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The patent EP3405366 was granted to Gerhardi Kunststofftechnik on Jul 7, 2021. The application was filed on Jan 18, 2017 under application number EP17703336A. 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 |
|---|---|---|---|
| VOLKSWAGEN | Apr 7, 2022 | LIEBL | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102014015185 |
| DESCRIPTION | DE202009012788U |
| EXAMINATION | DE202005010582U |
| INTERNATIONAL-SEARCH-REPORT | DE202016000238U |
| INTERNATIONAL-SEARCH-REPORT | EP0954052 |
| INTERNATIONAL-SEARCH-REPORT | JP2014160157 |
| INTERNATIONAL-SEARCH-REPORT | US2011052839 |
| INTERNATIONAL-SEARCH-REPORT | WO2014120757 |
| OPPOSITION | DE102007034170 |
| OPPOSITION | DE102008057332 |
| OPPOSITION | DE102013007378 |
| OPPOSITION | DE102015003207 |
| OPPOSITION | DE112014000598T |
| OPPOSITION | DE202013102543U |
| OPPOSITION | DE202016000238U |
| OPPOSITION | EP0791911 |
| OPPOSITION | EP0954052 |
| OPPOSITION | EP2311689 |
| OPPOSITION | US2011052839 |
| OPPOSITION | US4556588 |
| OPPOSITION | WO2017125450 |
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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Dec 15, 2025
Dec 15, 2025
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Dec 11, 2025
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Oct 30, 2025
(Electronic) Receipt
Appeal
Oct 30, 2025
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Claims
Appeal
Oct 30, 2025
Claims
Appeal
Oct 30, 2025
Claims
Appeal
Oct 30, 2025
Description
Appeal
Oct 30, 2025
Description
Appeal
Oct 30, 2025
Description
Appeal
Oct 30, 2025
Oct 30, 2025
Reply to appeal
Appeal
Aug 14, 2025
(Electronic) Receipt
Appeal
Aug 14, 2025
Authorisation
Appeal
Aug 14, 2025
Aug 14, 2025
Feb 17, 2025
Brief communication
Appeal
Feb 17, 2025
Brief communication
Appeal
Feb 17, 2025
Jan 31, 2025
(Electronic) Receipt
Appeal
Jan 31, 2025
Annex
Appeal
Jan 31, 2025
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Jan 8, 2025
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Dec 24, 2024
(Electronic) Receipt
Appeal
Dec 24, 2024
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Nov 27, 2024
(Electronic) Receipt
Appeal
Nov 27, 2024
Annex
Appeal
Nov 27, 2024
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(Electronic) Receipt
Appeal
Aug 29, 2024
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Jun 27, 2024
(Electronic) Receipt
Appeal
Jun 27, 2024
Jun 27, 2024
Notice of appeal
Appeal
May 6, 2024
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Means of redress
OPPO
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Jul 20, 2021
Jun 10, 2021
Decision to grant a European patent
Search/Exam
May 26, 2021
(Electronic) Receipt
Search/Exam
May 26, 2021
English translation of the claims
Search/Exam
May 26, 2021
Filing of the translations of the claims
Search/Exam
May 26, 2021
French translation of claims
Search/Exam
Mar 22, 2021
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Intention to grant (signatures)
Search/Exam
Mar 22, 2021
Text intended for grant (clean copy)
Search/Exam
Mar 22, 2021
Mar 2, 2021
Annex to a communication
Search/Exam
Mar 2, 2021
Annex to the communication
Search/Exam
Mar 2, 2021
Consultation by telephone/in person
Search/Exam
Mar 2, 2021
Mar 1, 2021
(Electronic) Receipt
Search/Exam
Mar 1, 2021
Amended claims with annotations
Search/Exam
Mar 1, 2021
Amended description with annotations
Search/Exam
Mar 1, 2021
Annex to a communication
Search/Exam
Mar 1, 2021
Annex to the communication
Search/Exam
Mar 1, 2021
Claims
Search/Exam
Mar 1, 2021
Consultation by telephone/in person
Search/Exam
Mar 1, 2021
Description
Search/Exam
Mar 1, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2021
Mar 1, 2021
Dec 21, 2020
(Electronic) Receipt
Search/Exam
Dec 21, 2020
Amended claims with annotations
Search/Exam
Dec 21, 2020
Claims
Search/Exam
Dec 21, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 21, 2020
Oct 27, 2020
Oct 21, 2020
(Electronic) Receipt
Search/Exam
Oct 21, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 21, 2020
Jun 23, 2020
Annex to the communication
Search/Exam
Jun 23, 2020
Communication from the Examining Division
Search/Exam
Jan 8, 2020
(Electronic) Receipt
Search/Exam
Jan 8, 2020
Amended claims with annotations
Search/Exam
Jan 8, 2020
Claims
Search/Exam
Jan 8, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2020
Oct 25, 2019
Oct 17, 2019
Jul 2, 2019
Annex to the communication
Search/Exam
Jul 2, 2019
Communication from the Examining Division
Search/Exam
Jun 26, 2019
Examination started
Search/Exam
Apr 23, 2019
(Electronic) Receipt
Search/Exam
Apr 23, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 23, 2019
Apr 16, 2019
Oct 31, 2018
Aug 28, 2018
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Communication to designated inventor
Search/Exam
Aug 13, 2018
Aug 8, 2018
(Electronic) Receipt
Search/Exam
Aug 8, 2018
Aug 8, 2018
Amended claims with annotations
Search/Exam
Aug 8, 2018
Aug 8, 2018
Amended description with annotations
Search/Exam
Aug 8, 2018
Amendments received before examination
Search/Exam
Aug 8, 2018
Request for entry into the European phase
Search/Exam
Jun 4, 2018
Information on entry into European phase
Search/Exam
Aug 14, 2017
Jul 27, 2017
Copy of the international search report
Search/Exam
Jul 27, 2017
Copy of the international search report
Search/Exam
Jul 27, 2017
Published international application - A1
Search/Exam
Apr 4, 2017
Apr 4, 2017
Apr 4, 2017
Feb 7, 2017
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Jan 25, 2017
Jan 18, 2017
(Electronic) Receipt
PCTRO
Jan 18, 2017
Abstract
PCTRO
Jan 18, 2017
Claims
PCTRO
Jan 18, 2017
Description
PCTRO
Jan 18, 2017
Jan 18, 2017
Drawings
PCTRO
Jan 18, 2017