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The patent EP3293409 was granted to Gigant Trenkamp & Gehle on Oct 16, 2019. The application was filed on Sep 7, 2017 under application number EP17189964A. 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 |
|---|---|---|---|
| BPW BERGISCHE ACHSEN | Jul 2, 2020 | DREISS PATENTANWALTE PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE10027942 |
| OPPOSITION | DE10241867 |
| OPPOSITION | DE2360736 |
| OPPOSITION | DE3025757 |
| OPPOSITION | DE3107124 |
| OPPOSITION | DE3335807 |
| OPPOSITION | DE3924849 |
| OPPOSITION | DE3942651 |
| OPPOSITION | EP1431070 |
| OPPOSITION | US6076896 |
| OPPOSITION | WO2013054280 |
| SEARCH | DE10241867 |
| SEARCH | DE3942651 |
| SEARCH | WO2013054280 |
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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May 7, 2025
May 7, 2025
May 7, 2025
Apr 7, 2025
Apr 7, 2025
Mar 24, 2025
(Electronic) Receipt
Appeal
Mar 24, 2025
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Mar 14, 2025
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(Electronic) Receipt
Appeal
Mar 13, 2025
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Feb 26, 2025
(Electronic) Receipt
Appeal
Feb 26, 2025
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(Electronic) Receipt
Appeal
Jan 20, 2025
Jan 20, 2025
Dec 19, 2024
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Dec 18, 2024
(Electronic) Receipt
Appeal
Dec 18, 2024
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Dec 10, 2024
Dec 10, 2024
Dec 5, 2024
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Feb 21, 2024
Feb 12, 2024
(Electronic) Receipt
Appeal
Feb 12, 2024
Feb 12, 2024
Jul 28, 2023
Apr 28, 2023
Apr 20, 2023
(Electronic) Receipt
Appeal
Apr 20, 2023
Apr 20, 2023
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Claims
Appeal
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Claims
Appeal
Apr 20, 2023
Apr 20, 2023
Reply to appeal
Appeal
Jan 2, 2023
Dec 12, 2022
(Electronic) Receipt
Appeal
Dec 12, 2022
Dec 12, 2022
Oct 20, 2022
Oct 20, 2022
Oct 11, 2022
(Electronic) Receipt
Appeal
Oct 11, 2022
Oct 11, 2022
Notice of appeal
Appeal
Aug 10, 2022
Aug 4, 2022
Aug 2, 2022
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Means of redress
OPPO
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Oct 28, 2019
Sep 19, 2019
Decision to grant a European patent
Search/Exam
Sep 5, 2019
English translation of the claims
Search/Exam
Sep 5, 2019
Filing of the translations of the claims
Search/Exam
Sep 5, 2019
French translation of claims
Search/Exam
May 15, 2019
May 15, 2019
May 15, 2019
Intention to grant (signatures)
Search/Exam
May 15, 2019
Text intended for grant (clean copy)
Search/Exam
May 15, 2019
Apr 18, 2019
Examination started
Search/Exam
Jul 10, 2018
Jul 10, 2018
Amended claims with annotations
Search/Exam
Jul 10, 2018
Jul 10, 2018
Amended description with annotations
Search/Exam
Jul 10, 2018
Amendments received before examination
Search/Exam
Mar 19, 2018
Feb 14, 2018
Notification of forthcoming publication
Search/Exam
Feb 9, 2018
Feb 9, 2018
European search opinion
Search/Exam
Feb 9, 2018
European search report
Search/Exam
Feb 9, 2018
Information on Search Strategy
Search/Exam
Feb 3, 2018
Modified abstract
Search/Exam
Jan 26, 2018
Search started
Search/Exam
Dec 8, 2017
Designation of inventor
Search/Exam
Dec 8, 2017
Letter concerning the inventor
Search/Exam
Nov 13, 2017
Communication to designated inventor
Search/Exam
Nov 13, 2017
Communication to designated inventor
Search/Exam
Oct 4, 2017
Deficiency in designation of inventor
Search/Exam
Sep 26, 2017
Authorisation
Search/Exam
Sep 26, 2017
Designation of inventor
Search/Exam
Sep 26, 2017
Letter concerning the priority
Search/Exam
Sep 26, 2017
Priority document
Search/Exam
Sep 20, 2017
Payment of fees and costs
Search/Exam
Sep 20, 2017
Payment of fees and costs
Search/Exam
Sep 7, 2017
Abstract
Search/Exam
Sep 7, 2017
Sep 7, 2017
Claims
Search/Exam
Sep 7, 2017
Description
Search/Exam
Sep 7, 2017
Drawings
Search/Exam
Sep 7, 2017
Priority search results
Search/Exam
Sep 7, 2017
Request for grant of a European patent
Search/Exam