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The patent EP3279614 was granted to DR Johannes Heidenhain on Oct 12, 2022. The application was filed on May 4, 2017 under application number EP17169506A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| BAUMER INNOTEC | May 20, 2020 | GRUNECKER PATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE19521252 |
| OPPOSITION | DE102011079961 |
| OPPOSITION | DE19853452 |
| OPPOSITION | DE4400482 |
| OPPOSITION | WO2015004472 |
| SEARCH | DE102006007871 |
| SEARCH | DE102008049140 |
| SEARCH | DE102009024020 |
| SEARCH | DE102011079961 |
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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Sep 15, 2022
Sep 15, 2022
Sep 12, 2022
Refund of fees
OPPO
Sep 9, 2022
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Jun 14, 2022
Refund of fees
Appeal
Jun 1, 2022
Jun 1, 2022
Jun 1, 2022
May 24, 2022
May 24, 2022
May 24, 2022
May 11, 2022
May 6, 2022
May 5, 2022
(Electronic) Receipt
Appeal
May 5, 2022
May 5, 2022
Withdrawal of an appeal
Appeal
May 2, 2022
Refund of fees
Search/Exam
Apr 12, 2022
Apr 12, 2022
Mar 29, 2022
(Electronic) Receipt
Appeal
Mar 29, 2022
Mar 29, 2022
Notice of appeal
Appeal
Jan 19, 2022
Jan 19, 2022
Jan 19, 2022
Jan 19, 2022
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Means of redress
OPPO
Jan 19, 2022
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Sep 15, 2021
Authorisation
OPPO
Sep 15, 2021
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Sep 9, 2019
Aug 1, 2019
Decision to grant a European patent
Search/Exam
Jul 18, 2019
English translation of the claims
Search/Exam
Jul 18, 2019
Filing of the translations of the claims
Search/Exam
Jul 18, 2019
French translation of claims
Search/Exam
May 16, 2019
May 16, 2019
May 16, 2019
Intention to grant (signatures)
Search/Exam
May 16, 2019
Text intended for grant (clean copy)
Search/Exam
May 16, 2019
Jun 5, 2018
Amended claims with annotations
Search/Exam
Jun 5, 2018
Claims
Search/Exam
Jun 5, 2018
Description
Search/Exam
Jun 5, 2018
Feb 12, 2018
Feb 7, 2018
Annex to the communication
Search/Exam
Feb 7, 2018
Communication from the Examining Division
Search/Exam
Jan 17, 2018
Jan 11, 2018
Jan 10, 2018
Notification of forthcoming publication
Search/Exam
Jan 5, 2018
Jan 5, 2018
European search report
Search/Exam
Jan 5, 2018
Information on Search Strategy
Search/Exam
Dec 15, 2017
Search started
Search/Exam
Jul 28, 2017
Communication to designated inventor
Search/Exam
Jul 28, 2017
Communication to designated inventor
Search/Exam
May 10, 2017
Letter concerning the priority
Search/Exam
May 10, 2017
Priority document
Search/Exam
May 4, 2017
Abstract
Search/Exam
May 4, 2017
May 4, 2017
Claims
Search/Exam
May 4, 2017
Description
Search/Exam
May 4, 2017
Designation of inventor
Search/Exam
May 4, 2017
Drawings
Search/Exam
May 4, 2017
Request for grant of a European patent
Search/Exam