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DUPHAR INT RES

Overview
  • Total Patents
    1,967
About

DUPHAR INT RES has a total of 1,967 patent applications. Its first patent ever was published in 1968. It filed its patents most often in EPO (European Patent Office), Japan and United States. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and basic materials chemistry are SILVERMAN RICHARD B, EISAI CO LTD and PLIVA HANDELS GMBH.

Patent filings per year

Chart showing DUPHAR INT RESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Van Wijngaarden Ineke 110
#2 Wijngaarden Ineke Van 94
#3 Hamminga Derk 90
#4 Grosscurt Arnoldus C 82
#5 Hartog Jan 80
#6 Brouwer Marius S 78
#7 Kruse Cornelis G 73
#8 Wouters Wouter 70
#9 Tulp Martinus T M 55
#10 Kruse Chris G 50

Latest patents

Publication Filing date Title
JP2004277433A Vitamin d compound and method for producing the same
US6365743B1 Process for the preparation of enantiomerically pure imidazolyl compounds
PL347635A1 New piperazine and piperidine compounds
EP1094072A1 Peptides having corticotropin releasing factor (CRF) antagonist activity
AR020773A1 COMPOUND DERIVED FROM 3- (TETRAHYDROPIRIDIN-4-IL) INDOL, METHOD TO PREPARE IT, A PHARMACEUTICAL COMPOSITION CONTAINING THEM, METHOD TO PREPARE SUCH COMPOSITION AND USE OF THE COMPOUND
AU5740399A Post-pubertary amygdala lesions as animals models for cns disorders
AU3327399A Benzisoxazole derivatives having d4-antagonistic activity
US6281216B1 2-aminoquinoline derivatives having d4-agonistic activity
TW530054B New piperazine and piperidine compounds
NL1010018C2 Quinoline and quinazoline derivatives with corticotropin releasing factor (CRF) antagonistic effect.
CA2246126A1 New piperazine compounds
EP0900792A1 Piperazine and piperidine derivatives as 5-HT1A and dopamine D2-receptor (ant)agonists
EP0884308A2 A method of preparing 16-dehydro vitamin D compounds
TW570803B Influenza vaccine
EP0919243A1 Vaccine containing B subunits of heat-labile enterotoxin (LTB) of Escherichia coli as an adjuvant
EP0939623A1 Oral delayed immediate release formulation and method of preparation therefor
IL126802D0 Vitamin d analogs and methods of preparing these compounds
BR9701767A Process for the preparation of an enanciomerically pure imidazolyl compound and acid addition salt of an enanciomerically pure imidazolyl compound
KR20000005412A Piperazine and piperidine compounds
IL126187D0 Piperazine and piperidine compounds