IP Verse

Stabilized Organophosphorous Compounds - EP3143031

The patent EP3143031 was granted to DOW Technology Investments on Nov 4, 2020. The application was originally filed on Apr 20, 2015 under application number EP15721918A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP3143031

DOW TECHNOLOGY INVESTMENTS
Application Number
EP15721918A
Filing Date
Apr 20, 2015
Status
Opposition Rejected
Apr 21, 2023
Grant Date
Nov 4, 2020
External Links
Slate, Register, Google Patents

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EVONIK OPERATIONSAug 4, 2021EISENFUHR SPEISER -

Patent Citations (51) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONUS2013225849
DESCRIPTIONUS3283037
DESCRIPTIONUS3415906
DESCRIPTIONUS3437720
DESCRIPTIONUS3527809
DESCRIPTIONUS4277627
DESCRIPTIONUS4567302
DESCRIPTIONUS4567306
DESCRIPTIONUS4599206
DESCRIPTIONUS4668651
DESCRIPTIONUS4717775
DESCRIPTIONUS4748261
DESCRIPTIONUS4769498
DESCRIPTIONUS4774361
DESCRIPTIONUS4835299
DESCRIPTIONUS4885401
DESCRIPTIONUS5059710
DESCRIPTIONUS5113022
DESCRIPTIONUS5179055
DESCRIPTIONUS5202297
DESCRIPTIONUS5235113
DESCRIPTIONUS5254741
DESCRIPTIONUS5264616
DESCRIPTIONUS5277532
DESCRIPTIONUS5288918
DESCRIPTIONUS5312996
DESCRIPTIONUS5364950
DESCRIPTIONUS5391801
DESCRIPTIONUS5430194
DESCRIPTIONUS5527950
DESCRIPTIONUS5681473
DESCRIPTIONUS5741942
DESCRIPTIONUS5741944
DESCRIPTIONWO2009120210
DESCRIPTIONWO2013066712
DESCRIPTIONWO2013098370
EXAMINATIONDE1800675
EXAMINATIONUS4650894
INTERNATIONAL-SEARCH-REPORTDE102005042464
INTERNATIONAL-SEARCH-REPORTEP0149894
INTERNATIONAL-SEARCH-REPORTEP0285136
INTERNATIONAL-SEARCH-REPORTEP0577042
INTERNATIONAL-SEARCH-REPORTEP0590611
INTERNATIONAL-SEARCH-REPORTUS5741942
INTERNATIONAL-SEARCH-REPORTUS5744650
INTERNATIONAL-SEARCH-REPORTWO2005039762
INTERNATIONAL-SEARCH-REPORTWO2012145241
INTERNATIONAL-SEARCH-REPORTWO2013184350
INTERNATIONAL-SEARCH-REPORTWO2014051975
INTERNATIONAL-SEARCH-REPORTWO2014149915
INTERNATIONAL-SEARCH-REPORTWO9720798

Non-Patent Literature (NPL) Citations (2) New

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

Citation PhaseReference TextLink
EXAMINATION- FELL B ET AL, "Herstellung von hydrolysestabilen Ammoniumsalzen sulfonierter Phosphite und deren Einsatz als Cokatalysatoren in der rhodiumkatakysierten Hydroformylierung//Hydrolytic Stable Ammonium Salts of Sulfonated Organic Phosphites and their Use as Cocatalysts in the Rhodium-catalyzed Hydroformylation of Ole", JOURNAL FUER PRAKTISCHE CHE, WILEY VCH, WEINHEIM, DE, (19930101), vol. 335, no. 1, ISSN 1436-9966, pages 75 - 82, XP009092807-
EXAMINATION- IMAEV M G, "THE SAPONIFICATION OF TRIALKYL PHOSPHITES IN THE PRESENCE OF INORGANIC AND ORGANIC BASES", JOURNAL OF GENERAL CHEMISTRY USSR, CONSULTANTS BUREAU, NEW YORK, NY, US, (19610101), vol. 31, ISSN 0022-1279, pages 1651 - 1653, XP001146765-

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