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PURIFICATION ENG

Overview
  • Total Patents
    15
About

PURIFICATION ENG has a total of 15 patent applications. Its first patent ever was published in 1982. It filed its patents most often in United States, Australia and EPO (European Patent Office). Its main competitors in its focus markets biotechnology are GENARIS INC, CAMBREX IEP GMBH and CONTROL & GESTION INSTR.

Patent filings in countries

World map showing PURIFICATION ENGs patent filings in countries
# Country Total Patents
#1 United States 6
#2 Australia 2
#3 EPO (European Patent Office) 2
#4 Japan 2
#5 Canada 1
#6 Denmark 1
#7 South Africa 1

Patent filings per year

Chart showing PURIFICATION ENGs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Biotechnology

Focus technologies

# Technology
#1 Fermentation
#2 Microorganisms

Top inventors

# Name Total Patents
#1 Wood Louis L 15
#2 Calton Gary J 12
#3 Calton Gary L 1
#4 Calton Gary Jim 1
#5 Carlton Gary J 1

Latest patents

Publication Filing date Title
US4728611A Production of phenylalanine with immobilized cells
US4650755A Immobilizing microbial cells with polyfunctional aziridines
US4710467A Process for preparing phenylalanine
US4600692A Immobilized cells for preparing phenylalanine
CA1209503A Immobilized microbial cells and processes for preparing and using same
US4732851A Immobilization of cells with a polyazetidine prepolymer
US4436813A Immobilized microbial cell composition for making L-aspartic acid