Patent No. EP3768983 (titled "Wind Turbine Gearbox And Method For Producing A Wind Turbine Gearbox") was filed by Miba Gleitlager Austria on Mar 20, 2019. The application was issued on Jan 19, 2022.

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 |
|---|---|---|
| KUGLER BIMETAL | Oct 19, 2022 | MURGITROYD |
| SCHAEFFLER | Oct 19, 2022 | DTS PATENT UND RECHTSANWALTE PARTMBB |
| ZF FRIEDRICHSHAFEN | Oct 19, 2022 | ZF FRIEDRICHSHAFEN |
| CLEVELAND SCOTT YORK | Oct 18, 2022 | CLEVELAND SCOTT YORK |
| RENK | Oct 18, 2022 | SCHLOTTER |
| FLENDER | Oct 14, 2022 | MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB |
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
Get instant alerts for new documents
Jan 14, 2026
Jan 14, 2026
Jan 14, 2026
Jan 14, 2026
Jan 14, 2026
Jan 14, 2026
Jan 13, 2026
Jan 13, 2026
Jan 13, 2026
Jan 13, 2026
Jan 13, 2026
Jan 13, 2026
Jan 13, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 9, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 8, 2026
Jan 7, 2026
Jan 7, 2026
Jan 7, 2026
Dec 23, 2025
Dec 23, 2025
Dec 23, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 15, 2025
Dec 10, 2025
Dec 10, 2025
Dec 10, 2025
Nov 19, 2025
Nov 19, 2025
Nov 19, 2025
Nov 19, 2025
Nov 19, 2025
Nov 19, 2025
Nov 14, 2025
Nov 14, 2025
Nov 14, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 19, 2025
Sep 16, 2025
Sep 16, 2025
Sep 16, 2025
Apr 8, 2025
Apr 8, 2025
Apr 8, 2025
Apr 8, 2025
Apr 8, 2025
Apr 8, 2025
Apr 1, 2025
Apr 1, 2025
Apr 1, 2025
Apr 1, 2025
Apr 1, 2025
Apr 1, 2025
Apr 1, 2025
Apr 1, 2025
Apr 1, 2025
Apr 1, 2025
Mar 19, 2025
Mar 19, 2025
Mar 19, 2025
Mar 19, 2025
Mar 19, 2025
Mar 19, 2025
Mar 12, 2025
Mar 12, 2025
Mar 12, 2025
Feb 25, 2025
Feb 25, 2025
Feb 25, 2025
Feb 25, 2025
Feb 25, 2025
Feb 25, 2025
Feb 25, 2025
Feb 25, 2025
Feb 25, 2025
Feb 25, 2025
Feb 20, 2025
Feb 20, 2025
Feb 20, 2025
Feb 20, 2025
Feb 20, 2025
Feb 20, 2025
Feb 20, 2025
Feb 19, 2025
Feb 19, 2025
Feb 19, 2025
Feb 18, 2025
Feb 18, 2025
Feb 18, 2025
Feb 18, 2025
Feb 18, 2025
Feb 18, 2025
Feb 11, 2025
Feb 11, 2025
Feb 11, 2025
Feb 11, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Feb 3, 2025
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 16, 2024
Oct 10, 2024
Oct 10, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 22, 2024
Mar 18, 2024
Mar 18, 2024
Mar 18, 2024
Mar 18, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Feb 13, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Feb 8, 2024
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 28, 2023
Apr 21, 2023
Apr 21, 2023
Apr 21, 2023
Mar 14, 2023
Mar 14, 2023
Mar 14, 2023
Mar 14, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Mar 8, 2023
Nov 8, 2022
Nov 8, 2022
Nov 8, 2022
Nov 8, 2022
Nov 8, 2022
Nov 8, 2022
Nov 8, 2022
Oct 26, 2022
Oct 26, 2022
Oct 26, 2022
Oct 26, 2022
Oct 26, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 19, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 18, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Oct 14, 2022
Feb 1, 2022
Dec 23, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Dec 10, 2021
Sep 16, 2021
Sep 16, 2021
Sep 16, 2021
Sep 16, 2021
Sep 16, 2021
Jul 26, 2021
Jan 13, 2021
Nov 5, 2020
Oct 28, 2020
Oct 28, 2020
Oct 20, 2020
Oct 20, 2020
Oct 5, 2020
Sep 28, 2020
Sep 28, 2020
Jul 31, 2020
Feb 12, 2020
Feb 12, 2020
Feb 12, 2020
Feb 12, 2020
Feb 12, 2020
Feb 11, 2020
Jan 31, 2020
Jan 22, 2020
Jan 17, 2020
Jan 17, 2020
Jan 17, 2020
Jan 17, 2020
Jan 17, 2020
Jan 17, 2020
Oct 14, 2019
Sep 26, 2019
Sep 26, 2019
Sep 26, 2019
Jul 18, 2019
Jul 18, 2019
Jul 18, 2019
Jul 18, 2019
Jul 18, 2019
May 14, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 30, 2019
Apr 3, 2019