proceedings
Feb 28, 2020
Internal form - Opposition/addressees
Feb 28, 2020
Means of redress
Feb 28, 2020
Scanned annex to a communication - opposition procedure
Feb 27, 2020
Annex to the communication - opposition
Feb 27, 2020
Internal form - Opposition/addressees
Feb 27, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 27, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 27, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 27, 2020
Provision of a copy of the minutes - opposition procedure
Feb 27, 2020
Scanned annex to a communication - opposition procedure
Jan 31, 2020
Brief communication - Opposition proceedings
Jan 31, 2020
Brief communication - Opposition proceedings
Jan 24, 2020
(Electronic) Receipt
Jan 24, 2020
Amended claims with annotations
Jan 24, 2020
Claims
Jan 24, 2020
Description
Jan 24, 2020
Letter accompanying subsequently filed items
Jan 24, 2020
Letter regarding the opposition procedure (no time limit)
Jan 15, 2020
Brief communication - Opposition proceedings
Jan 15, 2020
Brief communication - Opposition proceedings
Jan 15, 2020
Communication concerning the filing of a power of attorney
Jan 15, 2020
Communication of amended entries
Jan 15, 2020
Information about the result of oral proceedings
Jan 10, 2020
Brief communication - Opposition proceedings
Jan 10, 2020
Brief communication - Opposition proceedings
Jan 9, 2020
(Electronic) Receipt
Jan 9, 2020
Authorisation
Jan 9, 2020
Letter accompanying subsequently filed items
Jan 9, 2020
Request for change of opponent's representative
Jan 7, 2020
(Electronic) Receipt
Jan 7, 2020
Letter accompanying subsequently filed items
Jan 7, 2020
Written submission in preparation to/during oral proceedings
Nov 20, 2019
Brief communication - Opposition proceedings
Nov 20, 2019
Brief communication - Opposition proceedings
Nov 20, 2019
Brief communication - Opposition proceedings
Nov 19, 2019
Brief communication - Opposition proceedings
Nov 19, 2019
Brief communication - Opposition proceedings
Nov 15, 2019
(Electronic) Receipt
Nov 15, 2019
(Electronic) Receipt
Nov 15, 2019
(Electronic) Receipt
Nov 15, 2019
Amended claims with annotations
Nov 15, 2019
Amended claims with annotations
Nov 15, 2019
Amended claims with annotations
Nov 15, 2019
Amended claims with annotations
Nov 15, 2019
Claims
Nov 15, 2019
Claims
Nov 15, 2019
Claims
Nov 15, 2019
Claims
Nov 15, 2019
Letter accompanying subsequently filed items
Nov 15, 2019
Letter accompanying subsequently filed items
Nov 15, 2019
Letter accompanying subsequently filed items
Nov 15, 2019
Request for interpreters during oral proceedings
Nov 15, 2019
Written submission in preparation to/during oral proceedings
Nov 15, 2019
Written submission in preparation to/during oral proceedings
Nov 14, 2019
Brief communication - Opposition proceedings
Nov 14, 2019
Brief communication - Opposition proceedings
Nov 13, 2019
Request for interpreters during oral proceedings
Nov 11, 2019
(Electronic) Receipt
Nov 11, 2019
Letter accompanying subsequently filed items
Nov 11, 2019
Written submission in preparation to/during oral proceedings
Feb 26, 2019
Advice of delivery
Feb 19, 2019
Advice of delivery
Feb 12, 2019
Advice of delivery
Feb 6, 2019
Advice of delivery
Feb 6, 2019
Advice of delivery
Feb 4, 2019
Advice of delivery
Feb 4, 2019
Advice of delivery
Feb 1, 2019
Acknowledgement of a document
Feb 1, 2019
Acknowledgement of a document
Feb 1, 2019
Acknowledgement of a document
Feb 1, 2019
Annex to the communication - opposition
Feb 1, 2019
Information concerning oral proceedings
Feb 1, 2019
Information concerning oral proceedings
Feb 1, 2019
Information concerning oral proceedings
Feb 1, 2019
Summons to attend oral proceedings
Feb 1, 2019
Summons to attend oral proceedings
Feb 1, 2019
Summons to attend oral proceedings
Dec 20, 2018
Communication of amended entries concerning the representative
Dec 14, 2018
Submission concerning change of applicant's representative
Dec 13, 2018
Submission concerning change of applicant's representative
Dec 4, 2018
Brief communication - Opposition proceedings
Dec 4, 2018
Brief communication - Opposition proceedings
Nov 27, 2018
(Electronic) Receipt
Nov 27, 2018
Amended claims with annotations
Nov 27, 2018
Amended claims with annotations
Nov 27, 2018
Claims
Nov 27, 2018
Claims
Nov 27, 2018
Letter regarding the opposition procedure (no time limit)
Nov 27, 2018
Non-patent literature cited during the opposition procedure
Nov 27, 2018
Non-patent literature cited during the opposition procedure
Nov 27, 2018
Non-patent literature cited during the opposition procedure
Nov 27, 2018
Reply of the patent proprietor to the notice(s) of opposition
Nov 27, 2018
Translation of priority document
Nov 27, 2018
Translation of priority document
Nov 9, 2018
Communication of amended entries
Oct 22, 2018
Request for change of opponent's representative
Jul 18, 2018
Communication of a notice of opposition and request to file observations
Jul 18, 2018
Notice of further oppositions to opponent(s)
Jul 18, 2018
Notice of further oppositions to opponent(s)
Jun 27, 2018
Communication of a notice of opposition - first information to patent proprietor
Jun 11, 2018
Letter regarding the opposition procedure (no time limit)
Jun 11, 2018
Letter regarding the opposition procedure (no time limit)
Jun 11, 2018
Non-scannable object
Jun 11, 2018
Non-scannable object
Jun 11, 2018
Non-scannable object
Jun 11, 2018
Non-scannable object
Jun 7, 2018
Letter regarding the opposition procedure (no time limit)
Jun 7, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
