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The patent EP3230704 was granted to Endresshauser Wetzer Gmbhco on Feb 22, 2023. The application was filed on Nov 3, 2015 under application number EP15793732A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| LABOM MESS UND REGELTECHNIK | Jan 3, 2020 | WASILJEFF | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102005016896 |
| DESCRIPTION | DE9209556U |
| INTERNATIONAL-SEARCH-REPORT | DE102005016896 |
| INTERNATIONAL-SEARCH-REPORT | DE102005040699 |
| INTERNATIONAL-SEARCH-REPORT | DE102006003602 |
| INTERNATIONAL-SEARCH-REPORT | DE202015103789U |
| OPPOSITION | DE102005016896 |
| OPPOSITION | DE102005040699 |
| OPPOSITION | DE102006003602 |
| OPPOSITION | DE20209525U |
| OPPOSITION | DE2912930 |
| OPPOSITION | DE3047696 |
| OPPOSITION | DE3346565 |
| OPPOSITION | DE8317879U |
| OPPOSITION | DE9209556U |
| OPPOSITION | EP0062936 |
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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Jan 27, 2023
Refund of fees
Search/Exam
Jan 26, 2023
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OPPO
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Description
OPPO
May 19, 2020
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Apr 15, 2019
Mar 7, 2019
Decision to grant a European patent
Search/Exam
Feb 21, 2019
(Electronic) Receipt
Search/Exam
Feb 21, 2019
English translation of the claims
Search/Exam
Feb 21, 2019
Filing of the translations of the claims
Search/Exam
Feb 21, 2019
French translation of claims
Search/Exam
Feb 21, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 22, 2018
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Intention to grant (signatures)
Search/Exam
Nov 22, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 22, 2018
Sep 19, 2018
Examination started
Search/Exam
Jan 10, 2018
(Electronic) Receipt
Search/Exam
Jan 10, 2018
Jan 10, 2018
Amended claims with annotations
Search/Exam
Jan 10, 2018
Amendments received before examination
Search/Exam
Jan 10, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2017
Jul 18, 2017
Jul 14, 2017
Communication to designated inventor
Search/Exam
Jul 14, 2017
Communication to designated inventor
Search/Exam
Jul 14, 2017
Communication to designated inventor
Search/Exam
Jun 27, 2017
May 17, 2017
(Electronic) Receipt
Search/Exam
May 17, 2017
Priority search results
Search/Exam
May 17, 2017
Request for entry into the European phase
Search/Exam
Apr 21, 2017
Information on entry into European phase
Search/Exam
Apr 3, 2017
Apr 3, 2017
Notification of the recording of a change
Search/Exam
Jul 5, 2016
Jun 16, 2016
Copy of the international search report
Search/Exam
Jun 16, 2016
Copy of the international search report
Search/Exam
Jun 16, 2016
Published international application - A1
Search/Exam
Feb 8, 2016
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Dec 1, 2015
Nov 20, 2015
Nov 3, 2015
(Electronic) Receipt
PCTRO
Nov 3, 2015
Abstract
PCTRO
Nov 3, 2015
Claims
PCTRO
Nov 3, 2015
Description
PCTRO
Nov 3, 2015
Nov 3, 2015
Drawings
PCTRO
Nov 3, 2015