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The patent EP3783067 was granted to Lapp Engineering on Feb 16, 2022. The application was filed on Aug 21, 2019 under application number EP19192736A. 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 |
|---|---|---|---|
| FOREG | Nov 11, 2022 | KUHNEN & WACKER PATENT UND RECHTSANWALTSBURO PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP3060498 |
| DESCRIPTION | WO2014184653 |
| DESCRIPTION | WO2015162632 |
| OPPOSITION | CN102977565 |
| OPPOSITION | EP0350224 |
| OPPOSITION | EP0603876 |
| OPPOSITION | EP2723222 |
| OPPOSITION | EP3059066 |
| OPPOSITION | EP3060601 |
| OPPOSITION | EP3366470 |
| OPPOSITION | JPH04139248 |
| OPPOSITION | JPH0517590 |
| OPPOSITION | JPH06322198 |
| OPPOSITION | JPH11246727 |
| OPPOSITION | US5322866 |
| OPPOSITION | WO2012124129 |
| OPPOSITION | WO2013088443 |
| OPPOSITION | WO2015177591 |
| OPPOSITION | WO2017133820 |
| OPPOSITION | WO2017134096 |
| OPPOSITION | WO2018042339 |
| SEARCH | EP3059066 |
| SEARCH | JPH04139248 |
| SEARCH | JPH0517590 |
| SEARCH | JPH06322198 |
| SEARCH | JPH11246727 |
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 26, 2025
Sep 26, 2025
Sep 19, 2025
Sep 16, 2025
(Electronic) Receipt
Appeal
Sep 16, 2025
Sep 16, 2025
Jul 29, 2025
Jul 28, 2025
(Electronic) Receipt
Appeal
Jul 28, 2025
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(Electronic) Receipt
Appeal
Mar 25, 2025
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Mar 24, 2025
(Electronic) Receipt
Appeal
Mar 24, 2025
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Reply to appeal
Appeal
Nov 27, 2024
Nov 22, 2024
(Electronic) Receipt
Appeal
Nov 22, 2024
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Sep 18, 2024
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Sep 17, 2024
(Electronic) Receipt
Appeal
Sep 17, 2024
Sep 17, 2024
Sep 13, 2024
(Electronic) Receipt
Appeal
Sep 13, 2024
Sep 13, 2024
Notice of appeal
Appeal
Jul 22, 2024
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Means of redress
OPPO
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Authorisation
OPPO
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Mar 1, 2022
Jan 20, 2022
Decision to grant a European patent
Search/Exam
Jan 12, 2022
(Electronic) Receipt
Search/Exam
Jan 12, 2022
English translation of the claims
Search/Exam
Jan 12, 2022
Filing of the translations of the claims
Search/Exam
Jan 12, 2022
French translation of claims
Search/Exam
Jan 12, 2022
Letter accompanying subsequently filed items
Search/Exam
Dec 9, 2021
Dec 9, 2021
Dec 9, 2021
Intention to grant (signatures)
Search/Exam
Dec 9, 2021
Text intended for grant (clean copy)
Search/Exam
Dec 9, 2021
Nov 23, 2021
Examination started
Search/Exam
Oct 15, 2021
Oct 11, 2021
Annexes in respect of a client data request
Search/Exam
Oct 11, 2021
Jul 30, 2021
(Electronic) Receipt
Search/Exam
Jul 30, 2021
Jul 30, 2021
Amended description with annotations
Search/Exam
Jul 30, 2021
Amendments received before examination
Search/Exam
Jul 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2021
Jan 27, 2021
Notification of forthcoming publication
Search/Exam
Feb 17, 2020
Feb 17, 2020
European search opinion
Search/Exam
Feb 17, 2020
European search report
Search/Exam
Feb 17, 2020
Information on Search Strategy
Search/Exam
Jan 28, 2020
Search started
Search/Exam
Oct 14, 2019
Communication to designated inventor
Search/Exam
Oct 14, 2019
Communication to designated inventor
Search/Exam
Aug 21, 2019
Abstract
Search/Exam
Aug 21, 2019
Aug 21, 2019
Claims
Search/Exam
Aug 21, 2019
Description
Search/Exam
Aug 21, 2019
Designation of inventor
Search/Exam
Aug 21, 2019
Request for grant of a European patent
Search/Exam