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BERG LLOYD

Overview
  • Total Patents
    192
About

BERG LLOYD has a total of 192 patent applications. Its first patent ever was published in 1981. It filed its patents most often in United States. Its main competitors in its focus markets organic fine chemistry, chemical engineering and machines are ENICHEM AUGUSTA SPA, WARNER R JAY and POLLUTION PREVENTING RES.

Patent filings in countries

World map showing BERG LLOYDs patent filings in countries
# Country Total Patents
#1 United States 192

Patent filings per year

Chart showing BERG LLOYDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Berg Lloyd 192
#2 Yeh An-I 34
#3 Yang Zuyin 11
#4 Szabados Rudolph J 9
#5 Vosburgh Mark G 9
#6 Wytcherley Randi W 9
#7 Paffhausen Marc W 5
#8 Bentu George 5
#9 Wendt Kraig M 4
#10 Rall Richard R 3

Latest patents

Publication Filing date Title
US5597455A Separation of 3-carene and limonene by extractive distillation
US5582693A Separation of 3-carene and limonene by azeotropic distillation
US5580427A Separation of butyraldehyde from ethanol by azeotropic distillation
US5599979A Separation of formic acid from acetic acid by extractive distillation
US5633402A Separation of formic acid from acetic acid by azeotropic distillation
US5466345A Separation of o-xylene from p-xylene and m-xylene by azeotropic distillation
US5453167A Separation of xylenes by extractive distillation
US5445715A Separation of m-xylene from xylenes by azeotropic distillation
US5425854A Separation of methylene chloride from tetrahydrofuran by extractive distillation
US5470443A Separation of isopropanol from 2-butanone by extractive distillation
US5423954A Separation of 2-butanone from isopropanol by azeotropic distillation
US5417814A Separation of 3-methyl-2-butanol from 2-pentanol by extractive distillation
US5439561A Separation of 3-methyl-2-butanol from 2-pentanol by azeotropic
US5453166A Separation of ethanol from 2-butanone by extractive distillation
US5415741A Separation of ethanol from isopropanol by azeotropic distillation
US5445716A Separation of ethanol from isopropanol by extractive distillation
US5407540A Separation of 3-methyl-2-butanol from 1-butanol by extractive distillation
US5407541A Separation of 3-methyl-2-butanol from 2-pentanol by azeotropic distillation
US5437770A Separation of ethanol from isopropanol by azeotropic distillation
US5407542A Separation of 3-methyl-2-butanol from 1-butanol by azeotropic distillation