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The patent EP3258902 was granted to Maquet on Aug 22, 2018. The application was filed on Feb 4, 2016 under application number EP16706544A. 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 |
|---|---|---|---|
| KARL STORZ | May 21, 2019 | WITTE | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | FR2819173 |
| INTERNATIONAL-SEARCH-REPORT | US2012194436 |
| OPPOSITION | EP0523881 |
| OPPOSITION | US2007291006 |
| OPPOSITION | US6133847 |
| OPPOSITION | US7089612 |
| OPPOSITION | US7461350 |
| OPPOSITION | US7669261 |
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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Means of redress
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Sep 3, 2018
Jul 26, 2018
Decision to grant a European patent
Search/Exam
Jul 2, 2018
(Electronic) Receipt
Search/Exam
Jul 2, 2018
English translation of the claims
Search/Exam
Jul 2, 2018
Filing of the translations of the claims
Search/Exam
Jul 2, 2018
French translation of claims
Search/Exam
Jul 2, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 8, 2018
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Intention to grant (signatures)
Search/Exam
Mar 8, 2018
Text intended for grant (clean copy)
Search/Exam
Mar 8, 2018
Jan 17, 2018
Examination started
Search/Exam
Dec 4, 2017
Communication to designated inventor
Search/Exam
Nov 29, 2017
Nov 27, 2017
(Electronic) Receipt
Search/Exam
Nov 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Nov 27, 2017
Letter concerning the inventor
Search/Exam
Nov 2, 2017
Oct 12, 2017
Letter which had not been notified
Search/Exam
Sep 22, 2017
Communication to designated inventor
Search/Exam
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Communication to designated inventor
Search/Exam
Sep 22, 2017
Communication to designated inventor
Search/Exam
Sep 22, 2017
Communication to designated inventor
Search/Exam
Sep 5, 2017
Aug 7, 2017
(Electronic) Receipt
Search/Exam
Aug 7, 2017
Priority search results
Search/Exam
Aug 7, 2017
Request for entry into the European phase
Search/Exam
Jul 11, 2017
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Notification of the recording of a change
Search/Exam
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Notification of the recording of a change
Search/Exam
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Notification of the recording of a change
Search/Exam
Jul 11, 2017
Notification of the recording of a change
Search/Exam
Jun 30, 2017
Information on entry into European phase
Search/Exam
Sep 14, 2016
Aug 25, 2016
Copy of the international search report
Search/Exam
Aug 25, 2016
Aug 25, 2016
Published international application - A1
Search/Exam
May 17, 2016
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Feb 4, 2016
(Electronic) Receipt
PCTRO
Feb 4, 2016
Abstract
PCTRO
Feb 4, 2016
Claims
PCTRO
Feb 4, 2016
Description
PCTRO
Feb 4, 2016
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Drawings
PCTRO
Feb 4, 2016