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The patent EP3167122 was granted to Eurovia on Nov 9, 2022. The application was filed on Jul 10, 2015 under application number EP15734707A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| SCHAEFER KALK | May 2, 2023 | MAI BESIER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2399411 |
| INTERNATIONAL-SEARCH-REPORT | WO03002820 |
| INTERNATIONAL-SEARCH-REPORT | WO2014064234 |
| INTERNATIONAL-SEARCH-REPORT | WO9410247 |
| INTERNATIONAL-SEARCH-REPORT | WO9851614 |
| OPPOSITION | US2006127572 |
| OPPOSITION | US2399411 |
| OPPOSITION | US4007127 |
| OPPOSITION | WO03002820 |
| OPPOSITION | WO9410247 |
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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Mar 11, 2025
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Means of redress
OPPO
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Authorisation
OPPO
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Oct 14, 2022
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Sep 16, 2022
(Electronic) Receipt
Search/Exam
Sep 16, 2022
Annexes in respect of a client data request
Search/Exam
Sep 16, 2022
Sep 16, 2022
Request for correction of the publication
Search/Exam
Aug 17, 2022
Jul 7, 2022
Decision to grant a European patent
Search/Exam
Jun 20, 2022
Jun 8, 2022
(Electronic) Receipt
Search/Exam
Jun 8, 2022
English translation of the claims
Search/Exam
Jun 8, 2022
Filing of the translations of the claims
Search/Exam
Jun 8, 2022
German translation of the claims
Search/Exam
Jun 8, 2022
Letter accompanying subsequently filed items
Search/Exam
Feb 24, 2022
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Intention to grant (signatures)
Search/Exam
Feb 24, 2022
Text intended for grant (clean copy)
Search/Exam
Feb 24, 2022
Aug 13, 2021
(Electronic) Receipt
Search/Exam
Aug 13, 2021
Amended claims with annotations
Search/Exam
Aug 13, 2021
Claims
Search/Exam
Aug 13, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 13, 2021
Jun 10, 2021
Annex to the communication
Search/Exam
Jun 10, 2021
Communication from the Examining Division
Search/Exam
Jun 2, 2021
Examination started
Search/Exam
May 18, 2021
May 11, 2021
Letter accompanying subsequently filed items
Search/Exam
May 11, 2021
Jul 17, 2017
(Electronic) Receipt
Search/Exam
Jul 17, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 17, 2017
Reply to Written Opinion prepared by the EPO
Search/Exam
Jun 13, 2017
Submission concerning representation
Search/Exam
Apr 20, 2017
Apr 5, 2017
Communication to designated inventor
Search/Exam
Mar 30, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 30, 2017
Letter concerning the inventor
Search/Exam
Mar 6, 2017
Feb 28, 2017
Letter which had not been notified
Search/Exam
Feb 17, 2017
Feb 15, 2017
Communication to designated inventor
Search/Exam
Feb 15, 2017
Communication to designated inventor
Search/Exam
Feb 15, 2017
Communication to designated inventor
Search/Exam
Feb 15, 2017
Communication to designated inventor
Search/Exam
Feb 10, 2017
Priority search results copy provided by EPO
Search/Exam
Feb 10, 2017
Priority search results copy provided by EPO
Search/Exam
Jan 23, 2017
Dec 13, 2016
(Electronic) Receipt
Search/Exam
Dec 13, 2016
Request for entry into the European phase
Search/Exam
Nov 18, 2016
Information on entry into European phase
Search/Exam
Feb 1, 2016
Feb 1, 2016
Jan 14, 2016
Copy of the international search report
Search/Exam
Jan 14, 2016
Copy of the international search report
Search/Exam
Jan 14, 2016
Published international application - A1
Search/Exam
Sep 29, 2015
Sep 17, 2015
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Sep 15, 2015
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RO101 Declaration
PCTRO
Sep 15, 2015
Jul 10, 2015
(Electronic) Receipt
PCTRO
Jul 10, 2015
Abstract
PCTRO
Jul 10, 2015
Claims
PCTRO
Jul 10, 2015
Description
PCTRO
Jul 10, 2015
Drawings
PCTRO