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The patent EP3655520 was granted to Frettlh on Sep 6, 2023. The application was filed on Jul 23, 2018 under application number EP18746662A. 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 |
|---|---|---|---|
| STRAWMAN | Jun 5, 2024 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO2007139321 |
| INTERNATIONAL-SEARCH-REPORT | WO2015169967 |
| INTERNATIONAL-SEARCH-REPORT | WO2016113744 |
| OPPOSITION | EP3053446 |
| OPPOSITION | GB649818 |
| OPPOSITION | US3085049 |
| OPPOSITION | US4162939 |
| OPPOSITION | WO2011154820 |
| OPPOSITION | WO2012084052 |
| OPPOSITION | WO2013034613 |
| OPPOSITION | WO2015169967 |
| OPPOSITION | WO2016033241 |
| OPPOSITION | WO2016113744 |
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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OPPO
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Authorisation
OPPO
Jun 5, 2024
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Sep 19, 2023
Aug 10, 2023
Decision to grant a European patent
Search/Exam
Jun 30, 2023
Jun 27, 2023
(Electronic) Receipt
Search/Exam
Jun 27, 2023
English translation of the claims
Search/Exam
Jun 27, 2023
Filing of the translations of the claims
Search/Exam
Jun 27, 2023
French translation of claims
Search/Exam
Jun 27, 2023
Letter accompanying subsequently filed items
Search/Exam
Feb 17, 2023
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Intention to grant (signatures)
Search/Exam
Feb 17, 2023
Text intended for grant (clean copy)
Search/Exam
Feb 17, 2023
Jul 27, 2022
Jul 19, 2022
(Electronic) Receipt
Search/Exam
Jul 19, 2022
Annexes in respect of a client data request
Search/Exam
Jul 19, 2022
Letter accompanying subsequently filed items
Search/Exam
Jul 19, 2022
Jun 21, 2022
Extension of time limit granted
Search/Exam
Jun 15, 2022
(Electronic) Receipt
Search/Exam
Jun 15, 2022
Letter accompanying subsequently filed items
Search/Exam
Jun 15, 2022
Request for extension of time limit
Search/Exam
Apr 8, 2022
Communication from the Legal Division
Search/Exam
Mar 29, 2022
(Electronic) Receipt
Search/Exam
Mar 29, 2022
Amended claims with annotations
Search/Exam
Mar 29, 2022
Amended description with annotations
Search/Exam
Mar 29, 2022
Claims
Search/Exam
Mar 29, 2022
Description
Search/Exam
Mar 29, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 29, 2022
Mar 25, 2022
(Electronic) Receipt
Search/Exam
Mar 25, 2022
Annex
Search/Exam
Mar 25, 2022
Annex
Search/Exam
Mar 25, 2022
Letter accompanying subsequently filed items
Search/Exam
Mar 25, 2022
Letter to the Legal Division
Search/Exam
Jan 20, 2022
Communication from the Legal Division
Search/Exam
Dec 8, 2021
(Electronic) Receipt
Search/Exam
Dec 8, 2021
Annexes in respect of a client data request
Search/Exam
Dec 8, 2021
Letter accompanying subsequently filed items
Search/Exam
Dec 8, 2021
Nov 22, 2021
Annex to the communication
Search/Exam
Nov 22, 2021
Communication from the Examining Division
Search/Exam
Sep 29, 2021
Jul 30, 2021
(Electronic) Receipt
Search/Exam
Jul 30, 2021
Annexes in respect of a client data request
Search/Exam
Jul 30, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 30, 2021
May 21, 2021
(Electronic) Receipt
Search/Exam
May 21, 2021
Amended claims with annotations
Search/Exam
May 21, 2021
Claims
Search/Exam
May 21, 2021
Letter accompanying subsequently filed items
Search/Exam
May 21, 2021
Jan 11, 2021
Annex to the communication
Search/Exam
Jan 11, 2021
Communication from the Examining Division
Search/Exam
Dec 7, 2020
Examination started
Search/Exam
Nov 30, 2020
(Electronic) Receipt
Search/Exam
Nov 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 30, 2020
Priority search results
Search/Exam
Nov 30, 2020
Oct 16, 2020
Sep 8, 2020
(Electronic) Receipt
Search/Exam
Sep 8, 2020
Sep 8, 2020
Amended claims with annotations
Search/Exam
Sep 8, 2020
Amendments received before examination
Search/Exam
Sep 8, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 30, 2020
Mar 17, 2020
Mar 12, 2020
Letter which had not been notified
Search/Exam
Feb 28, 2020
Feb 26, 2020
Communication to designated inventor
Search/Exam
Feb 26, 2020
Communication to designated inventor
Search/Exam
Feb 26, 2020
Communication to designated inventor
Search/Exam
Feb 26, 2020
Communication to designated inventor
Search/Exam
Feb 26, 2020
Communication to designated inventor
Search/Exam
Feb 5, 2020
(Electronic) Receipt
Search/Exam
Feb 5, 2020
Request for entry into the European phase
Search/Exam
Feb 3, 2020
Nov 29, 2019
Information on entry into European phase
Search/Exam
Feb 15, 2019
Jan 24, 2019
Copy of the international search report
Search/Exam
Jan 24, 2019
Copy of the international search report
Search/Exam
Jan 24, 2019
Published international application - A1
Search/Exam
Sep 6, 2018
Sep 6, 2018
Sep 6, 2018
Aug 13, 2018
Aug 3, 2018
Jul 23, 2018
(Electronic) Receipt
PCTRO
Jul 23, 2018
Abstract
PCTRO
Jul 23, 2018
Claims
PCTRO
Jul 23, 2018
Description
PCTRO
Jul 23, 2018
Jul 23, 2018
Drawings
PCTRO
Jul 23, 2018