Crispr Effector System Based Diagnostics

Patent No. EP3551753 (titled "Crispr Effector System Based Diagnostics") was filed by Massachusetts Institute OF Technology on Dec 8, 2017. The application was issued on Jun 29, 2022.

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
JAMES POOLE	Oct 10, 2022	CARPMAELS & RANSFORD

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 6, 2024
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 23, 2023
(Electronic) Receipt
Oct 23, 2023
Advice of delivery
Oct 23, 2023
Decision to discontinue the opposition proceedings
Oct 23, 2023
Letter accompanying subsequently filed items
Oct 23, 2023
Transmittal of decision / summons - opposition
Oct 16, 2023
(Electronic) Receipt
Oct 16, 2023
Letter accompanying subsequently filed items
Oct 16, 2023
Reply of the patent proprietor to the notice(s) of opposition
Oct 12, 2023
Communication of a notice of opposition and request to file observations
Oct 11, 2023
Brief communication - Opposition proceedings
Oct 11, 2023
Brief communication - Opposition proceedings
Oct 4, 2023
(Electronic) Receipt
Oct 4, 2023
Letter accompanying subsequently filed items
Oct 4, 2023
Withdrawal of an opposition
Jul 28, 2023
Brief communication - Opposition proceedings
Jul 28, 2023
Brief communication in opposition procedure - time limit
Apr 13, 2023
Communication indicating deficiencies in the notice of opposition which may no longer be remedied
Apr 13, 2023
Communication of a notice of opposition and request to file observations
Apr 13, 2023
Notice of further oppositions to opponent(s)
Oct 14, 2022
Communication of a notice of opposition - first information to patent proprietor
Oct 10, 2022
(Electronic) Receipt
Oct 10, 2022
Notice of opposition
Oct 10, 2022
Notice of opposition
Jul 12, 2022
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 2, 2022
Decision to grant a European patent
May 19, 2022
(Electronic) Receipt
May 19, 2022
Filing of the translations of the claims
May 19, 2022
French translation of claims
May 19, 2022
German translation of the claims
May 19, 2022
Letter accompanying subsequently filed items
Jan 24, 2022
Bibliographic data of the European patent application
Jan 24, 2022
Communication about intention to grant a European patent
Jan 24, 2022
Intention to grant (signatures)
Jan 24, 2022
Text intended for grant (clean copy)
Jan 24, 2022
Text intended for grant (sequence listing)
Jan 24, 2022
Text intended for grant (version for approval)
Sep 1, 2021
(Electronic) Receipt
Sep 1, 2021
Amended description with annotations
Sep 1, 2021
Description
Sep 1, 2021
Letter accompanying subsequently filed items
Sep 1, 2021
Reply to communication from the Examining Division
Apr 28, 2021
Annex to the communication
Apr 28, 2021
Communication from the Examining Division
Apr 14, 2021
Examination started
Mar 30, 2021
(Electronic) Receipt
Mar 30, 2021
Amended claims filed after receipt of (European) search report
Mar 30, 2021
Amended claims with annotations
Mar 30, 2021
Amendments received before examination
Mar 30, 2021
Letter accompanying subsequently filed items
Sep 22, 2020
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Sep 4, 2020
Communication regarding the transmission of the European search report
Sep 4, 2020
European search opinion
Sep 4, 2020
Information on Search Strategy
Sep 4, 2020
Supplementary European search report
Jun 30, 2020
(Electronic) Receipt
Jun 30, 2020
Letter accompanying subsequently filed items
Jun 30, 2020
Letter concerning search matters
May 26, 2020
Communication regarding the transmission of the European search report
May 26, 2020
Information on Search Strategy
May 26, 2020
Partial European search report
May 26, 2020
Provisional opinion accompanying the partial search results
May 11, 2020
Search started
Jan 21, 2020
(Electronic) Receipt
Jan 21, 2020
Amended claims filed after receipt of (European) search report
Jan 21, 2020
Amended claims with annotations
Jan 21, 2020
Amendments received before examination
Jan 21, 2020
Letter accompanying subsequently filed items
Sep 18, 2019
Notification on forthcoming publication of bibliographic data
Jul 26, 2019
Communication regarding possible amendment of the application/payment of claims fee
Jul 24, 2019
Communication to designated inventor
Jul 24, 2019
Communication to designated inventor
Jul 24, 2019
Communication to designated inventor
Jul 24, 2019
Communication to designated inventor
Jul 24, 2019
Communication to designated inventor
Jul 11, 2019
Republication of front page of international application with corrected bibliographic data
Jul 3, 2019
(Electronic) Receipt
Jul 3, 2019
Converted Sequence Listing
Jul 3, 2019
Request for entry into the European phase
Jun 27, 2019
Communication in cases for which no other form is applicable
Jun 25, 2019
Copy of the international preliminary report on patentability
Apr 23, 2019
Information on entry into European phase
Jul 3, 2018
Priority document (electronically transmitted)
Jul 3, 2018
Priority document (electronically transmitted)
Jul 3, 2018
Priority document (electronically transmitted)
Jul 3, 2018
Priority document (electronically transmitted)
Jul 3, 2018
Priority document (electronically transmitted)
Jun 14, 2018
Converted Sequence Listing
Jun 14, 2018
Copy of the international search report
Jun 14, 2018
Published international application - A1

EP3551753

MASSACHUSETTS INSTITUTE OF TECHNOLOGY

Application Number: EP17879489A
Filing Date: Dec 8, 2017
Status: Granted And Under Opposition; May 27, 2022
Publication Date: Jun 29, 2022
External Links: Slate, Register , Google Patents

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Crispr Effector System Based Diagnostics

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Dossier Documents

EP3551753