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WYANDOTTE CHEMICALS CORP

Overview
  • Total Patents
    782
About

WYANDOTTE CHEMICALS CORP has a total of 782 patent applications. Its first patent ever was published in 1939. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets macromolecular chemistry and polymers, organic fine chemistry and machines are MARLES KUHLMANN WYANDOTTE, LANKRO CHEM LTD and ITOH OIL MFG.

Patent filings in countries

World map showing WYANDOTTE CHEMICALS CORPs patent filings in countries

Patent filings per year

Chart showing WYANDOTTE CHEMICALS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Langdon William K 35
#2 Lundsted Lester G 28
#3 Otrhalek Joseph V 22
#4 Damusis Adolfas 19
#5 Jackson Donald R 19
#6 Patton Jr John T 19
#7 Bacon Leslie R 18
#8 Axelrood Seymour L 17
#9 Frisch Kurt C 17
#10 Schmolka Irving R 16

Latest patents

Publication Filing date Title
ZA7006800B Detergent compositions
US3669683A Baked goods
ES376563A3 A procedure to separate the external tissue layers of a edible vegetable product. (Machine-translation by Google Translate, not legally binding)
US3605831A Inflatable closure device
US3589444A Aqueous fluid drive system for oil recovery processes
US3577522A Methods for the treatment of shock with ethylene oxide-polypropylene glycol condensates as blood plasma substitutes
US3590125A Physiological salt solutions of ethylene oxide-polypropylene glycol condensation products as blood plasma substitutes
US3634305A Water-soluble compositions resistant to shear degradation of the polymer thereof
US3657002A Shrinkproofing wool fabrics
US3582491A Removal of inorganic catalysts from polyols
US3641151A Liquid chlorinated polyaryl-polyamine compositions
US3595267A Liquid level control device
DE1908331A1 Insecticidal compn contng one or more insecticidal
US3676469A Process for the preparation of halogenated esters
US3466305A Halogen containing ether epoxides
US3598624A Simplified processing system for preparation of predispersed pigments
US3544093A Calcining limestone
US3641240A Method for the treatment of an embolus or thrombus
US3583937A Process of preparing polyurethane-polyurea compositions having free isocyanate groups
GB1243793A Process for the production of polyether isocyanates