Azacitidine Process And Polymorphs

Patent No. EP2321302 (titled "Azacitidine Process And Polymorphs") was filed by DR Reddys Laboratories on Jul 31, 2009. The application was issued on Oct 29, 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
ACTAVIS GROUP PTC EHF	Jul 21, 2015	ELKINGTON AND FIFE

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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Feb 21, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Feb 21, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Feb 16, 2022
Termination of the opposition proceedings with revocation of patent
Nov 12, 2021
(Electronic) Receipt
Nov 12, 2021
Advice of delivery
Nov 12, 2021
Letter accompanying subsequently filed items
Nov 5, 2021
Decision revoking the European Patent (patent proprietor)
Nov 5, 2021
Decision revoking the European patent (opponent)
Nov 5, 2021
Transmittal of decision / summons - opposition
Nov 5, 2021
Transmittal of decision / summons - opposition
Aug 17, 2021
Communication concerning surcharge and failure to observe time limit
Apr 19, 2021
(Electronic) Receipt
Apr 19, 2021
F3936 Acknowledgement of receipt Board of Appeal
Apr 19, 2021
Letter accompanying subsequently filed items
Mar 30, 2021
Advice of delivery
Mar 24, 2021
Refund of fees
Mar 23, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Mar 23, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Mar 23, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Mar 23, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Mar 23, 2021
Maintenance of the patent with the documents specified in the final decision
Mar 22, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 22, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 22, 2021
F3345 Forwarding of submissions to parties
Mar 18, 2021
F3014 Oral Proceedings: Order cancelling/postponing
Mar 17, 2021
(Electronic) Receipt
Mar 17, 2021
Letter accompanying subsequently filed items
Mar 17, 2021
Withdrawal of an appeal
Mar 17, 2021
Withdrawal of an appeal
Mar 15, 2021
F3345 Forwarding of submissions to parties
Mar 9, 2021
(Electronic) Receipt
Mar 9, 2021
Letter accompanying subsequently filed items
Mar 9, 2021
Request for interpreters during oral proceedings
Feb 26, 2021
(Electronic) Receipt
Feb 26, 2021
Acknowledgement of a document
Feb 26, 2021
Letter accompanying subsequently filed items
Oct 30, 2020
(Electronic) Receipt
Oct 30, 2020
Acknowledgement of a document
Oct 30, 2020
Letter accompanying subsequently filed items
Oct 27, 2020
Communication about missing proof of delivery
Oct 1, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 1, 2020
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 23, 2020
Fax relating to Appeal procedure
Sep 18, 2020
Acknowledgement of a document
Sep 18, 2020
Acknowledgement of a document
Sep 18, 2020
F3011.1 Oral Proceedings: summons
Sep 18, 2020
F3011.1 Oral Proceedings: summons
Sep 17, 2020
Consolidated list of documents cited in appeal procedure
Sep 15, 2020
F3010 Oral proceedings: order for summons
Sep 10, 2020
F3303.16 Change of composition of the Board (T)
Jan 9, 2020
F3345 Forwarding of submissions to parties
Dec 23, 2019
(Electronic) Receipt
Dec 23, 2019
Letter accompanying subsequently filed items
Dec 23, 2019
Letter relating to Appeal Procedure
May 20, 2019
F3345 Forwarding of submissions to parties
May 15, 2019
F3303.16 Change of composition of the Board (T)
May 13, 2019
(Electronic) Receipt
May 13, 2019
Citation in appeal procedure - 012
May 13, 2019
Citation in appeal procedure - 013
May 13, 2019
Letter accompanying subsequently filed items
May 13, 2019
Letter relating to Appeal Procedure
May 13, 2019
Letter relating to Appeal Procedure
Nov 15, 2018
F3303.16 Change of composition of the Board (T)
Oct 2, 2018
Request for change of opponent's representative
