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The patent EP3327127 was granted to Massachusetts Institute OF Technology on Mar 24, 2021. The application was filed on Dec 12, 2013 under application number EP17199166A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| PATENT BOUTIQUE | Jun 29, 2021 | PATENT BOUTIQUE | ADMISSIBLE |
| GRUND | Jun 11, 2021 | GRUND | ADMISSIBLE |
| CRISPR THERAPEUTICS | Apr 7, 2021 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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| DESCRIPTION | US20090511940 |
| DESCRIPTION | WO1994US05700 |
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| DESCRIPTION | EP0264166 |
| DESCRIPTION | EP1519714 |
| DESCRIPTION | EP1664316 |
| DESCRIPTION | EP1766035 |
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| DESCRIPTION | US2003087817 |
| DESCRIPTION | US2004013648 |
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| OPPOSITION | EP0280811 |
| OPPOSITION | EP2771468 |
| OPPOSITION | EP2931897 |
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| OPPOSITION | WO2014093622 |
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.
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Feb 25, 2021
Decision to grant a European patent
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Feb 10, 2021
(Electronic) Receipt
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Feb 10, 2021
Filing of the translations of the claims
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Feb 10, 2021
French translation of claims
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Feb 10, 2021
German translation of the claims
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Feb 10, 2021
Letter accompanying subsequently filed items
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Oct 13, 2020
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Oct 13, 2020
Intention to grant (signatures)
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Oct 13, 2020
Text intended for grant (clean copy)
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Oct 13, 2020
Text intended for grant (sequence listing)
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Oct 13, 2020
Jun 23, 2020
(Electronic) Receipt
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Jun 23, 2020
Amended claims with annotations
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Jun 23, 2020
Amended description with annotations
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Jun 23, 2020
Claims
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Jun 23, 2020
Description
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Jun 23, 2020
Letter accompanying subsequently filed items
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Jun 23, 2020
Feb 17, 2020
Annex to the communication
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Feb 17, 2020
Communication from the Examining Division
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Dec 27, 2019
(Electronic) Receipt
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Dec 27, 2019
Amended claims with annotations
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Dec 27, 2019
Claims
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Dec 27, 2019
Letter accompanying subsequently filed items
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Dec 27, 2019
Oct 23, 2019
Oct 22, 2019
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Oct 18, 2019
(Electronic) Receipt
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Oct 18, 2019
Letter accompanying subsequently filed items
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Oct 18, 2019
Oct 17, 2019
(Electronic) Receipt
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Oct 17, 2019
Letter accompanying subsequently filed items
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Oct 17, 2019
Jun 19, 2019
Annex to the communication
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Jun 19, 2019
Communication from the Examining Division
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Jun 13, 2019
Examination started
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Nov 30, 2018
(Electronic) Receipt
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Nov 30, 2018
Nov 30, 2018
Amended claims with annotations
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Nov 30, 2018
Amendments received before examination
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Nov 30, 2018
Letter accompanying subsequently filed items
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Nov 30, 2018
Nov 30, 2018
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Nov 30, 2018
Jun 5, 2018
May 3, 2018
Notification of forthcoming publication
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Mar 26, 2018
Communication to designated inventor
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Mar 12, 2018
(Electronic) Receipt
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Mar 12, 2018
Letter concerning the inventor
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Mar 9, 2018
Mar 9, 2018
European search opinion
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Mar 9, 2018
European search report
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Mar 9, 2018
Information on Search Strategy
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Mar 1, 2018
Feb 23, 2018
Letter which had not been notified
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Feb 7, 2018
Search started
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Jan 23, 2018
(Electronic) Receipt
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Jan 23, 2018
Claims
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Jan 23, 2018
Letter accompanying subsequently filed items
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Jan 23, 2018
Matter concerning the application
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Jan 17, 2018
Refund of fees
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Dec 22, 2017
Communication to designated inventor
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Dec 22, 2017
Communication to designated inventor
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Dec 22, 2017
Communication to designated inventor
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Dec 22, 2017
Communication to designated inventor
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Nov 13, 2017
Invitation to file claims
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Oct 30, 2017
Abstract
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Oct 30, 2017
Oct 30, 2017
Converted Sequence Listing
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Oct 30, 2017
Description
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Oct 30, 2017
Designation of inventor
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Oct 30, 2017
Drawings
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Oct 30, 2017
Request for grant of a European patent
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Jul 7, 2014
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