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CHEMTREE CORP

Overview
  • Total Patents
    19
About

CHEMTREE CORP has a total of 19 patent applications. Its first patent ever was published in 1962. It filed its patents most often in United States, Canada and Switzerland. Its main competitors in its focus markets engines, pumps and turbines, materials and metallurgy and environmental technology are MONTUPET FONDERIES, STEAG KERNENERGIE GMBH and ALEXEYEV YURI SERGEYEVICH.

Patent filings in countries

World map showing CHEMTREE CORPs patent filings in countries

Patent filings per year

Chart showing CHEMTREE CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hall William C 5
#2 Peterson J Merriam 3
#3 Merriam Peterson John 2
#4 Peterson John M 2
#5 Cornelius Hall William 2
#6 William Cornelius Hall 2
#7 John Merriam Peterson 1
#8 Hall Wm Cornelius 1
#9 Peterson J 1
#10 Cornelius W 1

Latest patents

Publication Filing date Title
US4402749A Cementitious compositions with early high strength development and methods for controlling setting rate
CA1102102A Non-combustible x-ray and nuclear radiation shields with high hydrogen content
US4123392A Non-combustible nuclear radiation shields with high hydrogen content
ES442475A3 A method for the preparation of metal concrete. (Machine-translation by Google Translate, not legally binding)
CA965440A Metallic mortars
US3751387A Self-supporting structures for nuclear radiation shields and binders therefor
ES376139A3 Procedure for forming a lead composition. (Machine-translation by Google Translate, not legally binding)
IL30449D0 Radiation shielding compositions
GB1200614A Radiation shielding
GB1200926A Radiation shielding
IL24517A Moldable lead composition
US3207705A Radiation shielding composition comprising carbon and lead dispersed in cement
CA838616A Moldable lead composition