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IP Verse

Organic Heat Transfer System, Method And Fluid - EP3984092

The patent EP3984092 was granted to The Lubrizol on Mar 29, 2023. The application was filed on Jun 12, 2020 under application number EP20751759A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3984092

THE LUBRIZOL
Application Number
EP20751759A
Filing Date
Jun 12, 2020
Status
Granted And Under Opposition
Feb 24, 2023
Publication Date
Mar 29, 2023
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (11)

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.

CompanyOpposition DateRepresentativeOpposition Status
AFTON CHEMICALDec 29, 2023J A KEMPADMISSIBLE
KREISEL ELECTRICDec 29, 2023HUBSCHER & PARTNER PATENTANWALTEADMISSIBLE
VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBBDec 29, 2023VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBBADMISSIBLE
BOULT WADE TENNANTDec 28, 2023BOULT WADE TENNANTADMISSIBLE
HITACHI ENERGYDec 28, 2023MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBBADMISSIBLE
HOFFMANN EITLEDec 28, 2023HOFFMANN EITLEADMISSIBLE
TOTALENERGIES ONE TECHDec 27, 2023AUGUST DEBOUZYADMISSIBLE
FUCHSDec 21, 2023MEPAT PATENTANWALTEADMISSIBLE
CASTROLDec 20, 2023DRYWOODADMISSIBLE
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJDec 15, 2023SHELL LEGAL SERVICESADMISSIBLE
M&I MATERIALSNov 21, 2023GREENWOODSADMISSIBLE

Patent Citations (80) New

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

Citation PhasePublication Number
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OPPOSITIONEP3422834
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OPPOSITIONFR3062522
OPPOSITIONFR3068448
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OPPOSITIONJP2005317259
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OPPOSITIONJPWO2009066518
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Dossier Documents

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