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The patent EP3209359 was granted to The General Hospital on Jul 1, 2020. The application was filed on Oct 20, 2015 under application number EP15853515A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| BEYOND AIR | Apr 1, 2021 | MULLER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2013181179 |
| DESCRIPTION | WO2014144151 |
| INTERNATIONAL-SEARCH-REPORT | US2001031230 |
| INTERNATIONAL-SEARCH-REPORT | US2004031248 |
| INTERNATIONAL-SEARCH-REPORT | US2008135044 |
| INTERNATIONAL-SEARCH-REPORT | US5396882 |
| INTERNATIONAL-SEARCH-REPORT | WO2013181179 |
| INTERNATIONAL-SEARCH-REPORT | WO2014085719 |
| INTERNATIONAL-SEARCH-REPORT | WO2014143842 |
| INTERNATIONAL-SEARCH-REPORT | WO2014144151 |
| OPPOSITION | US2014216452 |
| OPPOSITION | US5378436 |
| OPPOSITION | US5396882 |
| OPPOSITION | US6296827 |
| OPPOSITION | WO2013052548 |
| OPPOSITION | WO2013070712 |
| OPPOSITION | WO2013181179 |
| OPPOSITION | WO2014143842 |
| OPPOSITION | WO2014144151 |
| SEARCH | US5396882 |
| SEARCH | WO2013070712 |
| SEARCH | WO2013181179 |
| SEARCH | WO2014144151 |
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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Aug 21, 2025
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Apr 10, 2025
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Mar 28, 2025
(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Feb 28, 2025
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Dec 19, 2024
(Electronic) Receipt
Appeal
Dec 19, 2024
General enquiry
Appeal
Dec 19, 2024
Nov 7, 2024
Nov 4, 2024
(Electronic) Receipt
Appeal
Nov 4, 2024
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Sep 30, 2024
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Nov 6, 2023
Oct 31, 2023
(Electronic) Receipt
Appeal
Oct 31, 2023
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
Feb 6, 2023
Feb 1, 2023
(Electronic) Receipt
Appeal
Feb 1, 2023
Feb 1, 2023
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Feb 1, 2023
Nov 25, 2022
Nov 25, 2022
Nov 18, 2022
(Electronic) Receipt
Appeal
Nov 18, 2022
Nov 18, 2022
Notice of appeal
Appeal
Sep 29, 2022
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Means of redress
OPPO
Sep 26, 2022
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Jul 13, 2020
Jun 5, 2020
Decision to grant a European patent
Search/Exam
May 20, 2020
(Electronic) Receipt
Search/Exam
May 20, 2020
Filing of the translations of the claims
Search/Exam
May 20, 2020
French translation of claims
Search/Exam
May 20, 2020
German translation of the claims
Search/Exam
Jan 10, 2020
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Jan 10, 2020
Intention to grant (signatures)
Search/Exam
Jan 10, 2020
Text intended for grant (clean copy)
Search/Exam
Jan 10, 2020
Aug 7, 2019
(Electronic) Receipt
Search/Exam
Aug 7, 2019
Amended description with annotations
Search/Exam
Aug 7, 2019
Description
Search/Exam
Aug 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 7, 2019
Apr 12, 2019
Annex to the communication
Search/Exam
Apr 12, 2019
Communication from the Examining Division
Search/Exam
Apr 8, 2019
Examination started
Search/Exam
Nov 26, 2018
(Electronic) Receipt
Search/Exam
Nov 26, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 26, 2018
Reply to Written Opinion prepared by the EPO
Search/Exam
May 16, 2018
Apr 26, 2018
Apr 26, 2018
European search opinion
Search/Exam
Apr 26, 2018
Information on Search Strategy
Search/Exam
Apr 26, 2018
Supplementary European search report
Search/Exam
Apr 20, 2018
Submission concerning representation
Search/Exam
Apr 17, 2018
Search started
Search/Exam
Nov 24, 2017
Communication to designated inventor
Search/Exam
Oct 18, 2017
(Electronic) Receipt
Search/Exam
Oct 18, 2017
Letter concerning the inventor
Search/Exam
Sep 20, 2017
Aug 24, 2017
Letter which had not been notified
Search/Exam
Aug 2, 2017
Jul 14, 2017
Jul 12, 2017
Communication to designated inventor
Search/Exam
Jul 12, 2017
Communication to designated inventor
Search/Exam
May 15, 2017
(Electronic) Receipt
Search/Exam
May 15, 2017
May 15, 2017
Amended claims with annotations
Search/Exam
May 15, 2017
Request for entry into the European phase
Search/Exam
May 10, 2017
Apr 27, 2017
Apr 11, 2017
Mar 3, 2017
Information on entry into European phase
Search/Exam
May 17, 2016
May 17, 2016
Apr 28, 2016
Copy of the international search report
Search/Exam
Apr 28, 2016
Published international application - A1
Search/Exam