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METAL & THERMIT CORP

Overview
  • Total Patents
    720
About

METAL & THERMIT CORP has a total of 720 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and surface technology and coating are SHEA CHEMICAL CORP, INST SILIKON & FLUORKARBONCHEM and BILLITON M & T CHEMISCHE IND N.

Patent filings in countries

World map showing METAL & THERMIT CORPs patent filings in countries
# Country Total Patents
#1 United States 237
#2 Canada 145
#3 United Kingdom 139
#4 France 110
#5 Germany 48
#6 Switzerland 24
#7 Belgium 12
#8 Austria 2
#9 Denmark 1
#10 Spain 1
#11 Finland 1

Patent filings per year

Chart showing METAL & THERMIT CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ramsden Hugh E 87
#2 Weinberg Elliott L 47
#3 Passal Frank 31
#4 Johnson Ernest W 22
#5 Tomka Louis A 18
#6 Ramsden Hugh Edwin 17
#7 Hugh Edwin Ramsden 17
#8 Stareck Jesse E 16
#9 Frank Passal 15
#10 Richter Hartmut W 15

Latest patents

Publication Filing date Title
US3247051A Method of protection against growth of microorganisms with organo-bismuth compound
GB943380A Tile assembly
GB962183A Mineral rutile pigment
GB958410A Improvements in or relating to descaling lead anodes
US3030282A Electrodeposition of copper
US3088884A Electrodeposition
US3083217A Tetrasubstituted diacyloxyditin compounds
GB910324A Electrodeposition of bright nickel
GB950941A Improvements in or relating to chromium plating
GB915061A Tin-zinc electrodepositing
GB948739A Chromium plating process
GB889184A Improvements in or relating to the production of a dyed chromate conversion coating on a zinc or cadmium article
US3069447A Organo-tin compounds and their preparation
US3041255A Electrodeposition of bright nickel
GB889723A Apparatus for moving slender elongated workpieces lengthwise
GB895156A Electrodeposition of copper
GB886442A Improvements in or relating to the electrodeposition of bright nickel
US3032571A Stabilized stannous carboxylates
US3008883A Electrodeposition of bright nickel
US3069394A Stable polymers of vinyl chloride and unsaturated organotin compounds