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SPERY CHARLES F

Overview
  • Total Patents
    22
About

SPERY CHARLES F has a total of 22 patent applications. Its first patent ever was published in 1905. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, thermal processes and mechanical elements are BEAM JACOB B, MARLEY COOLING TECHNOLOGIES INC and ORPOCON OY.

Patent filings in countries

World map showing SPERY CHARLES Fs patent filings in countries
# Country Total Patents
#1 United States 20
#2 Canada 2

Patent filings per year

Chart showing SPERY CHARLES Fs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Spery Charles F 22
#2 Spery Joseph H 1
#3 Spery Philmore F 1

Latest patents

Publication Filing date Title
US1801618A Use control device for electric washing machines and the like
US1478489A Radiator core
US1434853A Radlator core
US1425146A Radiator core
US1401565A Automobile-radiator
US1413624A Radiator outlet
US1422315A Radiator for motor vehicles
US1420878A Radiator for explosive engines
US1354351A Radiator for motor-driven vehicles
US1322366A Machine for making fins for radiator-tubes and automatically applying them to said tubes.
US1301984A Radiator for automobiles, motor-trucks, and similar vehicles.
US1330355A Clamp
US1251587A Grease-cup.
US1252730A Grease-cup.
US1216509A Radiator.
US1099404A Spectacles.
US1001473A Fuse-cap.
US1003533A Magazine developing-camera.
CA126079A Fuse cap
US954595A Miner's fuse-cap.