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INTERNAT PROTECTED METALS INC

Overview
  • Total Patents
    12
About

INTERNAT PROTECTED METALS INC has a total of 12 patent applications. Its first patent ever was published in 1959. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets surface technology and coating, machines and chemical engineering are INDEVCO LTD, PLASTIC COATINGS LTD and PLASTOCOR INC.

Patent filings in countries

World map showing INTERNAT PROTECTED METALS INCs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 1
#3 United Kingdom 1

Patent filings per year

Chart showing INTERNAT PROTECTED METALS INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Herbert Brooks Donald 6
#2 De Hart Harold George 4
#3 Dehart Harold George 1
#4 Brooks Donald H 1
#5 Lowitt Herman 1

Latest patents

Publication Filing date Title
GB1073885A Method of bonding coatings
US3227135A Apparatus for coating with particulate materials
US3227636A Method of bonding coatings
US3351504A Method of bonding coatings
US3197324A Coating continuous material
US3207618A Method and apparatus for applying protective coatings
US3198672A Preparation of cupric oxide surfaces
US3199923A Fluidized bed dispenser
US3295494A Fluidized bed apparatus for coating the interior of hollow body
CA821495A Internal coating of pipes