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The patent EP3237615 was granted to Massachusetts Institute OF Technology on Jul 26, 2023. The application was filed on Dec 21, 2015 under application number EP15831022A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 | Nov 12, 2020 | PATENT BOUTIQUE | ADMISSIBLE |
| JAMES POOLE | Nov 11, 2020 | CARPMAELS & RANSFORD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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| DESCRIPTION | EP0264166 |
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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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Jun 29, 2023
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Description
OPPO
Jun 20, 2023
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Refund of fees
Appeal
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Mar 29, 2023
(Electronic) Receipt
Appeal
Mar 29, 2023
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Withdrawal of an appeal
Appeal
Feb 9, 2023
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(Electronic) Receipt
Appeal
Feb 3, 2023
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
Dec 17, 2019
(Electronic) Receipt
Search/Exam
Dec 17, 2019
Filing of the translations of the claims
Search/Exam
Dec 17, 2019
French translation of claims
Search/Exam
Dec 17, 2019
German translation of the claims
Search/Exam
Dec 17, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 22, 2019
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Intention to grant (signatures)
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Aug 22, 2019
Text intended for grant (clean copy)
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Aug 22, 2019
Aug 8, 2019
Jul 31, 2019
(Electronic) Receipt
Search/Exam
Jul 31, 2019
Amended claims with annotations
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Jul 31, 2019
Amended description with annotations
Search/Exam
Jul 31, 2019
Claims
Search/Exam
Jul 31, 2019
Description
Search/Exam
Jul 31, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 31, 2019
May 9, 2019
Annexes in respect of a client data request
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May 9, 2019
Annexes in respect of a client data request
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May 9, 2019
General authorisation
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May 9, 2019
Letter accompanying subsequently filed items
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Request for correction
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Apr 12, 2019
Annex to the communication
Search/Exam
Apr 12, 2019
Communication from the Examining Division
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(Electronic) Receipt
Search/Exam
Dec 5, 2018
Amended claims with annotations
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Annex
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Dec 5, 2018
Claims
Search/Exam
Dec 5, 2018
Claims
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Dec 5, 2018
Letter accompanying subsequently filed items
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Dec 5, 2018
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Annex to the communication
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Aug 7, 2018
Communication from the Examining Division
Search/Exam
Jul 31, 2018
Examination started
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Feb 9, 2018
(Electronic) Receipt
Search/Exam
Feb 9, 2018
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Amended claims with annotations
Search/Exam
Feb 9, 2018
Amended description with annotations
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Feb 9, 2018
Amendments received before examination
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Feb 9, 2018
Description
Search/Exam
Feb 9, 2018
Letter accompanying subsequently filed items
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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(Electronic) Receipt
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Converted Sequence Listing
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Request for entry into the European phase
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May 8, 2017
Information on entry into European phase
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Jul 21, 2016
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Copy of the international search report
Search/Exam
Jun 30, 2016
Published international application - A1
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Apr 29, 2016
ISR: cited documents
PCTISA
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Abstract
PCTISA
Jan 18, 2016
Annex
PCTISA
Jan 18, 2016
Claims
PCTISA
Jan 18, 2016
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Description
PCTISA
Jan 18, 2016
Drawings
PCTISA
Jan 18, 2016
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