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INTER POLYMER RES CORP

Overview
  • Total Patents
    87
About

INTER POLYMER RES CORP has a total of 87 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Germany, United States and France. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and organic fine chemistry are Zibo dexin lianbang chemical industry co ltd, HUNTSMAN INTERNATL LLC and NEFZGER HARTMUT.

Patent filings in countries

World map showing INTER POLYMER RES CORPs patent filings in countries

Patent filings per year

Chart showing INTER POLYMER RES CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hostettler Fritz 31
#2 Lombardi Frank G 12
#3 Hostettler F 10
#4 G Lombardi Frank 8
#5 Lombardi F 4
#6 Graefe Peter U 4
#7 Fritz Hostettler 4
#8 Graefe P 3
#9 Cook William H 3
#10 H Cook William 3

Latest patents

Publication Filing date Title
US3897939A Liquid injection molding apparatus
US3957753A Liquid hydroxy-terminated polyesters
ES425273A1 Procedure for molding by injection of liquid polyurethane elastomers. (Machine-translation by Google Translate, not legally binding)
DE2400254A1 PROCESS FOR PRODUCING INJECTION MOLDED PARTS FROM POLYURETHANE FOAM
US3929730A Process for preparing polyurethanes employing a mixture of butanediol and phenylene diethanolamine as a chain extender
US3931387A Catalyst system for injection molding polyurethanes
US3853446A Liquid injection molding apparatus
US3775354A Polyurethane elastomers based on poly(epsilon-caprolactone)polyols
US3794221A Cartridge for storing, mixing and dispensing a plurality of ingredients
CA946851A Process of preparation of polyurethanes and intermediates therefor
US3806473A Polyurethane foams based on liquid poly(e-caprolactone)polyester polyols
US3666724A Equilibrated polyesters and polyurethanes based thereon
US3663511A Polyurethanes chain-extended with a hydroxyl containing amide chain extender
DE1946430A1 Polyesters and polyurethanes made from them
GB1287781A Process for the manufacture of polyurethane foams
GB1285340A Process for the manufacture of polyesters and polyurethane foams
ES369109A1 Procedure for the preparation of polyurethanes and/or useful intermediates in the obtaining of polyurethanes. (Machine-translation by Google Translate, not legally binding)
ES368801A1 Procedure for the production of polyurethanes. (Machine-translation by Google Translate, not legally binding)
CH509365A Polyurethane elastomer prodn
CH518994A Polyurethane elastomer prodn