Learn more

SULPHUR DEV INST CANADA

Overview
  • Total Patents
    26
About

SULPHUR DEV INST CANADA has a total of 26 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Canada, United States and Australia. Its main competitors in its focus markets materials and metallurgy, civil engineering and macromolecular chemistry and polymers are CHONGQING SINCERE BOND PAVEMENT MAT CO LTD, KOMNICK G M B H MASCHF and KARL HALBACH.

Patent filings in countries

World map showing SULPHUR DEV INST CANADAs patent filings in countries
# Country Total Patents
#1 Canada 5
#2 United States 5
#3 Australia 2
#4 EPO (European Patent Office) 2
#5 South Africa 2
#6 Argentina 1
#7 Brazil 1
#8 Germany 1
#9 Egypt 1
#10 Spain 1
#11 United Kingdom 1
#12 Ireland 1
#13 Israel 1
#14 Norway 1
#15 Portugal 1

Patent filings per year

Chart showing SULPHUR DEV INST CANADAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shrive Nigel Graham 5
#2 Gillott Jack Edney 4
#3 Gillott Jack E 4
#4 Loov Robert E 4
#5 Shrive Nigel G 4
#6 Jordaan Ian J 4
#7 Loov Robert Edmund 4
#8 Jordaan Ian Jacques 4
#9 Woodhams Raymond T 2
#10 Shrive N 2

Latest patents

Publication Filing date Title
US4426458A Fiber reinforced sulphur concretes
US4426456A Freeze/thaw durable sulphur compositions
CA1195020A Freeze/thaw durable sulphur compositions
ES8103000A1 Process for the preparation of a hot-mouldable sulphur composition
IE792251L Sulphur-containing concretes and mortars.
US4256499A Sulfur concrete composition and method of making shaped sulfur concrete articles
CA1089608A Sulphur concretes, mortars and the like
US4188230A Sulphur concretes, mortars and the like
US4154619A Sulphur-bituminous compositions
GB1503670A Sulphurbituminous compositions