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N-Acetyl Cysteine Compositions And Methods To Improved The Therapeutic Efficacy Of Acetaminophen

Patent No. EP2453743 (titled "N-Acetyl Cysteine Compositions And Methods To Improved The Therapeutic Efficacy Of Acetaminophen") was filed by The Board OF Trustees OF The Leland Stanford Junior University on Jul 15, 2010. The application was issued on Apr 12, 2017.

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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
PRUFER & PARTNER MBB	Jan 12, 2018	PRUFER & PARTNER MBB PATENTANWALTE RECHTSANWALTE

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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May 10, 2023
Termination of the opposition proceedings with revocation of patent
May 9, 2023
F3032 Notification(s) of the decision
May 9, 2023
F3032 Notification(s) of the decision
May 3, 2023
Decision of the Board of Appeal
Mar 13, 2023
F3013 Oral Proceedings: Forwarding minutes
Mar 13, 2023
F3013 Oral Proceedings: Forwarding minutes
Mar 7, 2023
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Mar 3, 2023
F3345 Forwarding of submissions to parties
Feb 27, 2023
(Electronic) Receipt
Feb 27, 2023
Letter accompanying subsequently filed items
Feb 27, 2023
Letter relating to Appeal Procedure
Feb 27, 2023
Oral proceedings: change of venue
Feb 27, 2023
Oral proceedings: change of venue
Feb 23, 2023
Fax relating to Appeal procedure
Feb 10, 2023
F3345 Forwarding of submissions to parties
Feb 9, 2023
F3345 Forwarding of submissions to parties
Feb 6, 2023
(Electronic) Receipt
Feb 6, 2023
(Electronic) Receipt
Feb 6, 2023
Letter accompanying subsequently filed items
Feb 6, 2023
Letter accompanying subsequently filed items
Feb 6, 2023
Request for interpreters during oral proceedings
Feb 6, 2023
Request for interpreters during oral proceedings
Feb 2, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Feb 2, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 28, 2022
Fax relating to Appeal procedure
Mar 23, 2022
F3011.1 Oral Proceedings: summons
Mar 23, 2022
F3011.1 Oral Proceedings: summons
Mar 20, 2022
Consolidated list of documents cited in appeal procedure
Mar 20, 2022
F3010 Oral proceedings: order for summons
May 15, 2020
F3345 Forwarding of submissions to parties
May 11, 2020
(Electronic) Receipt
May 11, 2020
Annexes (other than cited documents) regarding appeal procedure
May 11, 2020
Letter accompanying subsequently filed items
May 11, 2020
Letter relating to Appeal Procedure
May 11, 2020
Letter relating to Appeal Procedure
Feb 21, 2020
F3345 Forwarding of submissions to parties
Feb 18, 2020
Composition of the board (T)
Feb 17, 2020
(Electronic) Receipt
Feb 17, 2020
Citation in appeal procedure - 027
Feb 17, 2020
Letter accompanying subsequently filed items
Feb 17, 2020
Reply to appeal
Oct 8, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Oct 1, 2019
Amended claims with annotations
Oct 1, 2019
Amended claims with annotations
Oct 1, 2019
Amended claims with annotations
Oct 1, 2019
Claims
Oct 1, 2019
Claims
Oct 1, 2019
Claims
Oct 1, 2019
Statement of grounds of appeal
Aug 14, 2019
Communication of the registration of a transfer or change of name and/or address
Aug 8, 2019
F3204 Communication of the file number to the parties
Aug 8, 2019
F3204 Communication of the file number to the parties
Aug 2, 2019
(Electronic) Receipt
Aug 2, 2019
Communication confirming withdrawal from representation
Aug 2, 2019
Communication of amended entries concerning the representative
Aug 2, 2019
Letter accompanying subsequently filed items
Aug 2, 2019
Notice of appeal
Aug 2, 2019
Processing of an appeal
Jul 30, 2019
(Electronic) Receipt
Jul 30, 2019
Letter accompanying subsequently filed items
Jul 30, 2019
Submission concerning change of proprietor's representative
Jun 13, 2019
Advice of delivery
May 28, 2019
Advice of delivery
May 24, 2019
Advice of delivery
May 23, 2019
Acknowledgement of a document
May 23, 2019
Acknowledgement of a document
May 23, 2019
Annex to the communication - opposition
May 23, 2019
Decision of the Opposition Division and instruction
May 23, 2019
Decision revoking the European patent
May 23, 2019
Grounds for the decision (Annex) - opposition
May 23, 2019
Internal form - Opposition/addressees
May 23, 2019
Internal form - Opposition/addressees
May 23, 2019
Means of redress
May 23, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 23, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 23, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 23, 2019
Provision of a copy of the minutes - opposition procedure
May 23, 2019
Scanned annex to a communication - opposition procedure
Apr 2, 2019
Information about the result of oral proceedings
Mar 21, 2019
Brief communication - Opposition proceedings
Mar 15, 2019
(Electronic) Receipt
Mar 15, 2019
Letter accompanying subsequently filed items
Mar 15, 2019
