Quinazolinones As Inhibitors Of Human Phosphatidylinositol 3-Kinase Delta

Patent No. EP1761540 (titled "Quinazolinones As Inhibitors Of Human Phosphatidylinositol 3-Kinase Delta") was filed by Icos on May 12, 2005. The application was issued on Sep 28, 2016.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
STADA ARZNEIMITTEL	Jun 28, 2017	KERNEBECK

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

Mar 5, 2019
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Mar 5, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Feb 26, 2019
Termination of the opposition proceedings with maintenance of patent
Nov 20, 2018
Advice of delivery
Nov 20, 2018
Advice of delivery
Nov 19, 2018
Advice of delivery
Nov 19, 2018
Advice of delivery
Nov 15, 2018
Acknowledgement of a document
Nov 15, 2018
Acknowledgement of a document
Nov 15, 2018
Annex to the communication - opposition
Nov 15, 2018
Decision of the Opposition Division and instruction
Nov 15, 2018
Decision rejecting the opposition
Nov 15, 2018
Grounds for the decision (Annex) - opposition
Nov 15, 2018
Internal form - Opposition/addressees
Nov 15, 2018
Internal form - Opposition/addressees
Nov 15, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 15, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 15, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 15, 2018
Provision of a copy of the minutes - opposition procedure
Oct 12, 2018
Information about the result of oral proceedings
Oct 10, 2018
Brief communication - Opposition proceedings
Oct 5, 2018
Brief communication - Opposition proceedings
Oct 4, 2018
(Electronic) Receipt
Oct 4, 2018
Letter accompanying subsequently filed items
Oct 4, 2018
Written submission in preparation to/during oral proceedings
Aug 17, 2018
Brief communication - Opposition proceedings
Aug 17, 2018
Brief communication - Opposition proceedings
Aug 14, 2018
(Electronic) Receipt
Aug 14, 2018
Request for interpreters during oral proceedings
Aug 10, 2018
(Electronic) Receipt
Aug 10, 2018
(Electronic) Receipt
Aug 10, 2018
Letter accompanying subsequently filed items
Aug 10, 2018
Letter accompanying subsequently filed items
Aug 10, 2018
Non-patent literature cited during the opposition procedure
Aug 10, 2018
Non-patent literature cited during the opposition procedure
Aug 10, 2018
Written submission in preparation to/during oral proceedings
Aug 10, 2018
Written submission in preparation to/during oral proceedings
Apr 4, 2018
Advice of delivery
Apr 3, 2018
Advice of delivery
Apr 3, 2018
Advice of delivery
Mar 28, 2018
Advice of delivery
Mar 27, 2018
Acknowledgement of a document
Mar 27, 2018
Acknowledgement of a document
Mar 27, 2018
Annex to the communication - opposition
Mar 27, 2018
Information concerning oral proceedings
Mar 27, 2018
Preparation for oral proceedings
Mar 27, 2018
Summons to attend oral proceedings
Mar 27, 2018
Summons to attend oral proceedings
Dec 21, 2017
Brief communication - Opposition proceedings
Dec 13, 2017
(Electronic) Receipt
Dec 13, 2017
Letter accompanying subsequently filed items
Dec 13, 2017
Reply of the patent proprietor to the notice(s) of opposition
Aug 4, 2017
Communication of a notice of opposition and request to file observations
Aug 4, 2017
Notice of further oppositions to opponent(s)
Jul 4, 2017
Communication of a notice of opposition - first information to patent proprietor
Jun 28, 2017
(Electronic) Receipt
Jun 28, 2017
Notice of opposition
Jun 28, 2017
Notice of opposition
Jun 28, 2017
Patent document cited during the opposition procedure
Jun 28, 2017
Patent document cited during the opposition procedure
Mar 21, 2017
Communication of amended entries concerning the representative
Mar 15, 2017
Submission concerning change of applicant's representative
Dec 23, 2016
Communication of the registration of a transfer or change of name and/or address
Dec 9, 2016
(Electronic) Receipt
Dec 9, 2016
Letter accompanying subsequently filed items
Dec 9, 2016
Miscellaneous requests concerning client data
Dec 9, 2016
Submission concerning change of applicant's address
Dec 7, 2016
(Electronic) Receipt
Dec 7, 2016
Letter accompanying subsequently filed items
Dec 7, 2016
Miscellaneous requests concerning client data
Dec 7, 2016
Submission concerning change of applicant's address
Sep 28, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 1, 2016
Decision to grant a European patent
Aug 15, 2016
(Electronic) Receipt
Aug 15, 2016
Filing of the translations of the claims
Aug 15, 2016
French translation of claims
Aug 15, 2016
German translation of the claims
Aug 15, 2016
Letter accompanying subsequently filed items
May 3, 2016
Bibliographic data of the European patent application
May 3, 2016
Communication about intention to grant a European patent
May 3, 2016
Intention to grant (signatures)
May 3, 2016
Text intended for grant (clean copy)
May 3, 2016
Text intended for grant (sequence listing)
May 3, 2016
