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Percutaneously Absorbable Preparation Containing Fentanyl And A Homologue Thereof

Patent No. EP2759294 (titled "Percutaneously Absorbable Preparation Containing Fentanyl And A Homologue Thereof") was filed by Samyang Biopharmaceuticals on Sep 21, 2012. The application was issued on Nov 1, 2017.

Patent Summary

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Patent Oppositions

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
HEXAL	Jul 31, 2018	TER MEER STEINMEISTER & PARTNER

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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Mar 24, 2020
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 24, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 19, 2020
Termination of the opposition proceedings with revocation of patent
Dec 17, 2019
Advice of delivery
Dec 10, 2019
Advice of delivery
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Acknowledgement of a document
Dec 3, 2019
Decision revoking the European patent
Dec 3, 2019
Decision revoking the European patent
Nov 22, 2019
(Electronic) Receipt
Nov 22, 2019
Letter accompanying subsequently filed items
Nov 22, 2019
Request for revocation of patent
Nov 21, 2019
(Electronic) Receipt
Nov 21, 2019
Letter accompanying subsequently filed items
Nov 21, 2019
Written submission in preparation to/during oral proceedings
May 22, 2019
Advice of delivery
May 3, 2019
Advice of delivery
Apr 30, 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
Information concerning oral proceedings
Apr 8, 2019
Summons to attend oral proceedings
Apr 8, 2019
Summons to attend oral proceedings
Jan 15, 2019
Brief communication - Opposition proceedings
Dec 21, 2018
(Electronic) Receipt
Dec 21, 2018
Letter accompanying subsequently filed items
Dec 21, 2018
Reply of the patent proprietor to the notice(s) of opposition
Nov 9, 2018
Brief communication - Opposition proceedings
Nov 6, 2018
Communication concerning the filing of a power of attorney
Nov 6, 2018
Communication of amended entries concerning the representative
Oct 30, 2018
(Electronic) Receipt
Oct 30, 2018
Authorisation
Oct 30, 2018
Letter accompanying subsequently filed items
Oct 30, 2018
Submission concerning change of proprietor's representative
Aug 16, 2018
Communication of a notice of opposition and request to file observations
Aug 16, 2018
Notice of further oppositions to opponent(s)
Aug 7, 2018
Communication of a notice of opposition - first information to patent proprietor
Jul 31, 2018
(Electronic) Receipt
Jul 31, 2018
Citation in opposition procedure
Jul 31, 2018
Notice of opposition
Jul 31, 2018
Notice of opposition
Jul 31, 2018
Patent document cited during the opposition procedure
Jul 31, 2018
Patent document cited during the opposition procedure
Jul 31, 2018
Patent document cited during the opposition procedure
Jul 31, 2018
Patent document cited during the opposition procedure
Jul 31, 2018
Patent document cited during the opposition procedure
Jul 31, 2018
Patent document cited during the opposition procedure
Jul 31, 2018
Patent document cited during the opposition procedure
Jul 31, 2018
Patent document cited during the opposition procedure
Nov 10, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Oct 6, 2017
Decision to grant a European patent
Sep 21, 2017
(Electronic) Receipt
Sep 21, 2017
Letter concerning fees and payments
Aug 31, 2017
Bibliographic data of the European patent application
Aug 31, 2017
Information about intention to grant a patent
Aug 31, 2017
Intention to grant (signatures)
Aug 31, 2017
Text intended for grant (clean copy)
Aug 31, 2017
Text intended for grant (version for approval)
Aug 25, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Jul 26, 2017
(Electronic) Receipt
Jul 26, 2017
Amended description with annotations
Jul 26, 2017
Description
Jul 26, 2017
French translation of claims
Jul 26, 2017
German translation of the claims
Jul 26, 2017
Letter accompanying subsequently filed items
Jul 26, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
May 10, 2017
Communication of the registration of a transfer or change of name and/or address
Apr 19, 2017
(Electronic) Receipt
Apr 19, 2017
Annexes in respect of a client data request
Apr 19, 2017
Submission concerning a transfer of rights (applicant)
Mar 30, 2017
Bibliographic data of the European patent application
Mar 30, 2017
Communication about intention to grant a European patent
Mar 30, 2017
Intention to grant (signatures)
Mar 30, 2017
Text intended for grant (clean copy)
Mar 30, 2017
Text intended for grant (version for approval)
Mar 7, 2017
Examination started
Dec 12, 2016
Notification regarding date of start of examination with possibility to withdraw
Oct 13, 2016
Submission concerning representation
Apr 28, 2016
(Electronic) Receipt
Apr 28, 2016
Amended claims filed after receipt of (European) search report
Apr 28, 2016
Amended claims with annotations
Apr 28, 2016
Amendments received before examination
Apr 28, 2016
Letter accompanying subsequently filed items
Oct 7, 2015
(Electronic) Receipt
Oct 7, 2015
Amended claims filed after receipt of (European) search report
Oct 7, 2015
Amended claims with annotations
Oct 7, 2015
Amended description filed after receipt of (European) search report
Oct 7, 2015
Amended description filed after receipt of (European) search report
Oct 7, 2015
Amendments received before examination
Oct 7, 2015
Letter accompanying subsequently filed items
Apr 13, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Mar 23, 2015
Communication regarding the transmission of the European search report
Mar 23, 2015
European search opinion
Mar 23, 2015
Supplementary European search report
Mar 12, 2015
Search started
Jul 2, 2014
(Electronic) Receipt
Jul 2, 2014
Amended claims filed after receipt of (European) search report
Jul 2, 2014
Amended claims with annotations
Jul 2, 2014
Amendments received before examination
Jul 2, 2014
Letter accompanying subsequently filed items
Jul 2, 2014
Notification of forthcoming publication
Jun 5, 2014
Letter which had not been notified
Jun 2, 2014
Letter which had not been notified
May 2, 2014
Communication regarding possible amendment of the application/payment of claims fee
Apr 25, 2014
Communication to designated inventor
Apr 25, 2014
Communication to designated inventor
Apr 25, 2014
Communication to designated inventor
Apr 25, 2014
Communication to designated inventor
Apr 24, 2014
The request for correction will be decided by the Examining Division
Apr 8, 2014
Copy of the international preliminary report on patentability
Apr 8, 2014
Translation of the international preliminary report on patentability
Mar 27, 2014
(Electronic) Receipt
Mar 27, 2014
Abstract
Mar 27, 2014
Claims
Mar 27, 2014
Description
Mar 27, 2014
Drawings
Mar 27, 2014
Request for entry into the European phase
Jan 31, 2014
Information on entry into European phase
Apr 15, 2013
Priority document (electronically transmitted)
Apr 15, 2013
Priority document (electronically transmitted)
Mar 28, 2013
Copy of the international search report
Mar 28, 2013
Copy of the translated international search report
Mar 28, 2013
International publication pamphlet

EP2759294

SAMYANG BIOPHARMACEUTICALS

Application Number: EP12833553A
Filing Date: Sep 21, 2012
Status: Revoked; Mar 20, 2020
Publication Date: Nov 1, 2017
External Links: Slate, Register , Google Patents