Non-patent literature cited during the opposition procedure
Mar 15, 2019
Non-patent literature cited during the opposition procedure
Mar 15, 2019
Non-patent literature cited during the opposition procedure
Mar 15, 2019
Non-patent literature cited during the opposition procedure
Mar 15, 2019
Written submission in preparation to/during oral proceedings
Feb 6, 2019
Brief communication - Opposition proceedings
Feb 6, 2019
Brief communication - Opposition proceedings
Feb 1, 2019
(Electronic) Receipt
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Amended claims with annotations
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Claims
Feb 1, 2019
Request for interpreters during oral proceedings
Feb 1, 2019
Written submission in preparation to/during oral proceedings
Jan 31, 2019
(Electronic) Receipt
Jan 31, 2019
(Electronic) Receipt
Jan 31, 2019
Letter accompanying subsequently filed items
Jan 31, 2019
Letter accompanying subsequently filed items
Jan 31, 2019
Non-patent literature cited during the opposition procedure
Jan 31, 2019
Non-patent literature cited during the opposition procedure
Jan 31, 2019
Non-patent literature cited during the opposition procedure
Jan 31, 2019
Request for interpreters during oral proceedings
Jan 31, 2019
Written submission in preparation to/during oral proceedings
Jan 14, 2019
Annex to the communication - opposition
Jan 14, 2019
Notification concerning the date of oral proceedings
Jan 14, 2019
Notification concerning the date of oral proceedings
Dec 21, 2018
Brief communication - Opposition proceedings
Dec 14, 2018
(Electronic) Receipt
Dec 14, 2018
Letter accompanying subsequently filed items
Dec 14, 2018
Oral proceedings: Request for postponement
Oct 18, 2018
Advice of delivery
Oct 10, 2018
Advice of delivery
Sep 28, 2018
Advice of delivery
Sep 26, 2018
Advice of delivery
Sep 25, 2018
Acknowledgement of a document
Sep 25, 2018
Acknowledgement of a document
Sep 25, 2018
Annex to the communication - opposition
Sep 25, 2018
Information concerning oral proceedings
Sep 25, 2018
Preparation for oral proceedings
Sep 25, 2018
Summons to attend oral proceedings
Sep 25, 2018
Summons to attend oral proceedings
Aug 17, 2018
Brief communication - Opposition proceedings
Aug 17, 2018
Communication confirming withdrawal from representation
Aug 17, 2018
Communication of amended entries concerning the representative
Aug 8, 2018
Submission concerning representation
Jun 8, 2018
Brief communication - Opposition proceedings
Jun 4, 2018
(Electronic) Receipt
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Citation in opposition procedure
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Claims
Jun 4, 2018
Letter accompanying subsequently filed items
Jun 4, 2018
Non-patent literature cited during the opposition procedure
Jun 4, 2018
Non-patent literature cited during the opposition procedure
Jun 4, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jan 24, 2018
Communication of a notice of opposition and request to file observations
Jan 24, 2018
Notice of further oppositions to opponent(s)
Jan 19, 2018
Communication of a notice of opposition - first information to patent proprietor
Jan 12, 2018
(Electronic) Receipt
Jan 12, 2018
Citation in opposition procedure
Jan 12, 2018
Citation in opposition procedure
Jan 12, 2018
Citation in opposition procedure
Jan 12, 2018
Citation in opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Non-patent literature cited during the opposition procedure
Jan 12, 2018
Notice of opposition
Jan 12, 2018
Notice of opposition
Jan 12, 2018
Patent document cited during the opposition procedure
Jan 12, 2018
Patent document cited during the opposition procedure
Jan 12, 2018
Patent document cited during the opposition procedure
Jan 12, 2018
Patent document cited during the opposition procedure
Jan 12, 2018
Patent document cited during the opposition procedure
Jan 12, 2018
Translation of the evidence during Opposition procedure
Apr 12, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 16, 2017
Decision to grant a European patent
Mar 10, 2017
Communication concerning corrected entries of the applicant
Mar 1, 2017
Filing of the translations of the claims
Mar 1, 2017
French translation of claims
Mar 1, 2017
German translation of the claims
Mar 1, 2017
Payment of fees and costs
Oct 25, 2016
Bibliographic data of the European patent application
Oct 25, 2016
Communication about intention to grant a European patent
Oct 25, 2016
Intention to grant (signatures)
Oct 25, 2016
Text intended for grant (clean copy)
Oct 25, 2016
Text intended for grant (version for approval)
Oct 14, 2016
Annex to the communication
Oct 14, 2016
Consultation by telephone/in person
Oct 14, 2016
Result of consultation by telephone/in person
Oct 11, 2016
Brief communication to applicant/representative
Oct 6, 2016
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Sep 26, 2016
Acknowledgement of receipt of third party observations
Sep 26, 2016