Text intended for grant (version for approval)
Feb 1, 2016
(Electronic) Receipt
Feb 1, 2016
Amended claims with annotations
Feb 1, 2016
Amended description with annotations
Feb 1, 2016
Claims
Feb 1, 2016
Description
Feb 1, 2016
Letter accompanying subsequently filed items
Feb 1, 2016
Reply to communication from the Examining Division
Nov 12, 2015
Annex to the communication
Nov 12, 2015
Communication from the Examining Division
Oct 1, 2015
(Electronic) Receipt
Oct 1, 2015
Amended claims with annotations
Oct 1, 2015
Amended description with annotations
Oct 1, 2015
Claims
Oct 1, 2015
Description
Oct 1, 2015
Letter accompanying subsequently filed items
Oct 1, 2015
Reply to communication from the Examining Division
Aug 21, 2015
Grant of extension of time limit (examination procedure)
Aug 17, 2015
(Electronic) Receipt
Aug 17, 2015
Letter accompanying subsequently filed items
Aug 17, 2015
Request for extension of time limit to communication from the Examining Division
Apr 7, 2015
Annex to the communication
Apr 7, 2015
Communication from the Examining Division
Feb 18, 2015
(Electronic) Receipt
Feb 18, 2015
Claims
Feb 18, 2015
Letter accompanying subsequently filed items
Feb 18, 2015
Letter filed during examination procedure after communication from the Examining Division
Dec 11, 2014
(Electronic) Receipt
Dec 11, 2014
Amended claims with annotations
Dec 11, 2014
Claims
Dec 11, 2014
Description
Dec 11, 2014
Letter accompanying subsequently filed items
Dec 11, 2014
Reply to communication from the Examining Division
Nov 5, 2014
Annex to the communication
Nov 5, 2014
Communication from the Examining Division
Jun 2, 2014
Communication of amended entries concerning the representative
May 21, 2014
Submission concerning change of applicant's representative
Oct 3, 2013
(Electronic) Receipt
Oct 3, 2013
Amended claims with annotations
Oct 3, 2013
Claims
Oct 3, 2013
Letter accompanying subsequently filed items
Oct 3, 2013
Reply to communication from the Examining Division
Aug 7, 2013
Grant of extension of time limit (examination procedure)
Jul 31, 2013
(Electronic) Receipt
Jul 31, 2013
Letter accompanying subsequently filed items
Jul 31, 2013
Request for extension of time limit to communication from the Examining Division
Jul 2, 2013
Communication of amended entries concerning the representative
Jun 10, 2013
Submission concerning change of applicant's representative
May 6, 2013
Communication confirming withdrawal from representation
May 6, 2013
Communication of amended entries concerning the representative
Apr 19, 2013
(Electronic) Receipt
Apr 19, 2013
Letter accompanying subsequently filed items
Apr 19, 2013
Submission concerning change of applicant's representative
Mar 25, 2013
Annex to the communication
Mar 25, 2013
Communication from the Examining Division
Jan 22, 2013
Response to enquiry for communication from the Examining Division
Jan 21, 2013
Letter accompanying subsequently filed items
Jun 13, 2012
Refund of fees
Mar 27, 2012
Submission concerning representation
Feb 27, 2012
Communication of amended entries concerning the representative
Feb 20, 2012
Submission concerning change of applicant's representative
Jul 5, 2011
Claims
Jul 5, 2011
Reply to communication from the Examining Division
May 13, 2011
Grant of extension of time limit (examination procedure)
May 5, 2011
Request for extension of time limit to communication from the Examining Division
Dec 28, 2010
Annex to the communication
Dec 28, 2010
Communication from the Examining Division
Jul 1, 2009
Refund of fees
May 27, 2009
Letter concerning fees and payments
Sep 19, 2008
CDS Clean up - amended data concerning the representative for the applicant
Feb 14, 2007
Notification on forthcoming publication of bibliographic data
Feb 1, 2007
Submission concerning representation
Jan 26, 2007
Communication regarding possible amendment of claims/payment of claims fees
Nov 29, 2006
Amended claims filed after receipt of (European) search report
Nov 29, 2006
Amendments received before examination
Nov 29, 2006
Amendments received before examination
Nov 29, 2006
Request for entry into the European phase
Nov 27, 2006
Copy of the international preliminary report on patentability
Oct 6, 2006
Information on entry into European phase
May 12, 2006
Notification of the recording of a change
Dec 20, 2005
Priority document (electronically transmitted)
Dec 1, 2005
Copy of the international search report
Dec 1, 2005
Published international application - A1
Jul 4, 2005
Abstract
Jul 4, 2005
Claims
Jul 4, 2005
Description
Jul 4, 2005
Sequence listing

EP1761540

ICOS

Application Number: EP05752122A
Filing Date: May 12, 2005
Status: Opposition Rejected; Mar 1, 2019
Publication Date: Sep 28, 2016
External Links: Slate, Register , Google Patents

IP Verse

Quinazolinones As Inhibitors Of Human Phosphatidylinositol 3-Kinase Delta

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP1761540