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The patent EP3359867 was granted to Cryostar on Nov 16, 2022. The application was filed on Oct 5, 2016 under application number EP16793944A. 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 |
|---|---|---|---|
| LAIR LIQUIDE | Jun 29, 2020 | AIR LIQUIDE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | FR2997165 |
| INTERNATIONAL-SEARCH-REPORT | FR3006742 |
| OPPOSITION | CN101968160 |
| OPPOSITION | CN103470956 |
| OPPOSITION | JP2001301900 |
| OPPOSITION | JP2008281109 |
| OPPOSITION | JP2014047801 |
| OPPOSITION | JPS63199998 |
| OPPOSITION | US2014261867 |
| OPPOSITION | US5549142 |
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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Oct 20, 2022
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Refund of fees
Appeal
Jun 30, 2022
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(Electronic) Receipt
Appeal
Jun 14, 2022
Jun 14, 2022
Withdrawal of an appeal
Appeal
May 27, 2022
May 16, 2022
(Electronic) Receipt
Appeal
May 16, 2022
May 16, 2022
Notice of appeal
Appeal
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Means of redress
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Document concerning representation
Search/Exam
Oct 22, 2019
Payment submission rejected
Search/Exam
Oct 14, 2019
Sep 5, 2019
Decision to grant a European patent
Search/Exam
Aug 22, 2019
(Electronic) Receipt
Search/Exam
Aug 22, 2019
English translation of the claims
Search/Exam
Aug 22, 2019
Filing of the translations of the claims
Search/Exam
Aug 22, 2019
German translation of the claims
Search/Exam
Aug 22, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 24, 2019
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Intention to grant (signatures)
Search/Exam
Jun 14, 2019
Text intended for grant (clean copy)
Search/Exam
Jun 14, 2019
May 8, 2019
Examination started
Search/Exam
Oct 22, 2018
(Electronic) Receipt
Search/Exam
Oct 22, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 22, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
Jul 18, 2018
May 14, 2018
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Communication to designated inventor
Search/Exam
May 5, 2018
Priority search results copy provided by EPO
Search/Exam
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Apr 5, 2018
(Electronic) Receipt
Search/Exam
Apr 5, 2018
Request for entry into the European phase
Search/Exam
Feb 16, 2018
Information on entry into European phase
Search/Exam
May 2, 2017
Apr 13, 2017
Copy of the international search report
Search/Exam
Apr 13, 2017
Copy of the international search report
Search/Exam
Apr 13, 2017
Published international application - A1
Search/Exam
Feb 10, 2017
ISR: cited documents
PCTISA
Feb 10, 2017
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Oct 5, 2016
Abstract
PCTISA
Oct 5, 2016
Claims
PCTISA
Oct 5, 2016
Description
PCTISA
Oct 5, 2016
Drawings
PCTISA