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BRIDGE CHEM LTD

Overview
  • Total Patents
    15
About

BRIDGE CHEM LTD has a total of 15 patent applications. Its first patent ever was published in 1965. It filed its patents most often in France, United States and Australia. Its main competitors in its focus markets organic fine chemistry and macromolecular chemistry and polymers are TIANJIN YAOYU BIOLOGICAL TECH CO LTD, TEMMLER THEODOR H and FRANCIS HENRY SWINDEN CURD.

Patent filings in countries

World map showing BRIDGE CHEM LTDs patent filings in countries

Patent filings per year

Chart showing BRIDGE CHEM LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Rishman Geoffrey 3
#2 Pearce Andrew Kenneth 3
#3 Sasse Michael John 3
#4 Kelsey Richard James 3
#5 Jones Barry David 2
#6 Rishman G 2
#7 Hansell David P 1
#8 Sly James Christopher Phillips 1
#9 Hansell David Pedrick 1
#10 Phillips Sly James Christopher 1

Latest patents

Publication Filing date Title
ZA8203648B Process for preparing an aminoethylthiomethylimidazole
IE821251L Imidazole
AU8361782A Preparation of 4-(2-aminoethylthiomethyl)-5-methylimidazole
US3501494A Cyclopentanetetracarboxylic acid dimides
US3455990A Derivatives of cyclopentanetetracarboxylic acid
US3388187A Derivatives of carboxylic acids and their uses
GB1079748A Improvements in or relating to the production of chemical reagents