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STEPAN CO

Overview
  • Total Patents
    1,155
  • GoodIP Patent Rank
    4,408
  • Filing trend
    ⇧ 18.0%
About

STEPAN CO has a total of 1,155 patent applications. It increased the IP activity by 18.0%. Its first patent ever was published in 1984. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets basic materials chemistry, organic fine chemistry and macromolecular chemistry and polymers are CHINA RES INSTITUTE OF DAILY CHEMICAL CO LTD, HENKEL & CIE GMBH and BERNHARDT RANDAL J.

Patent filings per year

Chart showing STEPAN COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bernhardt Randal J 265
#2 Murphy Dennis S 154
#3 Wolfe Patrick Shane 153
#4 Brown Aaron 140
#5 Masters Ronald A 138
#6 Malec Andrew D 117
#7 Allen Dave R 112
#8 Dong Xue Min 105
#9 Sajic Branko 96
#10 Alonso Marcos 93

Latest patents

Publication Filing date Title
WO2021019470A1 Corrosion-inhibiting surfactants
WO2020257112A1 Polyester diverting agents for low-temperature oil wells
WO2020227322A1 Esteramine compositions
WO2020219885A1 Polyol-epoxide polymers for nvh damping applications
WO2020185513A1 Reactive surfactants
WO2021015821A1 Non-aquequs solder flux composition
WO2020131729A1 One-component adhesive compositions
SG11202100501YA Reduced-residue hard surface cleaner and method for determining film/streak
AU2019300158A1 Esterquat compositions
CA3104977A1 Demulsifying method for drilling fluids
CN112204066A Polyol blends and rigid foams having improved low temperature R values
WO2019164883A1 Solid-solid phase-change materials
CN111655805A Polyols for low VOC polyurethane applications
WO2019099316A1 Microemulsion flowback aids for oilfield uses
KR20200060503A Polymer dispersant from aralkylated phenol
KR20200081374A Polymer dispersant from phenyl glycidyl ether
WO2019050909A1 Corrosion inhibitors for oilfield applications
CA3072770A1 Friction reducer for hydraulic fracturing
AU2018317380A1 Agricultural compositions containing structured surfactant systems
WO2019040262A1 Hardness and flatness tester