Feb 2, 2018
F3345 Forwarding of submissions to parties
Jan 31, 2018
(Electronic) Receipt
Jan 31, 2018
Amended claims with annotations
Jan 31, 2018
Amended claims with annotations
Jan 31, 2018
Amended claims with annotations
Jan 31, 2018
Amended claims with annotations
Jan 31, 2018
Amended claims with annotations
Jan 31, 2018
Amended claims with annotations
Jan 31, 2018
Claims
Jan 31, 2018
Claims
Jan 31, 2018
Claims
Jan 31, 2018
Claims
Jan 31, 2018
Claims
Jan 31, 2018
Claims
Jan 31, 2018
Claims
Jan 31, 2018
Letter accompanying subsequently filed items
Jan 31, 2018
Reply to appeal
Nov 24, 2017
F3040 Term extension: Yes/No
Nov 24, 2017
F3040 Term extension: Yes/No
Nov 14, 2017
Composition of the board (T)
Nov 8, 2017
(Electronic) Receipt
Nov 8, 2017
Letter relating to Appeal Procedure
Nov 8, 2017
Request for extension of time limit
Jul 24, 2017
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jul 4, 2017
(Electronic) Receipt
Jul 4, 2017
Citation in appeal procedure - 010
Jul 4, 2017
Citation in appeal procedure - 010
Jul 4, 2017
Citation in appeal procedure - 010
Jul 4, 2017
Citation in appeal procedure - 010
Jul 4, 2017
Citation in appeal procedure - 010
Jul 4, 2017
Citation in appeal procedure - 011
Jul 4, 2017
Letter accompanying subsequently filed items
Jul 4, 2017
Statement of grounds of appeal
Jul 4, 2017
Statement of grounds of appeal
May 18, 2017
F3204 Communication of the file number to the parties
May 18, 2017
F3204 Communication of the file number to the parties
May 16, 2017
Submission concerning representation
May 2, 2017
(Electronic) Receipt
May 2, 2017
Letter accompanying subsequently filed items
May 2, 2017
Notice of appeal
May 2, 2017
Processing of an appeal
Mar 13, 2017
Advice of delivery
Mar 3, 2017
Advice of delivery
Mar 3, 2017
Advice of delivery
Feb 27, 2017
Advice of delivery
Feb 22, 2017
Acknowledgement of a document
Feb 22, 2017
Acknowledgement of a document
Feb 22, 2017
Annex to the communication - opposition
Feb 22, 2017
Decision of the Opposition Division and instruction
Feb 22, 2017
Grounds for the decision (Annex) - opposition
Feb 22, 2017
Interlocutory decision in opposition proceedings
Feb 22, 2017
Internal form - Opposition/addressees
Feb 22, 2017
Internal form - Opposition/addressees
Feb 22, 2017
Means of redress
Feb 22, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 22, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 22, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 22, 2017
OPPODREX with handwritten amendments
Feb 22, 2017
Provision of a copy of the minutes - opposition procedure
Feb 22, 2017
Scanned annex to a communication - opposition procedure
Jan 27, 2017
Information about the result of oral proceedings
Dec 6, 2016
Brief communication - Opposition proceedings
Dec 5, 2016
Brief communication - Opposition proceedings
Nov 28, 2016
(Electronic) Receipt
Nov 28, 2016
(Electronic) Receipt
Nov 28, 2016
Amended claims with annotations
Nov 28, 2016
Amended claims with annotations
Nov 28, 2016
Amended claims with annotations
Nov 28, 2016
Auxiliary request during Opposition procedure
Nov 28, 2016
Auxiliary request during Opposition procedure
Nov 28, 2016
Auxiliary request during Opposition procedure
Nov 28, 2016
Citation in opposition procedure
Nov 28, 2016
Letter accompanying subsequently filed items
Nov 28, 2016
Letter accompanying subsequently filed items
Nov 28, 2016
Letter regarding the opposition procedure (no time limit)
Nov 28, 2016
Letter regarding the opposition procedure (no time limit)
Nov 28, 2016
Written submission in preparation to/during oral proceedings
Nov 4, 2016
Brief communication - Opposition proceedings
Oct 26, 2016
(Electronic) Receipt
Oct 26, 2016
Letter accompanying subsequently filed items
Oct 26, 2016
Request for interpreters during oral proceedings
Jun 4, 2016
