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NAT PUMPS CORP

Overview
  • Total Patents
    18
About

NAT PUMPS CORP has a total of 18 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States. Its main competitors in its focus markets packaging and shipping, machines and measurement are WAYNE CO, MCCANN S ENGINEERING & MFG CO and MOGLER JOACHIM.

Patent filings in countries

World map showing NAT PUMPS CORPs patent filings in countries
# Country Total Patents
#1 United States 18

Patent filings per year

Chart showing NAT PUMPS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bradley Eric H 5
#2 Curtis William H 4
#3 Moore Fred W 4
#4 Heywood Bradley Eric 3
#5 Hatmaker William T 1
#6 Paul Hanna John 1
#7 Eickmeyer Earl E 1

Latest patents

Publication Filing date Title
US2251340A Extensible delivery device
US2160028A Bypass valve
US2135214A Self-adjusting pulley
US2147309A Flow indicating device
US2026959A Liquid dispensing apparatus
US1997294A Gasoline pump
US1900333A Pressure controlling device for a liquid dispensing apparatus
US1970843A Apparatus for eliminating free air from liquid
US1987363A Flow meter
US2059433A Zero-setting device for registers
US2070560A Liquid dispensing apparatus
US1874431A Liquid dispensing apparatus
US1974649A Liquid dispensing apparatus
US1840079A Liquid dispensing apparatus
US1850739A Liquid dispensing apparatus
US1858035A Liquid dispensing apparatus
US1797947A Liquid-dispensing apparatus
US1788236A Liquid-dispensing pump