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The patent EP3277115 was granted to MJ on Jul 31, 2019. The application was filed on Apr 4, 2016 under application number EP16716047A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| SIMONE PERELE | Apr 7, 2020 | CRONIN | ADMISSIBLE |
| GILSA | Jan 23, 2020 | REGIMBEAU | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US3411508 |
| INTERNATIONAL-SEARCH-REPORT | CA901751 |
| INTERNATIONAL-SEARCH-REPORT | US2542881 |
| INTERNATIONAL-SEARCH-REPORT | US3077885 |
| INTERNATIONAL-SEARCH-REPORT | US5162015 |
| OPPOSITION | CN201430927Y |
| OPPOSITION | CN201451404U |
| OPPOSITION | FR1416514 |
| OPPOSITION | US2542881 |
| OPPOSITION | US3077885 |
| OPPOSITION | US3109431 |
| OPPOSITION | US3216425 |
| OPPOSITION | US3411508 |
| OPPOSITION | US3465754 |
| OPPOSITION | US3935865 |
| OPPOSITION | US6547636 |
| OTHER | EP3156920 |
| OTHER | EP3277115 |
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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Decision to grant a European patent
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(Electronic) Receipt
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Jun 19, 2019
English translation of the claims
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Jun 19, 2019
Filing of the translations of the claims
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German translation of the claims
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Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Feb 26, 2019
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(Electronic) Receipt
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Jan 17, 2019
Letter accompanying subsequently filed items
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Jan 17, 2019
Observations by third parties
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Jan 10, 2019
(Electronic) Receipt
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Jan 10, 2019
Amended claims with annotations
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Jan 10, 2019
Amended description with annotations
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Jan 10, 2019
Claims
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Jan 10, 2019
Description
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Jan 10, 2019
Letter accompanying subsequently filed items
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Jan 10, 2019
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Nov 12, 2018
(Electronic) Receipt
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Nov 12, 2018
Letter accompanying subsequently filed items
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Letter which had not been notified
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Aug 27, 2018
Non-patent literature filed by a third party
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Observations by third parties
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Jul 30, 2018
Communication to designated inventor
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(Electronic) Receipt
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Jul 24, 2018
Letter accompanying subsequently filed items
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Jul 24, 2018
Letter concerning the inventor
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Jul 13, 2018
Annex to the communication
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Jul 13, 2018
Communication from the Examining Division
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Jul 6, 2018
Examination started
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May 9, 2018
(Electronic) Receipt
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May 9, 2018
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Amended claims with annotations
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Amendments received before examination
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Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Letter which had not been notified
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Communication to designated inventor
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Nov 2, 2017
Priority search results copy provided by EPO
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Oct 17, 2017
Oct 2, 2017
(Electronic) Receipt
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Oct 2, 2017
Request for entry into the European phase
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Aug 11, 2017
Information on entry into European phase
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Oct 27, 2016
Oct 6, 2016
Copy of the international search report
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Oct 6, 2016
Copy of the international search report
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Oct 6, 2016
Published international application - A1
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Jun 9, 2016
ISR: cited documents
PCTISA
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Abstract
PCTISA
Apr 4, 2016
Annex
PCTISA
Apr 4, 2016
Claims
PCTISA
Apr 4, 2016
Description
PCTISA
Apr 4, 2016
Drawings
PCTISA