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The patent EP3852862 was granted to Three Peaks Medical on Oct 18, 2023. The application was filed on Sep 20, 2019 under application number EP19862400A. 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 |
|---|---|---|---|
| RIECK | Jul 18, 2024 | FUCHS PATENTANWALTE PARTNERSCHAFT MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2014142509 |
| INTERNATIONAL-SEARCH-REPORT | US2017014157 |
| INTERNATIONAL-SEARCH-REPORT | US2018207395 |
| INTERNATIONAL-SEARCH-REPORT | US5318588 |
| INTERNATIONAL-SEARCH-REPORT | US6228068 |
| INTERNATIONAL-SEARCH-REPORT | US6616678 |
| INTERNATIONAL-SEARCH-REPORT | WO2016164079 |
| OPPOSITION | US2001012950 |
| OPPOSITION | US2010324490 |
| OPPOSITION | US2011282156 |
| OPPOSITION | US2014012281 |
| OPPOSITION | US2014142509 |
| OPPOSITION | US2016074067 |
| OPPOSITION | US2017014157 |
| OPPOSITION | US2018043133 |
| OPPOSITION | US2018207395 |
| OPPOSITION | US4921479 |
| OPPOSITION | US5318588 |
| OPPOSITION | US6228068 |
| OPPOSITION | US8790387 |
| OPPOSITION | WO2014081810 |
| OPPOSITION | WO2015063497 |
| OPPOSITION | WO2016164079 |
| SEARCH | US2010324490 |
| SEARCH | US2011282156 |
| SEARCH | US2014012281 |
| SEARCH | US2014142509 |
| SEARCH | US2016074067 |
| SEARCH | US2018043133 |
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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Oct 31, 2023
Sep 21, 2023
Decision to grant a European patent
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Aug 21, 2023
(Electronic) Receipt
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Aug 21, 2023
Filing of the translations of the claims
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Aug 21, 2023
French translation of claims
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Aug 21, 2023
German translation of the claims
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Aug 21, 2023
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Apr 21, 2023
Text intended for grant (clean copy)
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Apr 21, 2023
Feb 27, 2023
(Electronic) Receipt
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Feb 27, 2023
(Electronic) Receipt
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Feb 27, 2023
Amended claims with annotations
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Feb 27, 2023
Amended claims with annotations
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Feb 27, 2023
Amended description with annotations
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Feb 27, 2023
Claims
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Claims
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Feb 27, 2023
Description
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Feb 27, 2023
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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(Electronic) Receipt
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Feb 16, 2023
General authorisation
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Letter accompanying subsequently filed items
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Feb 16, 2023
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(Electronic) Receipt
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Feb 13, 2023
Letter accompanying subsequently filed items
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Feb 13, 2023
Oct 19, 2022
Annex to the communication
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Oct 19, 2022
Communication from the Examining Division
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Oct 12, 2022
Examination started
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Jun 20, 2022
(Electronic) Receipt
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Jun 20, 2022
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Amended claims with annotations
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Jun 1, 2022
Amendments received before examination
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Jun 1, 2022
Letter accompanying subsequently filed items
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May 30, 2022
(Electronic) Receipt
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May 30, 2022
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Amended claims with annotations
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May 30, 2022
Amendments received before examination
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May 30, 2022
Letter accompanying subsequently filed items
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May 27, 2022
(Electronic) Receipt
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May 27, 2022
General authorisation
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May 27, 2022
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(Electronic) Receipt
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General authorisation
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European search opinion
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Nov 12, 2021
Information on Search Strategy
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Nov 12, 2021
Supplementary European search report
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Oct 26, 2021
Search started
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Jun 30, 2021
Apr 20, 2021
(Electronic) Receipt
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Apr 20, 2021
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Amended claims with annotations
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Apr 20, 2021
Amendments received before examination
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Apr 20, 2021
Request for entry into the European phase
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Information on entry into European phase
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Oct 8, 2020
Notification of election of EPO
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Apr 14, 2020
Mar 26, 2020
Copy of the international search report
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Mar 26, 2020
Published international application - A1
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