Advice of delivery
Jun 2, 2016
Advice of delivery
May 24, 2016
Advice of delivery
May 23, 2016
Advice of delivery
May 18, 2016
Acknowledgement of a document
May 18, 2016
Acknowledgement of a document
May 18, 2016
Findings upon submissions relating to oral proceedings
May 18, 2016
Information concerning oral proceedings
May 18, 2016
Summons to attend oral proceedings
May 18, 2016
Summons to attend oral proceedings
May 17, 2016
Brief communication - Opposition proceedings
May 13, 2016
Notification concerning the date of oral proceedings
May 13, 2016
Notification concerning the date of oral proceedings
May 12, 2016
Advice of delivery
May 10, 2016
Advice of delivery
May 10, 2016
Information about the result of oral proceedings
May 9, 2016
Findings upon submissions relating to oral proceedings
May 6, 2016
(Electronic) Receipt
May 6, 2016
Letter accompanying subsequently filed items
May 6, 2016
Oral proceedings: Request for postponement
May 3, 2016
Advice of delivery
Apr 26, 2016
Acknowledgement of a document
Apr 26, 2016
Acknowledgement of a document
Apr 26, 2016
Annex to the communication - opposition
Apr 26, 2016
Information concerning oral proceedings
Apr 26, 2016
Preparation for oral proceedings
Apr 26, 2016
Summons to attend oral proceedings
Apr 26, 2016
Summons to attend oral proceedings
Apr 19, 2016
Information about the result of oral proceedings
Mar 23, 2016
Brief communication - Opposition proceedings
Mar 14, 2016
(Electronic) Receipt
Mar 14, 2016
Amended claims with annotations
Mar 14, 2016
Amended claims with annotations
Mar 14, 2016
Amended claims with annotations
Mar 14, 2016
Amended claims with annotations
Mar 14, 2016
Auxiliary request during Opposition procedure
Mar 14, 2016
Auxiliary request during Opposition procedure
Mar 14, 2016
Auxiliary request during Opposition procedure
Mar 14, 2016
Letter accompanying subsequently filed items
Mar 14, 2016
Main request during Opposition procedure
Mar 14, 2016
Reply of the patent proprietor to the notice(s) of opposition
Jan 7, 2016
Brief communication - Opposition proceedings
Jan 7, 2016
Grant of extension of time limit (opposition procedure)
Dec 21, 2015
(Electronic) Receipt
Dec 21, 2015
Letter accompanying subsequently filed items
Dec 21, 2015
Request for extension of time limit
Sep 4, 2015
Communication of a notice of opposition and request to file observations
Sep 4, 2015
Notice of further oppositions to opponent(s)
Jul 29, 2015
Communication of a notice of opposition - first information to patent proprietor
Jul 21, 2015
(Electronic) Receipt
Jul 21, 2015
Citation in opposition procedure
Jul 21, 2015
Citation in opposition procedure
Jul 21, 2015
Letter concerning fees and payments
Jul 21, 2015
Non-patent literature cited during the opposition procedure
Jul 21, 2015
Non-patent literature cited during the opposition procedure
Jul 21, 2015
Notice of opposition
Jul 21, 2015
Notice of opposition
Jul 21, 2015
Patent document cited during the opposition procedure
Jul 21, 2015
Patent document cited during the opposition procedure
Jul 21, 2015
Patent document cited during the opposition procedure
Jul 21, 2015
Patent document cited during the opposition procedure
Jul 21, 2015
Patent document cited during the opposition procedure
Jul 21, 2015
Patent document cited during the opposition procedure
Jul 21, 2015
Patent document cited during the opposition procedure
Oct 29, 2014
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 2, 2014
Decision to grant a European patent
Sep 17, 2014
(Electronic) Receipt
Sep 17, 2014
Filing of the translations of the claims
Sep 17, 2014
French translation of claims
Sep 17, 2014
German translation of the claims
Sep 17, 2014
Letter accompanying subsequently filed items
Jul 22, 2014
(Electronic) Receipt
Jul 22, 2014
Letter accompanying subsequently filed items
