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PETRO CHEM DEV COMPANY

Overview
  • Total Patents
    13
About

PETRO CHEM DEV COMPANY has a total of 13 patent applications. Its first patent ever was published in 1940. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets basic materials chemistry, thermal processes and machines are BURMAH OIL CO LTD, JIN DONGMEI and GREANEY MARK A.

Patent filings in countries

World map showing PETRO CHEM DEV COMPANYs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 2
#3 United Kingdom 1

Patent filings per year

Chart showing PETRO CHEM DEV COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Throckmorton John W 12
#2 Wallis John S 10

Latest patents

Publication Filing date Title
US2334968A Boiler construction
US2333078A Furnace construction
US2333077A Furnace construction
US2340289A Furnace construction
GB567610A Improvements in or relating to tubular furnaces for distilling or cracking processes
US2340287A Furnace construction
US2276529A Furnace construction
US2276528A Apparatus for heating fluids
US2276527A Apparatus for heating fluids
US2260243A Heat transfer equipment of the tube and header coil type
US2294254A Apparatus for heating fluids
CA443868A Furnace construction
CA458231A Furnace construction