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IP Verse

Percutaneously Absorbable Preparation Containing Fentanyl And A Homologue Thereof - EP2759294

The patent EP2759294 was granted to Samyang Biopharmaceuticals on Nov 1, 2017. The application was originally filed on Sep 21, 2012 under application number EP12833553A. The patent is currently recorded with a legal status of "Revoked".

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

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	Opposition Status
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HEXAL	Jul 31, 2018	TER MEER STEINMEISTER & PARTNER	-

Patent Citations (20) New

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

Citation Phase	Publication Number
DESCRIPTION	KR20030082995
DESCRIPTION	US4588580
DESCRIPTION	US5186939
INTERNATIONAL-SEARCH-REPORT	KR20010036685
INTERNATIONAL-SEARCH-REPORT	KR20030021418
INTERNATIONAL-SEARCH-REPORT	KR20050046350
INTERNATIONAL-SEARCH-REPORT	KR20060049598
INTERNATIONAL-SEARCH-REPORT	US2004234584
INTERNATIONAL-SEARCH-REPORT	US2009004257
INTERNATIONAL-SEARCH-REPORT	US6139866
OPPOSITION	US2003091620
OPPOSITION	US2005095279
OPPOSITION	US4588580
OPPOSITION	US7063859
OPPOSITION	WO0226217
OPPOSITION	WO03030880
OPPOSITION	WO2005009510
OPPOSITION	WO2007049892
OPPOSITION	WO2013042989
SEARCH	US2005095279