Transmittal of third party observations to applicant
Sep 19, 2016
(Electronic) Receipt
Sep 19, 2016
Letter accompanying subsequently filed items
Sep 19, 2016
Non-patent literature filed by a third party
Sep 19, 2016
Non-patent literature filed by a third party
Sep 19, 2016
Observations by third parties
Sep 19, 2016
Patent document filed by a Third party
Jun 16, 2016
Bibliographic data of the European patent application
Jun 16, 2016
Communication about intention to grant a European patent
Jun 16, 2016
Intention to grant (signatures)
Jun 16, 2016
Text intended for grant (clean copy)
Jun 16, 2016
Text intended for grant (version for approval)
Jun 13, 2016
Notification concerning the date of oral proceedings
May 16, 2016
Amended claims with annotations
May 16, 2016
Claims
May 16, 2016
Description
May 16, 2016
Written submission in preparation to/during oral proceedings
Apr 26, 2016
Advice of delivery
Apr 26, 2016
Advice of delivery
Apr 14, 2016
Acknowledgement of a document
Apr 14, 2016
Annex to the communication
Apr 14, 2016
Summons to attend oral proceedings
Mar 18, 2016
Preparation for oral proceedings
Jan 12, 2016
Amended claims with annotations
Jan 12, 2016
Claims
Jan 12, 2016
Reply to communication from the Examining Division
Nov 19, 2015
Grant of extension of time limit (examination procedure)
Nov 19, 2015
Request for extension of time limit to communication from the Examining Division
Nov 16, 2015
Request for extension of time limit to communication from the Examining Division
Oct 23, 2015
Annexes in respect of a client data request
Aug 6, 2015
CDS Clean up - amended data concerning the representative for the applicant
Aug 5, 2015
Submission concerning representation
Jul 29, 2015
Payment of fees and costs
Jul 8, 2015
Annex to the communication
Jul 8, 2015
Communication from the Examining Division
Nov 13, 2014
Decision to allow further processing
Oct 20, 2014
Amended claims with annotations
Oct 20, 2014
Amended description with annotations
Oct 20, 2014
Annex
Oct 20, 2014
Claims
Oct 20, 2014
Description
Oct 20, 2014
Non-patent literature cited during the examination procedure
Oct 20, 2014
Payment of fees and costs
Oct 20, 2014
Request for further processing
Oct 17, 2014
Amended claims with annotations
Oct 17, 2014
Amended description with annotations
Oct 17, 2014
Annex
Oct 17, 2014
Claims
Oct 17, 2014
Description
Oct 17, 2014
Non-patent literature cited during the examination procedure
Oct 17, 2014
Payment of fees and costs
Oct 17, 2014
Payment of fees and costs
Oct 17, 2014
Request for further processing
Aug 11, 2014
Application deemed to be withdrawn (no reply to communication from the Examining Division)
May 16, 2014
Grant of extension of time limit (examination procedure)
May 16, 2014
Request for extension of time limit to communication from the Examining Division
May 13, 2014
Request for extension of time limit to communication from the Examining Division
Jan 3, 2014
Annex to the communication
Jan 3, 2014
Communication from the Examining Division
Dec 16, 2013
Examination started
Jun 27, 2013
Amended claims filed after receipt of (European) search report
Jun 27, 2013
Amended claims with annotations
Jun 27, 2013
Amended description filed after receipt of (European) search report
Jun 27, 2013
Amendments received before examination
Jun 27, 2013
Amendments received before examination
Jun 27, 2013
Amendments received before examination
Jun 21, 2013
Amended claims filed after receipt of (European) search report
Jun 21, 2013
Amended claims with annotations
Jun 21, 2013
Amended description filed after receipt of (European) search report
Jun 21, 2013
Amendments received before examination
Jun 21, 2013
Amendments received before examination
Jun 21, 2013
Amendments received before examination
Dec 11, 2012
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Nov 22, 2012
Communication regarding the transmission of the European search report
Nov 22, 2012
European search opinion
Nov 22, 2012
Supplementary European search report
Apr 25, 2012
Notification on forthcoming publication of bibliographic data
Feb 23, 2012
Communication regarding possible amendment of the application/payment of claims fee
Feb 2, 2012
Copy of the international preliminary report on patentability
Jan 20, 2012
Amended claims filed after receipt of (European) search report
Jan 20, 2012
Amended claims with annotations
Jan 20, 2012
Letter concerning fees and payments
Jan 20, 2012
Request for entry into the European phase
Nov 25, 2011
Information on entry into European phase
Feb 14, 2011
Priority document (electronically transmitted)
Jan 20, 2011
Copy of the international search report
Jan 20, 2011
Published international application - A1

EP2453743

THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY

Application Number: EP10800558A
Filing Date: Jul 15, 2010
Status: Revoked; May 5, 2023
Publication Date: Apr 12, 2017
External Links: Slate, Register , Google Patents