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The patent EP3294476 was granted to ALU NT KFT on Jul 20, 2022. The application was filed on May 12, 2016 under application number EP16774976A. 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 |
|---|---|---|---|
| NEMAK EUROPE | Apr 3, 2020 | COHAUSZ & FLORACK | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US7689784 |
| DESCRIPTION | US7695763 |
| DESCRIPTION | WO03072715 |
| DESCRIPTION | WO2008030706 |
| DESCRIPTION | WO2010083034 |
| DESCRIPTION | WO2014000042 |
| INTERNATIONAL-SEARCH-REPORT | CN104014717 |
| INTERNATIONAL-SEARCH-REPORT | JPS5731463 |
| OPPOSITION | DE1925703 |
| OPPOSITION | EP0572058 |
| OPPOSITION | KR100907949B |
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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OPPO
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Authorisation
OPPO
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General enquiry
OPPO
Jun 25, 2020
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Jul 15, 2019
Jun 6, 2019
Decision to grant a European patent
Search/Exam
Apr 25, 2019
(Electronic) Receipt
Search/Exam
Apr 25, 2019
French translation of claims
Search/Exam
Apr 25, 2019
German translation of the claims
Search/Exam
Apr 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Dec 18, 2018
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Intention to grant (signatures)
Search/Exam
Dec 18, 2018
Text intended for grant (clean copy)
Search/Exam
Dec 18, 2018
Nov 28, 2018
Examination started
Search/Exam
Nov 6, 2018
Oct 24, 2018
(Electronic) Receipt
Search/Exam
Oct 24, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 24, 2018
Sep 13, 2018
(Electronic) Receipt
Search/Exam
Sep 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 13, 2018
Priority search results
Search/Exam
Aug 13, 2018
Feb 21, 2018
Dec 21, 2017
Dec 19, 2017
Communication to designated inventor
Search/Exam
Nov 27, 2017
Jun 12, 2017
Information regarding early processing
Search/Exam
May 9, 2017
(Electronic) Receipt
Search/Exam
May 9, 2017
Request for entry into the European phase
Search/Exam
Apr 20, 2017
Copy of the international search report
Search/Exam
Apr 20, 2017
Published international application - A9
Search/Exam
Mar 9, 2017
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Published international application - A4
Search/Exam
Feb 21, 2017
Jan 12, 2017
Dec 22, 2016
Copy of the international search report
Search/Exam
Dec 22, 2016
Dec 6, 2016
Nov 18, 2016
ISR: cited documents
PCTISA
Nov 17, 2016
Published international application - A2
Search/Exam
Nov 16, 2016
Nov 16, 2016
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Oct 14, 2016
Aug 31, 2016
Abstract
PCTISA
Aug 31, 2016
Claims
PCTISA
Aug 31, 2016
Description
PCTISA
Aug 31, 2016
Drawings
PCTISA
Aug 31, 2016
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