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The patent EP3268538 was granted to Liebherr Werk Nenzing on Oct 27, 2021. The application was filed on Feb 26, 2016 under application number EP16708079A. 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 | Jul 21, 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 |
|---|---|
| EXAMINATION | DE10110176 |
| EXAMINATION | DE10320382 |
| EXAMINATION | DE19612423 |
| EXAMINATION | JPH03115090 |
| INTERNATIONAL-SEARCH-REPORT | DE102012019850 |
| INTERNATIONAL-SEARCH-REPORT | DE20100489U |
| OPPOSITION | CN103663210 |
| OPPOSITION | DE10110176 |
| OPPOSITION | DE102012019850 |
| OPPOSITION | DE10320382 |
| OPPOSITION | DE19612423 |
| OPPOSITION | DE20100489U |
| OPPOSITION | EP0413189 |
| OPPOSITION | EP2378053 |
| OPPOSITION | EP2378054 |
| OPPOSITION | EP3272944 |
| OPPOSITION | JPH03115090 |
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 3, 2025
Dec 3, 2025
Oct 28, 2025
Aug 1, 2025
Aug 1, 2025
Jul 29, 2025
Jul 28, 2025
Jan 9, 2025
Dec 30, 2024
(Electronic) Receipt
Appeal
Dec 30, 2024
Dec 30, 2024
Dec 30, 2024
Dec 30, 2024
Dec 30, 2024
Dec 30, 2024
Dec 30, 2024
Dec 30, 2024
Dec 30, 2024
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Dec 30, 2024
Dec 30, 2024
Reply to appeal
Appeal
Aug 29, 2024
Aug 26, 2024
(Electronic) Receipt
Appeal
Aug 26, 2024
Aug 26, 2024
Jun 27, 2024
Jun 24, 2024
(Electronic) Receipt
Appeal
Jun 24, 2024
Jun 24, 2024
Jun 14, 2024
Jun 14, 2024
Jun 5, 2024
(Electronic) Receipt
Appeal
Jun 5, 2024
Jun 5, 2024
Notice of appeal
Appeal
Apr 26, 2024
Apr 26, 2024
Apr 26, 2024
Apr 26, 2024
Apr 26, 2024
Apr 26, 2024
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Apr 26, 2024
Means of redress
OPPO
Apr 26, 2024
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Nov 9, 2021
Sep 30, 2021
Decision to grant a European patent
Search/Exam
Sep 21, 2021
(Electronic) Receipt
Search/Exam
Sep 21, 2021
English translation of the claims
Search/Exam
Sep 21, 2021
Filing of the translations of the claims
Search/Exam
Sep 21, 2021
French translation of claims
Search/Exam
May 21, 2021
May 21, 2021
May 21, 2021
Intention to grant (signatures)
Search/Exam
May 21, 2021
Text intended for grant (clean copy)
Search/Exam
May 21, 2021
Mar 30, 2021
Annex to the communication
Search/Exam
Mar 30, 2021
Consultation by telephone/in person
Search/Exam
Mar 30, 2021
Jun 5, 2019
May 28, 2019
Annex to the communication
Search/Exam
May 28, 2019
Oct 17, 2018
Amended claims with annotations
Search/Exam
Oct 17, 2018
Claims
Search/Exam
Oct 17, 2018
Description
Search/Exam
Oct 17, 2018
Oct 9, 2018
Oct 2, 2018
Aug 21, 2018
Annex to the communication
Search/Exam
Aug 21, 2018
Communication from the Examining Division
Search/Exam
Aug 14, 2018
Examination started
Search/Exam
Dec 20, 2017
Dec 15, 2017
Written request for examination
Search/Exam
Oct 19, 2017
Oct 17, 2017
Communication to designated inventor
Search/Exam
Sep 25, 2017
Jul 19, 2017
Information on entry into European phase
Search/Exam
Jul 13, 2017
(Electronic) Receipt
Search/Exam
Jul 13, 2017
Request for entry into the European phase
Search/Exam
Oct 6, 2016
Sep 15, 2016
Copy of the international search report
Search/Exam
Sep 15, 2016
Copy of the international search report
Search/Exam
Sep 15, 2016
Published international application - A1
Search/Exam
Jun 7, 2016
ISR: cited documents
PCTISA
Jun 7, 2016
Jun 6, 2016
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May 11, 2016
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Apr 12, 2016
RO101 Declaration
PCTRO
Apr 12, 2016
Mar 22, 2016
Mar 22, 2016
Mar 22, 2016
Mar 11, 2016
Mar 8, 2016
Feb 26, 2016
Abstract
PCTRO
Feb 26, 2016
Claims
PCTRO
Feb 26, 2016
Description
PCTRO
Feb 26, 2016
Feb 26, 2016
Drawings
PCTRO
Feb 26, 2016
Feb 26, 2016