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The patent EP3241974 was granted to Athmer OHG on May 1, 2019. The application was filed on Dec 23, 2003 under application number EP17178352A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| ASSA ABLOY SCHWEIZ | Jan 31, 2020 | CLERC | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | AT4091U |
| OPPOSITION | DE20300265U |
| OPPOSITION | EP0338974 |
| OPPOSITION | EP0509961 |
| OPPOSITION | EP1191182 |
| OPPOSITION | EP1233137 |
| OPPOSITION | EP1279791 |
| OPPOSITION | EP1439278 |
| SEARCH | DE20002108U |
| SEARCH | GB2231360 |
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
OPPO
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Description
OPPO
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May 13, 2019
Apr 4, 2019
Decision to grant a European patent
Search/Exam
Apr 3, 2019
Refund of fees
Search/Exam
Mar 22, 2019
(Electronic) Receipt
Search/Exam
Mar 22, 2019
English translation of the claims
Search/Exam
Mar 22, 2019
Filing of the translations of the claims
Search/Exam
Mar 22, 2019
French translation of claims
Search/Exam
Mar 22, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2018
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Intention to grant (signatures)
Search/Exam
Dec 12, 2018
Text intended for grant (clean copy)
Search/Exam
Dec 12, 2018
Nov 9, 2018
Examination started
Search/Exam
Jan 30, 2018
(Electronic) Receipt
Search/Exam
Jan 30, 2018
Jan 30, 2018
Amended claims with annotations
Search/Exam
Jan 30, 2018
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Amended description with annotations
Search/Exam
Jan 30, 2018
Amendments received before examination
Search/Exam
Jan 30, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 13, 2017
Oct 11, 2017
Notification of forthcoming publication
Search/Exam
Aug 21, 2017
Communication to designated inventor
Search/Exam
Aug 21, 2017
Communication to designated inventor
Search/Exam
Aug 17, 2017
Refund of fees
Search/Exam
Aug 10, 2017
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European search opinion
Search/Exam
Aug 10, 2017
European search report
Search/Exam
Aug 10, 2017
Information on Search Strategy
Search/Exam
Aug 4, 2017
Modified abstract
Search/Exam
Jun 29, 2017
(Electronic) Receipt
Search/Exam
Jun 29, 2017
Jun 28, 2017
Abstract
Search/Exam
Jun 28, 2017
Jun 28, 2017
Claims
Search/Exam
Jun 28, 2017
Description
Search/Exam
Jun 28, 2017
Designation of inventor
Search/Exam
Jun 28, 2017
Drawings
Search/Exam
Jun 28, 2017
Dec 27, 2003
Priority document
Search/Exam