(Electronic) Receipt
Jun 6, 2018
(Electronic) Receipt
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Non-patent literature cited during the opposition procedure
Jun 6, 2018
Notice of opposition
Jun 6, 2018
Notice of opposition
Jun 6, 2018
Notice of opposition
Jun 6, 2018
Notice of opposition
Jun 6, 2018
Patent document cited during the opposition procedure
Jun 6, 2018
Patent document cited during the opposition procedure
Jun 6, 2018
Patent document cited during the opposition procedure
Jun 6, 2018
Patent document cited during the opposition procedure
Sep 7, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 10, 2017
Decision to grant a European patent
Jul 27, 2017
(Electronic) Receipt
Jul 27, 2017
Letter accompanying subsequently filed items
Jul 27, 2017
Letter concerning the inventor
Jul 14, 2017
(Electronic) Receipt
Jul 14, 2017
Filing of the translations of the claims
Jul 14, 2017
French translation of claims
Jul 14, 2017
German translation of the claims
Jul 14, 2017
Letter accompanying subsequently filed items
Mar 21, 2017
Bibliographic data of the European patent application
Mar 21, 2017
Communication about intention to grant a European patent
Mar 21, 2017
Text intended for grant
Mar 9, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Mar 7, 2017
(Electronic) Receipt
Mar 7, 2017
Description
Mar 7, 2017
Letter accompanying subsequently filed items
Mar 7, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Dec 19, 2016
Bibliographic data of the European patent application
Dec 19, 2016
Communication about intention to grant a European patent
Dec 19, 2016
Intention to grant (signatures)
Dec 19, 2016
Text intended for grant
Nov 2, 2016
(Electronic) Receipt
Nov 2, 2016
Enquiry as to the processing of the file
Nov 2, 2016
Letter accompanying subsequently filed items
Apr 5, 2016
Examination started
May 11, 2015
Submission concerning representation
May 8, 2015
Submission concerning representation
May 26, 2014
Amended claims filed after receipt of (European) search report
May 26, 2014
Amended claims with annotations
May 26, 2014
Amendments received before examination
May 26, 2014
Non-patent literature cited during the examination procedure
May 26, 2014
Non-patent literature cited during the examination procedure
May 22, 2014
Amended claims filed after receipt of (European) search report
May 22, 2014
Amended claims with annotations
May 22, 2014
Amendments received before examination
May 22, 2014
Non-patent literature cited during the examination procedure
May 22, 2014
Non-patent literature cited during the examination procedure
May 21, 2014
(Electronic) Receipt
May 21, 2014
Letter accompanying subsequently filed items
May 21, 2014
Maintenance of the application
Nov 12, 2013
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Oct 24, 2013
Communication regarding the transmission of the European search report
Oct 24, 2013
European search opinion
Oct 24, 2013
Supplementary European search report
Oct 9, 2013
Search started
Jul 23, 2013
Payment of fees and costs
Jan 11, 2013
Acknowledgement of receipt of observations by third party
Jan 11, 2013
Communication to applicant regarding observations by third parties
Dec 28, 2012
Observations by third parties
Dec 28, 2012
Patent document filed by a Third party
Dec 28, 2012
Patent document filed by a Third party
Dec 27, 2012
Observations by third parties
Dec 27, 2012
Patent document filed by a Third party
Dec 27, 2012
Patent document filed by a Third party
Oct 17, 2012
Communication to designated inventor
Oct 17, 2012
Communication to designated inventor
Oct 17, 2012
Communication to designated inventor
Oct 17, 2012
Communication to designated inventor
Oct 12, 2012
Notification of the recording of a change
Sep 17, 2012
(Electronic) Receipt
Sep 17, 2012
Amended claims filed after receipt of (European) search report
Sep 17, 2012
Amended claims with annotations
Sep 17, 2012
Amendments received before examination
Sep 17, 2012
Letter accompanying subsequently filed items
Jul 23, 2012
Payment of fees and costs
Apr 25, 2012
Notification of forthcoming publication
Mar 27, 2012
Communication regarding possible amendment of the application/payment of claims fee
Feb 22, 2012
Translation of the international preliminary report on patentability
Feb 9, 2012
(Electronic) Receipt
Feb 9, 2012
Abstract
Feb 9, 2012
Amended description filed after receipt of (European) search report
Feb 9, 2012
Claims
Feb 9, 2012
Description
Feb 9, 2012
Drawings
Feb 9, 2012
Request for entry into the European phase
Feb 9, 2012
Submission concerning representation
Feb 1, 2012
Copy of the international preliminary report on patentability
Jan 24, 2012
Notification of the recording of a change
Jan 24, 2012
Notification of the recording of a change
Jan 19, 2012
Notification of the recording of a change
Jan 19, 2012
Notification of the recording of a change
Nov 25, 2011
Information on entry into European phase
Feb 11, 2011
Priority document (electronically transmitted)
Feb 11, 2011
Priority document (electronically transmitted)
Jan 20, 2011
Copy of the international search report
Jan 20, 2011
Copy of the translated international search report
Jan 20, 2011
International publication pamphlet

EP2455452

DEZAWA

Application Number: EP10799956A
Filing Date: Jul 15, 2010
Status: Patent Maintained As Amended; Sep 4, 2020
Publication Date: Oct 7, 2020
External Links: Slate, Register , Google Patents

IP Verse

Pluripotent Stem Cell That Can Be Isolated From Body Tissue

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2455452