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Process For Transitioning Between Incompatible Catalysts - EP3237458

The patent EP3237458 was granted to Sabic on Apr 2, 2025. The application was originally filed on Dec 22, 2015 under application number EP15817345A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP3237458

SABIC
Application Number
EP15817345A
Filing Date
Dec 22, 2015
Status
Patent Maintained As Amended
Feb 28, 2025
Grant Date
Apr 2, 2025
External Links
Slate, Register, Google Patents

Patent Summary

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Patent Family

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THE DOW CHEMICALMar 17, 2023BECK GREENERADMISSIBLE

Patent Citations (31) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP1731535
INTERNATIONAL-SEARCH-REPORTEP2216347
INTERNATIONAL-SEARCH-REPORTEP2610269
INTERNATIONAL-SEARCH-REPORTJP2003064105
INTERNATIONAL-SEARCH-REPORTUS2001020072
INTERNATIONAL-SEARCH-REPORTUS2006160965
INTERNATIONAL-SEARCH-REPORTUS5672666
OPPOSITIONEP0696293
OPPOSITIONEP1316566
OPPOSITIONEP1731535
OPPOSITIONEP2216347
OPPOSITIONEP2610269
OPPOSITIONJP2003064105
OPPOSITIONUS2001020072
OPPOSITIONUS2002173601
OPPOSITIONUS2006160965
OPPOSITIONUS4543399
OPPOSITIONUS4588790
OPPOSITIONUS5442019
OPPOSITIONUS5595950
OPPOSITIONUS5672666
OPPOSITIONUS6833417
OPPOSITIONUS6897269
OPPOSITIONWO0177190
OPPOSITIONWO2004060921
OPPOSITIONWO2004111097
OPPOSITIONWO2007059867
OPPOSITIONWO2010072367
OPPOSITIONWO2013101541
OPPOSITIONWO9732905
OPPOSITIONWO9961486

Non-Patent Literature (NPL) Citations (1) New

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Citation PhaseReference Text
OPPOSITION- Thomason Richard, "Real-time observer modelling of a gas-phase ethylene polymerisation reactor", Master's Thesis, School of Chemical Engineering, University of Natal, Durban, (20000901), pages 1 - 133, XP093035645

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Dossier Documents

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