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The patent EP3436187 was granted to Time Service Catalyst Handling on Jun 17, 2020. The application was filed on Mar 31, 2017 under application number EP17713975A. 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 |
|---|---|---|---|
| TOTALENERGIES RAFFINAGE CHIMIE | Mar 16, 2021 | FEDIT LORIOT | ADMISSIBLE |
| CREALYST GROUP | Oct 2, 2020 | LLR | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0482991 |
| DESCRIPTION | EP0588999 |
| DESCRIPTION | EP1749568 |
| DESCRIPTION | EP2648837 |
| DESCRIPTION | EP2851575 |
| DESCRIPTION | US2012205007 |
| DESCRIPTION | US2013298507 |
| DESCRIPTION | US4972884 |
| DESCRIPTION | US6467513 |
| DESCRIPTION | WO2005051814 |
| INTERNATIONAL-SEARCH-REPORT | EP0482991 |
| INTERNATIONAL-SEARCH-REPORT | US2012205007 |
| INTERNATIONAL-SEARCH-REPORT | US4972884 |
| OPPOSITION | BE899420 |
| OPPOSITION | EP0482991 |
| OPPOSITION | US3206044 |
| OPPOSITION | US3599878 |
| OPPOSITION | US3966124 |
| OPPOSITION | US4972884 |
| OPPOSITION | US5593268 |
| OPPOSITION | US5735319 |
| OPPOSITION | US6923389 |
| OPPOSITION | WO2005051814 |
| OPPOSITION | WO2011029815 |
| OPPOSITION | WO2011083222 |
| OPPOSITION | WO2012076761 |
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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English translation of the claims
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May 8, 2020
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French translation of claims
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May 8, 2020
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Jan 15, 2020
Description
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Jan 15, 2020
Letter accompanying subsequently filed items
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Jan 15, 2020
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Intention to grant (signatures)
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Nov 22, 2019
Text intended for grant (clean copy)
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Nov 22, 2019
Oct 10, 2019
Examination started
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May 20, 2019
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May 20, 2019
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Amended claims with annotations
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May 20, 2019
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May 20, 2019
Letter accompanying subsequently filed items
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Mar 25, 2019
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Mar 25, 2019
Letter accompanying subsequently filed items
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Jan 9, 2019
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Communication to designated inventor
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Oct 31, 2018
Priority search results copy provided by EPO
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Oct 10, 2018
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Oct 10, 2018
Request for entry into the European phase
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Information on entry into European phase
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Notification of election of EPO
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Oct 5, 2017
Copy of the international search report
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Copy of the international search report
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Oct 5, 2017
Published international application - A1
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Sep 12, 2017
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PCT demand form
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PCTRO
Mar 31, 2017
Abstract
PCTRO
Mar 31, 2017
Claims
PCTRO
Mar 31, 2017
Description
PCTRO
Mar 31, 2017
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Drawings
PCTRO
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