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The patent EP3345707 was granted to Liebherr Verzahntechnik on Oct 19, 2022. The application was originally filed on Dec 11, 2017 under application number EP17206404A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102014007646 |
| OPPOSITION | DE19901338 |
| OPPOSITION | DE19910747 |
| OPPOSITION | DE3827752 |
| OPPOSITION | JP2016078186 |
| SEARCH | DE102014007646 |
| SEARCH | DE19901338 |
| SEARCH | DE19910747 |
| SEARCH | EP2093007 |
| SEARCH | JP2016078186 |
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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Description
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Description
OPPO
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Nov 2, 2022
Sep 22, 2022
Decision to grant a European patent
Search/Exam
Sep 13, 2022
(Electronic) Receipt
Search/Exam
Sep 13, 2022
English translation of the claims
Search/Exam
Sep 13, 2022
French translation of claims
Search/Exam
Sep 13, 2022
Letter accompanying subsequently filed items
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Jul 4, 2022
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Intention to grant (signatures)
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Jul 4, 2022
Text intended for grant (clean copy)
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Jul 4, 2022
Mar 8, 2022
(Electronic) Receipt
Search/Exam
Mar 8, 2022
Amended claims with annotations
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Mar 8, 2022
Amended description with annotations
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Mar 8, 2022
Claims
Search/Exam
Mar 8, 2022
Description
Search/Exam
Mar 8, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 8, 2022
Nov 16, 2021
Annex to the communication
Search/Exam
Nov 16, 2021
Communication from the Examining Division
Search/Exam
Nov 10, 2021
Examination started
Search/Exam
Jan 10, 2019
(Electronic) Receipt
Search/Exam
Jan 10, 2019
Jan 10, 2019
Amended claims with annotations
Search/Exam
Jan 10, 2019
Amendments received before examination
Search/Exam
Jan 10, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 16, 2018
Jun 13, 2018
Notification of forthcoming publication
Search/Exam
Jun 6, 2018
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European search opinion
Search/Exam
Jun 6, 2018
European search report
Search/Exam
Jun 6, 2018
Information on Search Strategy
Search/Exam
May 30, 2018
Modified abstract
Search/Exam
May 23, 2018
Search started
Search/Exam
Feb 16, 2018
(Electronic) Receipt
Search/Exam
Feb 16, 2018
Letter accompanying subsequently filed items
Search/Exam
Feb 16, 2018
Letter concerning the inventor
Search/Exam
Feb 2, 2018
Communication to designated inventor
Search/Exam
Feb 2, 2018
Communication to designated inventor
Search/Exam
Feb 2, 2018
Communication to designated inventor
Search/Exam
Feb 2, 2018
Communication to designated inventor
Search/Exam
Dec 21, 2017
Letter concerning the priority
Search/Exam
Dec 21, 2017
Priority document
Search/Exam
Dec 11, 2017
Abstract
Search/Exam
Dec 11, 2017
Dec 11, 2017
Claims
Search/Exam
Dec 11, 2017
Description
Search/Exam
Dec 11, 2017
Designation of inventor
Search/Exam
Dec 11, 2017
Drawings
Search/Exam
Dec 11, 2017
Priority search results
Search/Exam
Dec 11, 2017
Request for grant of a European patent
Search/Exam