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The patent EP3586950 was granted to Foshan Gold Silver River Intelligent Equipment on May 3, 2023. The application was filed on Aug 13, 2018 under application number EP18851560A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| BUHLER | Feb 2, 2024 | PRINZ & PARTNER MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CN203277555U |
| OPPOSITION | EP1512185 |
| OPPOSITION | JP2015029975 |
| OPPOSITION | US2014061547 |
| OPPOSITION | US2017062797 |
| OPPOSITION | WO2014128190 |
| OPPOSITION | WO2017056488 |
| SEARCH | JP2005222772 |
| SEARCH | JP2017042746 |
| SEARCH | US2016052171 |
| SEARCH | US2018093394 |
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.
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Decision to grant a European patent
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Mar 24, 2023
(Electronic) Receipt
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Mar 24, 2023
Filing of the translations of the claims
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Mar 24, 2023
French translation of claims
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Mar 24, 2023
German translation of the claims
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Dec 20, 2022
Document concerning representation
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Intention to grant (signatures)
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Nov 29, 2022
Text intended for grant (clean copy)
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Nov 29, 2022
Nov 9, 2022
(Electronic) Receipt
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Nov 9, 2022
Amended description with annotations
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Nov 9, 2022
Amended drawings with annotations
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Nov 9, 2022
Description
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Nov 9, 2022
Drawings
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Nov 9, 2022
Letter accompanying subsequently filed items
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Nov 9, 2022
Sep 6, 2022
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Intention to grant (signatures)
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Sep 6, 2022
Text intended for grant (clean copy)
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Sep 6, 2022
Aug 17, 2022
Jul 27, 2022
Examination started
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Mar 1, 2021
(Electronic) Receipt
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Mar 1, 2021
Letter accompanying subsequently filed items
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Mar 1, 2021
Feb 24, 2021
Feb 15, 2021
(Electronic) Receipt
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Feb 15, 2021
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Amended claims with annotations
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Feb 15, 2021
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Amended description with annotations
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Feb 15, 2021
Amendments received before examination
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Feb 15, 2021
Letter accompanying subsequently filed items
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Nov 26, 2020
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European search opinion
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Nov 9, 2020
Information on Search Strategy
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Nov 9, 2020
Supplementary European search report
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Oct 27, 2020
Search started
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Mar 17, 2020
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Dec 4, 2019
Notification of forthcoming publication
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Oct 10, 2019
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Sep 27, 2019
(Electronic) Receipt
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Sep 27, 2019
Abstract
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Sep 27, 2019
Claims
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Sep 27, 2019
Description
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Sep 27, 2019
Drawings
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Sep 27, 2019
Matter concerning the application
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Sep 27, 2019
Request for entry into the European phase
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Mar 27, 2019
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Mar 7, 2019
Copy of the international search report
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Mar 7, 2019
Mar 7, 2019
International publication pamphlet
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