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BERK LTD

Overview
  • Total Patents
    95
About

BERK LTD has a total of 95 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United Kingdom, Germany and France. Its main competitors in its focus markets macromolecular chemistry and polymers, surface technology and coating and materials and metallurgy are TONGCHENG HUIQI INDUSTRY AND TRADE CO LTD, NANJING UNIV BOPING ELECTRONIC INFORMATION CO LTD and SHANGHAI GIANT ENERGY SAVING MATERIALS CO LTD.

Patent filings in countries

World map showing BERK LTDs patent filings in countries

Patent filings per year

Chart showing BERK LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jolles Zvi Enrico 9
#2 Jonas Donald Moore 6
#3 Holman Donald John 5
#4 Abbott Clive John 4
#5 Soar D 4
#6 Enrico Jolles Zvi 4
#7 Moore Jonas Donald 4
#8 Godfrey Soar Denis 3
#9 Kudelka Vitezslav 3
#10 Currie William Albert 3

Latest patents

Publication Filing date Title
GB9010411D0 Electrolytic conversion of bromide to bromate
GB8910737D0 Electrolytic conversion of bromide to bromate
AU4369272A Flame retardant composition
GB1321700A Fire retardant polymeric compositions
GB1308213A Purification of organic compounds
GB1298880A Improvements in or relating to polymer compositions
GB1222738A Polymer compositions including fire retardants
GB1213888A Flame spraying gun
GB1215632A Proportioning systems
GB1211206A Synthetic polymer composition having improved fire resistance
GB1194407A Brominated Siloxanes and their preparation
GB1223678A Polymer compositions having anti-static properties
US3520708A Manufacture of calcium sulphate hemihydrate
GB1161696A Improvements in or relating to Fluid Pressure-actuated Reciprocating Motors
GB1121736A Improvements in or relating to polyolefin compositions
GB1124683A Improvements in or relating to polymer compositions
GB1158163A Improvements in or relating to Polymer Compositions
GB1107283A Expandable polystyrene compositions and expanded polystyrene formed therefrom
GB1118063A Fire retarded organic polymeric materials
GB1115097A Fused salt solidification process