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QUAKER STRETCHER COMPANY

Overview
  • Total Patents
    22
About

QUAKER STRETCHER COMPANY has a total of 22 patent applications. Its first patent ever was published in 1944. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets consumer goods, furniture and games and chemical engineering are WILLIAM EXCELL BAKER, KIM GUK HWAN and HAMILTON MFG CO.

Patent filings in countries

World map showing QUAKER STRETCHER COMPANYs patent filings in countries
# Country Total Patents
#1 United States 17
#2 Canada 4
#3 United Kingdom 1

Patent filings per year

Chart showing QUAKER STRETCHER COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Unwin Kenneth J 9
#2 Block Walter W 6
#3 Edward Klein 3
#4 Klein Edward 2
#5 Zerbe Hugo C 1
#6 Krah Rudolf 1

Latest patents

Publication Filing date Title
US3017034A Combined rack and table structure
US2998884A Combined table and rack
US2965236A Combined tray table rack and serving table
US2903313A Portable folding table
US2875806A Laundry cart with plastic basket
US2851166A Combination serving cart and rack for stacked serving tables
US2787310A Laundry cart
US2623209A Nailing-in-metal machine
US2618098A Curtain stretcher
US2611993A Curtain stretcher construction
US2559573A Metal frame with inserted pins
US2594368A Folding curtain stretcher
US2565936A Curtain stretcher
US2588332A Curtain stretcher
US2557058A Leveling bridge
US2547985A Curtain stretcher
US2521685A Curtain stretcher
CA599903A Laundry cart with plastic basket
CA478573A Pin setting machines and methods
CA668647A Combined tray table rack and serving table