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)
OPPO
Mar 24, 2020
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
OPPO
Mar 19, 2020
Termination of the opposition proceedings with revocation of patent
OPPO
Dec 17, 2019
Advice of delivery
OPPO
Dec 10, 2019
Advice of delivery
OPPO
Dec 3, 2019
Acknowledgement of a document
OPPO
Dec 3, 2019
Acknowledgement of a document
OPPO
Dec 3, 2019
Decision revoking the European patent
OPPO
Dec 3, 2019
Decision revoking the European patent
OPPO
Nov 22, 2019
(Electronic) Receipt
OPPO
Nov 22, 2019
Letter accompanying subsequently filed items
OPPO
Nov 22, 2019
Request for revocation of patent
OPPO
Nov 21, 2019
(Electronic) Receipt
OPPO
Nov 21, 2019
Letter accompanying subsequently filed items
OPPO
Nov 21, 2019
Written submission in preparation to/during oral proceedings
OPPO
May 22, 2019
Advice of delivery
OPPO
May 3, 2019
Advice of delivery
OPPO
Apr 30, 2019
Advice of delivery
OPPO
Apr 11, 2019
Advice of delivery
OPPO
Apr 8, 2019
Acknowledgement of a document
OPPO
Apr 8, 2019
Acknowledgement of a document
OPPO
Apr 8, 2019
Annex to the communication - opposition
OPPO
Apr 8, 2019
Information concerning oral proceedings
OPPO
Apr 8, 2019
Summons to attend oral proceedings
OPPO
Apr 8, 2019
Summons to attend oral proceedings
OPPO
Jan 15, 2019
Brief communication - Opposition proceedings
OPPO
Dec 21, 2018
(Electronic) Receipt
OPPO
Dec 21, 2018
Letter accompanying subsequently filed items
OPPO
Dec 21, 2018
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Nov 9, 2018
Brief communication - Opposition proceedings
OPPO
Nov 6, 2018
Communication concerning the filing of a power of attorney
OPPO
Nov 6, 2018
Communication of amended entries concerning the representative
OPPO
Oct 30, 2018
(Electronic) Receipt
OPPO
Oct 30, 2018
Authorisation
OPPO
Oct 30, 2018
Letter accompanying subsequently filed items
OPPO
Oct 30, 2018
Submission concerning change of proprietor's representative
OPPO
Aug 16, 2018
Communication of a notice of opposition and request to file observations
OPPO
Aug 16, 2018
Notice of further oppositions to opponent(s)
OPPO
Aug 7, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Jul 31, 2018
(Electronic) Receipt
OPPO
Jul 31, 2018
Citation in opposition procedure
OPPO
Jul 31, 2018
Notice of opposition
OPPO
Jul 31, 2018
Notice of opposition
OPPO
Jul 31, 2018
Patent document cited during the opposition procedure
OPPO
Jul 31, 2018
Patent document cited during the opposition procedure
OPPO
Jul 31, 2018
Patent document cited during the opposition procedure
OPPO
Jul 31, 2018
Patent document cited during the opposition procedure
OPPO
Jul 31, 2018
Patent document cited during the opposition procedure
OPPO
Jul 31, 2018
Patent document cited during the opposition procedure
OPPO
Jul 31, 2018
Patent document cited during the opposition procedure
OPPO
Jul 31, 2018
Patent document cited during the opposition procedure
OPPO
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 21, 2017
(Electronic) Receipt
Search/Exam
Sep 21, 2017
Letter concerning fees and payments
Search/Exam
Aug 31, 2017
Bibliographic data of the European patent application
Search/Exam
Aug 31, 2017
Information about intention to grant a patent
Search/Exam
Aug 31, 2017
Intention to grant (signatures)
Search/Exam
Aug 31, 2017
Text intended for grant (clean copy)
Search/Exam
Aug 31, 2017
Text intended for grant (version for approval)
Search/Exam
Aug 25, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Search/Exam
Jul 26, 2017
(Electronic) Receipt
Search/Exam
Jul 26, 2017
Amended description with annotations
Search/Exam
Jul 26, 2017
Description
Search/Exam
Jul 26, 2017
French translation of claims
Search/Exam
Jul 26, 2017
German translation of the claims
Search/Exam
Jul 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 26, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Search/Exam
May 10, 2017
Communication of the registration of a transfer or change of name and/or address
Search/Exam
Apr 19, 2017
(Electronic) Receipt
Search/Exam
Apr 19, 2017
Annexes in respect of a client data request
Search/Exam
Apr 19, 2017
Submission concerning a transfer of rights (applicant)
Search/Exam
Mar 30, 2017
Bibliographic data of the European patent application
Search/Exam
Mar 30, 2017
Communication about intention to grant a European patent
Search/Exam
Mar 30, 2017
Intention to grant (signatures)
Search/Exam
Mar 30, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 30, 2017
Text intended for grant (version for approval)
Search/Exam
Mar 7, 2017
Examination started
Search/Exam
Dec 12, 2016
Notification regarding date of start of examination with possibility to withdraw
Search/Exam
Oct 13, 2016
Submission concerning representation
Search/Exam
Apr 28, 2016
(Electronic) Receipt
Search/Exam
Apr 28, 2016
Amended claims filed after receipt of (European) search report
Search/Exam
Apr 28, 2016
Amended claims with annotations
Search/Exam
Apr 28, 2016
Amendments received before examination
Search/Exam
Apr 28, 2016
Letter accompanying subsequently filed items
Search/Exam
Oct 7, 2015
(Electronic) Receipt
Search/Exam
Oct 7, 2015
Amended claims filed after receipt of (European) search report
Search/Exam
Oct 7, 2015
Amended claims with annotations
Search/Exam
Oct 7, 2015
Amended description filed after receipt of (European) search report
Search/Exam
Oct 7, 2015
Amended description filed after receipt of (European) search report
Search/Exam
Oct 7, 2015
Amendments received before examination
Search/Exam
Oct 7, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 13, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Search/Exam
Mar 23, 2015
Communication regarding the transmission of the European search report
Search/Exam
Mar 23, 2015
European search opinion
Search/Exam
Mar 23, 2015
Supplementary European search report
Search/Exam
Mar 12, 2015
Search started
Search/Exam
Jul 2, 2014
(Electronic) Receipt
Search/Exam
Jul 2, 2014
Amended claims filed after receipt of (European) search report
Search/Exam
Jul 2, 2014
Amended claims with annotations
Search/Exam
Jul 2, 2014
Amendments received before examination
Search/Exam
Jul 2, 2014
Letter accompanying subsequently filed items
Search/Exam
Jul 2, 2014
Notification of forthcoming publication
Search/Exam
Jun 5, 2014
Letter which had not been notified
Search/Exam
Jun 2, 2014
Letter which had not been notified
Search/Exam
May 2, 2014
Communication regarding possible amendment of the application/payment of claims fee
Search/Exam
Apr 25, 2014
Communication to designated inventor
Search/Exam
Apr 25, 2014
Communication to designated inventor
Search/Exam
Apr 25, 2014
Communication to designated inventor
Search/Exam
Apr 25, 2014
Communication to designated inventor
Search/Exam
Apr 24, 2014
The request for correction will be decided by the Examining Division
Search/Exam
Apr 8, 2014
Copy of the international preliminary report on patentability
Search/Exam
Apr 8, 2014
Translation of the international preliminary report on patentability
Search/Exam
Mar 27, 2014
(Electronic) Receipt
Search/Exam
Mar 27, 2014
Abstract
Search/Exam
Mar 27, 2014
Claims
Search/Exam
Mar 27, 2014
Description
Search/Exam
Mar 27, 2014
Drawings
Search/Exam
Mar 27, 2014
Request for entry into the European phase
Search/Exam
Jan 31, 2014
Information on entry into European phase
Search/Exam
Apr 15, 2013
Priority document (electronically transmitted)
Search/Exam
Apr 15, 2013
Priority document (electronically transmitted)
Search/Exam
Mar 28, 2013
Copy of the international search report
Search/Exam
Mar 28, 2013
Copy of the translated international search report
Search/Exam
Mar 28, 2013
International publication pamphlet
Search/Exam