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ROURE BERTRAND DUPONT SA

Overview
  • Total Patents
    227
About

ROURE BERTRAND DUPONT SA has a total of 227 patent applications. Its first patent ever was published in 1948. It filed its patents most often in Switzerland, United States and France. Its main competitors in its focus markets organic fine chemistry, basic materials chemistry and machines are SHANGHAI WANXIANG FLAVORS AND FRAGRANCES CO LTD, GIVAUDAN CORP and CHENGDU WEIENSI TECH CO LTD.

Patent filings per year

Chart showing ROURE BERTRAND DUPONT SAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Teisseire Paul Jose 42
#2 Plattier Marcel 26
#3 Teisseire Paul J 11
#4 Maupetit Pierre 9
#5 Corbier Bernard Pierre 7
#6 Giraudi Edouard 7
#7 Paul Jose Teisseire 7
#8 Pesnelle Pierre 7
#9 Shimizu Bernard 6
#10 Auger Bernard 6

Latest patents

Publication Filing date Title
EP0266648A2 Polysubstituted norcaranes
US4822910A Process for the production of substituted benzoic acid esters
EP0261351A2 Stable, aqueous or aqueous-alcoholic solutions of perfume oils
EP0133960A2 Process for the preparation of esters of substituted benzoic acids
EP0074543A1 Bicyclic alcohols, a process for their preparation and odoriferous compositions containing them
JPS56103125A Tricyclic compound
EP0031965A2 Process for the preparation of tricyclic compounds, intermediates useful in said process, novel tricyclic compounds so prepared and the use thereof as odoriferous agents
NL7707639A Process for preparing oxocyclopentyl and oxocyclohexyl compounds.
US4146740A Intermediates useful in the production of norpatchoulenol
CH617851A5 Use of 5-oxa-2-methyl-7-phenyl-2-heptene as a fragrance
US4190561A Esters of cyclohexene, odoriferous compositions containing said esters and process for the preparation thereof
US4064060A Epoxy alcohol tricyclic norsesquiterpene derivative and compositions containing the same
US4064181A Preparation of novel ethers
US4115326A Perfuming of composition using 3-(10-undecenyloxy)proprionitrile
CH614692A5 Process for the preparation of cyclic ketones
GB1457719A Process for the preparation of norpatchoulenol
US4055594A Intermediates useful for the production of norpatchoulenol
US3953471A Ketals of 4-acetyl-3,3,5,5-tetramethylcyclohexanone
US3953516A Mono-enol ethers of 4-acetyl-3,3,5,5-tetramethylcyclohexanone
US3953515A 4-Acetyl-3,3,5,5 tetraalkylcyclohexanones