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The patent EP3049515 was granted to Wilson Wolf Manufacturing on Mar 13, 2019. The application was filed on Sep 23, 2014 under application number EP14845082A. 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 |
|---|---|---|---|
| EUROPEAN OPPOSITIONS | Dec 13, 2019 | MAIWALD | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO0009168 |
| INTERNATIONAL-SEARCH-REPORT | EP0725134 |
| INTERNATIONAL-SEARCH-REPORT | US2005106717 |
| INTERNATIONAL-SEARCH-REPORT | US2013102075 |
| INTERNATIONAL-SEARCH-REPORT | US7799560 |
| INTERNATIONAL-SEARCH-REPORT | WO9907870 |
| OPPOSITION | EP0725134 |
| OPPOSITION | EP2471901 |
| OPPOSITION | US2005106717 |
| OPPOSITION | US2013102075 |
| OPPOSITION | US7799560 |
| OPPOSITION | WO0009168 |
| OPPOSITION | WO0056870 |
| OPPOSITION | WO2015042595 |
| OPPOSITION | WO9907870 |
| SEARCH | WO0009168 |
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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Feb 28, 2024
Feb 28, 2024
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Nov 6, 2023
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Oct 16, 2023
(Electronic) Receipt
Appeal
Oct 16, 2023
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Jul 14, 2023
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Jun 9, 2023
(Electronic) Receipt
Appeal
Jun 9, 2023
Authorisation
Appeal
Jun 9, 2023
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Dec 5, 2022
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Aug 16, 2022
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Mar 29, 2022
(Electronic) Receipt
Appeal
Mar 29, 2022
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Reply to appeal
Appeal
Nov 19, 2021
Nov 15, 2021
(Electronic) Receipt
Appeal
Nov 15, 2021
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Sep 27, 2021
Sep 27, 2021
Sep 15, 2021
(Electronic) Receipt
Appeal
Sep 15, 2021
Sep 15, 2021
Notice of appeal
Appeal
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Mar 25, 2019
Feb 14, 2019
Decision to grant a European patent
Search/Exam
Jan 25, 2019
(Electronic) Receipt
Search/Exam
Jan 25, 2019
Filing of the translations of the claims
Search/Exam
Jan 25, 2019
French translation of claims
Search/Exam
Jan 25, 2019
German translation of the claims
Search/Exam
Jan 25, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 28, 2018
Nov 28, 2018
Nov 28, 2018
Intention to grant (signatures)
Search/Exam
Nov 28, 2018
Text intended for grant (clean copy)
Search/Exam
Nov 28, 2018
Aug 24, 2018
(Electronic) Receipt
Search/Exam
Aug 24, 2018
Amended description with annotations
Search/Exam
Aug 24, 2018
Description
Search/Exam
Aug 24, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 24, 2018
Jul 20, 2018
Annex to the communication
Search/Exam
Jul 20, 2018
Communication from the Examining Division
Search/Exam
May 22, 2018
(Electronic) Receipt
Search/Exam
May 22, 2018
Amended claims with annotations
Search/Exam
May 22, 2018
Claims
Search/Exam
May 22, 2018
Letter accompanying subsequently filed items
Search/Exam
May 22, 2018
Mar 27, 2018
Mar 21, 2018
(Electronic) Receipt
Search/Exam
Mar 21, 2018
Feb 20, 2018
Feb 14, 2018
Nov 23, 2017
Annex to the communication
Search/Exam
Nov 23, 2017
Communication from the Examining Division
Search/Exam
Nov 16, 2017
Examination started
Search/Exam
Aug 10, 2017
(Electronic) Receipt
Search/Exam
Aug 10, 2017
Aug 10, 2017
Amended claims with annotations
Search/Exam
Aug 10, 2017
Amendments received before examination
Search/Exam
Aug 10, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 17, 2017
Jan 31, 2017
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European search opinion
Search/Exam
Jan 31, 2017
Information on Search Strategy
Search/Exam
Jan 31, 2017
Supplementary European search report
Search/Exam
Jan 20, 2017
Search started
Search/Exam
Jul 6, 2016
May 2, 2016
Apr 28, 2016
Communication to designated inventor
Search/Exam
Apr 13, 2016
Mar 18, 2016
(Electronic) Receipt
Search/Exam
Mar 18, 2016
Mar 18, 2016
Amended claims with annotations
Search/Exam
Mar 18, 2016
Request for entry into the European phase
Search/Exam
Jan 29, 2016
Information on entry into European phase
Search/Exam
Apr 14, 2015
Mar 26, 2015
Copy of the international search report
Search/Exam
Mar 26, 2015
Published international application - A1
Search/Exam