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ALLEN THOMAS E

Overview
  • Total Patents
    29
About

ALLEN THOMAS E has a total of 29 patent applications. Its first patent ever was published in 1915. It filed its patents most often in United States, Canada and China. Its main competitors in its focus markets chemical engineering, machines and measurement are KINETICS CHEMPURE SYSTEMS INC, ALBINA ETS and GAULIN CORP.

Patent filings in countries

World map showing ALLEN THOMAS Es patent filings in countries
# Country Total Patents
#1 United States 16
#2 Canada 12
#3 China 1

Patent filings per year

Chart showing ALLEN THOMAS Es patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Allen Thomas E 29

Latest patents

Publication Filing date Title
US2009190435A1 Straight through cement mixer
US2009190434A1 Straight through cement mixer
CA2600000A1 Method for determining absolute density of cement slurry
US7434473B1 Flow through pressure transducer
US2008053220A1 Method for determining absolute density of cement slurry
CA2554400A1 Variable displacement reciprocating pump
CA2550987A1 Gel mixing system
CA2550988A1 Gel mixing system
US7029165B2 Automatically adjusting annular jet mixer
US2005226097A1 First in first out hydration tanks
CA2388632A1 Metering valve
CA2382708A1 Cement mixing system for oil well cementing
CA2114294A1 Apparatus and method for continuously mixing fluids
US4429188A Telephone call screener
US2896361A Rat traps
US2972972A Automatic hovering control system for submarines
US2728923A Corner lock for bedsteads
US1170213A Method and means for lubricating bearings.
CA527069A Corner lock for bedsteads
CA389379A Community laundry system