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The patent EP3177459 was granted to Voith Patent on Aug 21, 2019. The application was filed on Jul 29, 2015 under application number EP15745444A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| HUYCKWANGNER AUSTRIA | May 19, 2020 | MEISSNER BOLTE PARTNERSCHAFT 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 | EP1749653 |
| INTERNATIONAL-SEARCH-REPORT | GB1058616 |
| INTERNATIONAL-SEARCH-REPORT | US4981745 |
| INTERNATIONAL-SEARCH-REPORT | WO2005013873 |
| OPPOSITION | DE102006044495 |
| OPPOSITION | DE102006044496 |
| OPPOSITION | DE102009000639 |
| OPPOSITION | DE3701531 |
| OPPOSITION | DE4332345 |
| OPPOSITION | EP1749653 |
| OPPOSITION | EP1750493 |
| OPPOSITION | GB1058616 |
| OPPOSITION | US4981745 |
| OPPOSITION | WO2004061207 |
| OPPOSITION | WO2004061216 |
| OPPOSITION | WO2004061219 |
| OPPOSITION | WO2005013873 |
| OPPOSITION | WO2006026176 |
| OPPOSITION | WO2006113046 |
| OPPOSITION | WO2012047511 |
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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Submission concerning representation
Search/Exam
Oct 30, 2019
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Jul 25, 2019
Decision to grant a European patent
Search/Exam
Jul 8, 2019
Jul 1, 2019
(Electronic) Receipt
Search/Exam
Jul 1, 2019
English translation of the claims
Search/Exam
Jul 1, 2019
Filing of the translations of the claims
Search/Exam
Jul 1, 2019
French translation of claims
Search/Exam
Jul 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Apr 16, 2019
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Intention to grant (signatures)
Search/Exam
Apr 16, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 16, 2019
Mar 28, 2019
Examination started
Search/Exam
Sep 27, 2018
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Jun 21, 2017
(Electronic) Receipt
Search/Exam
Jun 21, 2017
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Amended claims with annotations
Search/Exam
Jun 21, 2017
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Amended description with annotations
Search/Exam
Jun 21, 2017
Amendments received before examination
Search/Exam
Jun 21, 2017
Letter accompanying subsequently filed items
Search/Exam
May 29, 2017
Communication to designated inventor
Search/Exam
May 29, 2017
Communication to designated inventor
Search/Exam
May 17, 2017
Letter concerning the inventor
Search/Exam
May 17, 2017
Apr 12, 2017
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Letter which had not been notified
Search/Exam
Apr 4, 2017
Letter which had not been notified
Search/Exam
Mar 17, 2017
Mar 15, 2017
Communication to designated inventor
Search/Exam
Mar 15, 2017
Communication to designated inventor
Search/Exam
Mar 15, 2017
Communication to designated inventor
Search/Exam
Feb 24, 2017
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Feb 21, 2017
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Dec 16, 2016
Information on entry into European phase
Search/Exam
Dec 15, 2016
(Electronic) Receipt
Search/Exam
Dec 15, 2016
Priority search results
Search/Exam
Dec 15, 2016
Request for entry into the European phase
Search/Exam
Mar 1, 2016
Feb 11, 2016
Copy of the international search report
Search/Exam
Feb 11, 2016
Copy of the international search report
Search/Exam
Nov 11, 2015
Nov 2, 2015
Nov 2, 2015
Oct 15, 2015
ISR: cited documents
PCTISA
Oct 15, 2015
Oct 14, 2015
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(Electronic) Receipt
PCTISA
Oct 5, 2015
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Sep 19, 2015
Aug 18, 2015
Jul 29, 2015
(Electronic) Receipt
PCTRO
Jul 29, 2015
Abstract
PCTRO
Jul 29, 2015
Claims
PCTRO
Jul 29, 2015
Description
PCTRO
Jul 29, 2015
Drawings
PCTRO