May 16, 2014
Bibliographic data of the European patent application
May 16, 2014
Communication about intention to grant a European patent
May 16, 2014
Intention to grant (signatures)
May 16, 2014
Text intended for grant
Jul 29, 2013
Letter concerning fees and payments
Apr 15, 2013
Amended claims with annotations
Apr 15, 2013
Amended description with annotations
Apr 15, 2013
Claims
Apr 15, 2013
Description
Apr 15, 2013
Reply to communication from the Examining Division
Apr 12, 2013
Amended claims with annotations
Apr 12, 2013
Amended description with annotations
Apr 12, 2013
Claims
Apr 12, 2013
Description
Apr 12, 2013
Reply to communication from the Examining Division
Feb 18, 2013
Grant of extension of time limit (examination procedure)
Feb 12, 2013
Request for extension of time limit to communication from the Examining Division
Feb 11, 2013
Request for extension of time limit to communication from the Examining Division
Oct 30, 2012
CDS Clean up - amended data concerning the representative for the applicant
Oct 25, 2012
Submission concerning representation
Oct 24, 2012
Submission concerning representation
Oct 10, 2012
Annex to the communication
Oct 10, 2012
Communication from the Examining Division
Jul 26, 2012
Letter concerning fees and payments
Jun 1, 2012
Amended claims filed after receipt of (European) search report
Jun 1, 2012
Amended claims with annotations
Jun 1, 2012
Amendments received before examination
May 31, 2012
Amended claims filed after receipt of (European) search report
May 31, 2012
Amended claims with annotations
May 31, 2012
Amendments received before examination
Dec 6, 2011
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Nov 18, 2011
Communication regarding the transmission of the European search report
Nov 18, 2011
European search opinion
Nov 18, 2011
Supplementary European search report
Apr 20, 2011
Notification on forthcoming publication of bibliographic data
Mar 30, 2011
Amended claims filed after receipt of (European) search report
Mar 30, 2011
Amended claims with annotations
Mar 30, 2011
Amendments received before examination
Mar 29, 2011
Letter concerning fees and payments
Mar 28, 2011
Amended claims filed after receipt of (European) search report
Mar 28, 2011
Amendments received before examination
Mar 23, 2011
Amended claims filed after receipt of (European) search report
Mar 23, 2011
Amended claims with annotations
Mar 23, 2011
Amendments received before examination
Mar 21, 2011
Communication regarding possible amendment of the application/payment of claims fee
Mar 18, 2011
Amended claims filed after receipt of (European) search report
Mar 18, 2011
Amended claims with annotations
Mar 18, 2011
Amendments received before examination
Feb 25, 2011
Letter concerning fees and payments
Feb 22, 2011
Copy of the international preliminary report on patentability
Jan 17, 2011
Request for entry into the European phase
Jan 14, 2011
Fax request to enter the European phase
Dec 8, 2010
Information on entry into European phase
May 14, 2010
Copy of the international search report
May 14, 2010
International publication of the international search report
Feb 25, 2010
Priority document (electronically transmitted)
Feb 25, 2010
Priority document (electronically transmitted)
Feb 25, 2010
Priority document (electronically transmitted)
Feb 25, 2010
Priority document (electronically transmitted)
Feb 4, 2010
Published international application - A2

EP2321302

DR REDDYS LABORATORIES

Application Number: EP09803639A
Filing Date: Jul 31, 2009
Status: Revoked; Feb 18, 2022
Publication Date: Oct 29, 2014
External Links: Slate, Register , Google Patents

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Azacitidine Process And Polymorphs

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Dossier Documents

EP2321302