Learn more

BRITISH CHROME CHEMICALS LTD

Overview
  • Total Patents
    45
About

BRITISH CHROME CHEMICALS LTD has a total of 45 patent applications. Its first patent ever was published in 1968. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets materials and metallurgy, surface technology and coating and basic materials chemistry are NAT TITANIUM PIGMENTS LTD, KREBS PIGMENT AND COLOR CORP and TITAN GMBH.

Patent filings in countries

World map showing BRITISH CHROME CHEMICALS LTDs patent filings in countries
# Country Total Patents
#1 Germany 5
#2 France 5
#3 United Kingdom 5
#4 Italy 5
#5 United States 5
#6 South Africa 4
#7 Japan 3
#8 Netherlands 3
#9 Australia 2
#10 Belgium 2
#11 Sweden 2
#12 Canada 1
#13 EPO (European Patent Office) 1
#14 Spain 1
#15 Norway 1

Patent filings per year

Chart showing BRITISH CHROME CHEMICALS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Swales Danvers A 7
#2 Marshall Michael A 6
#3 Swales Danvers Allin 6
#4 Marshall Michael Annesley 4
#5 Swales D 3
#6 Marshall M 2
#7 Ashpole R F 2
#8 Crowther J C 2
#9 Mitsushieru Anrei Maashiyaru 1
#10 Middleton Robert 1

Latest patents

Publication Filing date Title
GB8819464D0 Process of treating chromite ore & ore-wastes
ZA8104951B Productions of chromium trioxide
AU6139880A Producing chromium trioxide
US4296076A Chromic oxide production
ZA8000691B Process for the production of chromium trioxide
FR2414477A1 Process for producing contaminated chromic oxide with less than 40 parts per million sulfur
ZA7900073B Chromic oxide production
GB2012739A Chromic oxide production
DE2401767A1 GALVANIC CHROMING PROCESS AND THE BASIC CHROME (III) HYDROXYHALOGENIDE PRODUCTS USED IN IT AS A CHROMION SOURCE
GB1442415A Sodium sulphate compositions and their production
GB1437818A Electrodeposition of chromium