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KASON HARDWARE CORP

Overview
  • Total Patents
    45
About

KASON HARDWARE CORP has a total of 45 patent applications. Its first patent ever was published in 1938. It filed its patents most often in United States, Germany and United Kingdom. Its main competitors in its focus markets civil engineering, machines and mechanical elements are NAT LOCK CO, FERRO STAMPING AND MFG COMPANY and EAGLE LOCK COMPANY.

Patent filings in countries

World map showing KASON HARDWARE CORPs patent filings in countries
# Country Total Patents
#1 United States 24
#2 Germany 6
#3 United Kingdom 6
#4 Canada 5
#5 France 3
#6 Italy 1

Patent filings per year

Chart showing KASON HARDWARE CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Berkowitz Irving L 17
#2 Groeger Alfred H 10
#3 Berkowitz I 3
#4 Bourgeois John J 2
#5 Irving Berkowitz 1

Latest patents

Publication Filing date Title
US4280725A Safety closure system
US4202573A Safety closure system
US4027987A Joining device for connecting tubes
US4023913A Convertible tube connecting system
US3952542A Ventilator
US3936086A Inside safety release latch device
GB1441626A Fitting for tubes
US3958889A Joint connector for connecting tubes
FR2232220A5 Three part hinge with axially movable pin - has spiral camming surfaces on pin and fixed boss
GB1399312A Door hinge
US3784240A Panel fastener
GB1346870A Panel hook fastener
US3748688A Self-closing door hinges
US3671006A Refrigerator wall panels with panel fasteners and apparatus for making said panels
US3561713A Angularly adjustable shelf bracket
US3593550A Refrigerator door handle with cylinder door lock unit on the handle
US3510986A Self-closing hinged doors and hinges therefor
US3472545A Panel fasteners
US3201960A Combination magnetic and mechanical latch
US2855771A Safety lock