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Solvent For Gas Chromatograpy Mass Spectometry, And Method For Determination Of Fluorine-Containing Substances On The Surface Of Fluororesin Melt-Molded Products - EP3935379

The patent EP3935379 was granted to Chemours Mitsui Fluoroproducts on Nov 20, 2024. The application was originally filed on Mar 4, 2020 under application number EP20716041A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3935379

CHEMOURS MITSUI FLUOROPRODUCTS
Application Number
EP20716041A
Filing Date
Mar 4, 2020
Status
Granted And Under Opposition
Oct 18, 2024
Publication Date
Nov 20, 2024
External Links
Slate, Register, Google Patents

Patent Summary

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DAIKIN INDUSTRIESAug 13, 2025HOFFMANN EITLEADMISSIBLE

Patent Citations (10) New

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

Citation PhasePublication Number
DESCRIPTIONJPH085140
INTERNATIONAL-SEARCH-REPORTWO2010002024
INTERNATIONAL-SEARCH-REPORTWO2016093180
INTERNATIONAL-SEARCH-REPORTWO2016144734
INTERNATIONAL-SEARCH-REPORTWO2018131327
OPPOSITIONEP4299638
OPPOSITIONJP2015040279
OPPOSITIONJP2019006983
OTHERUS2003164334
OTHERWO2018237297

Non-Patent Literature (NPL) Citations (4) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
INTERNATIONAL-SEARCH-REPORT- MULLER U ET AL, "Gas-Chromatographische Untersuchungen an Perfluorcarbonverbindungen", JOURNAL OF CHROMATOGRAPHY A, ELSEVIER, AMSTERDAM, NL, Amsterdam, vol. 147, doi:10.1016/S0021-9673(00)85114-6, ISSN 0021-9673, (19780111), pages 31 - 40, (19780111), XP026480740 [I] 1,2 * page 32 - page 33; tables 1,2 * [A] 3-6
OPPOSITION- Experimental evidence submitted by patentee
OTHER- Fluorine Chemistry Committee 155 of Japan Society for the Promotion of Science, "Passage; Introduction to Fluorine Chemistry", Fluorine Chemistry Committee 155 of Japan Society for the Promotion of Science, Fluorine Chemistry Committee 155 of Japan Society for the Promotion of Science, Introduction to Fluorine Chemistry; First Edition, Sankyo Publishing Co., Ltd., (20040301), pages 66 - 69, ISBN 4-7827-0487-9, XP009538363
OTHER- "Introduction to Fluorine Chemistry", Fluorine Chemistry Committee 155 of Japan Society for the Promotion of Science, Sankyo Publishing Co., Ltd., (20040301), pages 66 - 69

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