Learn more

CROSBY STEAM GAGE AND VALVE CO

Overview
  • Total Patents
    17
About

CROSBY STEAM GAGE AND VALVE CO has a total of 17 patent applications. Its first patent ever was published in 1917. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets mechanical elements, thermal processes and machines are LOOSE SEAT VALVE COMPANY, DRI STEAM VALVE CORP and R L ROSS AND COMPANY LTD.

Patent filings in countries

World map showing CROSBY STEAM GAGE AND VALVE COs patent filings in countries
# Country Total Patents
#1 United Kingdom 7
#2 France 4
#3 United States 4
#4 Canada 2

Patent filings per year

Chart showing CROSBY STEAM GAGE AND VALVE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Miller Philip H 3
#2 Raymond Fairfield E 2
#3 Erling Klafstad 1

Latest patents

Publication Filing date Title
US2727386A Paper testing machine
US2101682A Relief valve
GB418319A Improvements in and relating to safety valves
GB407841A Improvements in or relating to relief valves
US1696452A Valve
US1555025A Valve
GB152949A Improvements in or relating to safety valves
GB152947A Improvements in composite tubes
GB161147A Improvements in or relating to safety valves
GB152948A Improvements in or relating to safety valves
GB104007A Improvements in Safety Valves.
CA577537A Testing machine for sheet material
CA569701A Paper testing machine