The weekly litigation news digest is live. Subscribe now
The patent EP3530817 was granted to Liebherr Werk Nenzing on Dec 22, 2021. The application was filed on Jan 3, 2019 under application number EP19150164A. 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 |
|---|---|---|---|
| BAUER MASCHINEN | Sep 14, 2022 | WUNDERLICH & HEIM 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 | CN103663210 |
| OPPOSITION | DE102013007869 |
| OPPOSITION | DE10320382 |
| OPPOSITION | DE202006017724U |
| OPPOSITION | JP2008280097 |
| OPPOSITION | JPH07137614 |
| OPPOSITION | JPH09110383 |
| OPPOSITION | US9381844 |
| SEARCH | DE202006017724U |
| SEARCH | JPH07137614 |
| SEARCH | JPH09110383 |
| SEARCH | US9381844 |
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
Oct 28, 2025
Oct 24, 2025
Oct 24, 2025
Oct 21, 2025
Oct 21, 2025
Feb 27, 2025
Feb 24, 2025
(Electronic) Receipt
Appeal
Feb 24, 2025
Feb 24, 2025
Feb 24, 2025
Reply to appeal
Appeal
Oct 28, 2024
Oct 23, 2024
(Electronic) Receipt
Appeal
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Oct 23, 2024
Jul 29, 2024
Jul 29, 2024
Jul 24, 2024
(Electronic) Receipt
Appeal
Jul 24, 2024
Jul 24, 2024
Jul 24, 2024
Notice of appeal
Appeal
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Means of redress
OPPO
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
Jun 28, 2024
May 14, 2024
Apr 16, 2024
Mar 25, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Mar 14, 2024
Feb 27, 2024
Feb 22, 2024
Feb 22, 2024
Feb 22, 2024
Dec 22, 2023
Dec 20, 2023
Dec 20, 2023
Dec 20, 2023
Oct 12, 2023
Oct 11, 2023
Oct 11, 2023
Oct 11, 2023
Oct 11, 2023
Oct 11, 2023
Oct 11, 2023
Oct 11, 2023
Oct 11, 2023
Jul 14, 2023
Jul 10, 2023
Jul 10, 2023
Jul 10, 2023
Feb 1, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Jan 27, 2023
Oct 7, 2022
Oct 7, 2022
Sep 20, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Sep 14, 2022
Jan 12, 2022
Nov 25, 2021
Decision to grant a European patent
Search/Exam
Nov 11, 2021
(Electronic) Receipt
Search/Exam
Nov 11, 2021
English translation of the claims
Search/Exam
Nov 11, 2021
French translation of claims
Search/Exam
Nov 11, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 16, 2021
Jul 16, 2021
Jul 16, 2021
Intention to grant (signatures)
Search/Exam
Jul 16, 2021
Text intended for grant (clean copy)
Search/Exam
Jul 16, 2021
May 19, 2021
Examination started
Search/Exam
Jul 3, 2020
(Electronic) Receipt
Search/Exam
Jul 3, 2020
Jul 3, 2020
Amended claims with annotations
Search/Exam
Jul 3, 2020
Amendments received before examination
Search/Exam
Jul 3, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 13, 2020
Dec 11, 2019
Dec 11, 2019
European search opinion
Search/Exam
Dec 11, 2019
European search report
Search/Exam
Dec 11, 2019
Information on Search Strategy
Search/Exam
Sep 6, 2019
Sep 6, 2019
Information on Search Strategy
Search/Exam
Sep 6, 2019
Partial European search report
Search/Exam
Sep 6, 2019
Aug 8, 2019
Search started
Search/Exam
Jul 31, 2019
Notification of forthcoming publication
Search/Exam
Feb 26, 2019
Communication to designated inventor
Search/Exam
Jan 21, 2019
Letter concerning the priority
Search/Exam
Jan 21, 2019
Priority document
Search/Exam
Jan 3, 2019
Abstract
Search/Exam
Jan 3, 2019
Jan 3, 2019
Claims
Search/Exam
Jan 3, 2019
Description
Search/Exam
Jan 3, 2019
Designation of inventor
Search/Exam
Jan 3, 2019
Drawings
Search/Exam
Jan 3, 2019
Priority search results
Search/Exam
Jan 3, 2019
Request for grant of a European patent
Search/Exam