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HEDSTROM UNION COMPANY

Overview
  • Total Patents
    30
About

HEDSTROM UNION COMPANY has a total of 30 patent applications. Its first patent ever was published in 1928. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, machines and furniture and games are KASSAI KK, KASAI KK and BABY JOGGER LLC.

Patent filings in countries

World map showing HEDSTROM UNION COMPANYs patent filings in countries
# Country Total Patents
#1 United States 28
#2 Canada 2

Patent filings per year

Chart showing HEDSTROM UNION COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Boudreau Alban M 10
#2 Hedstrom Carl W 6
#3 Conti John A 5
#4 Boucher Raymond W 4
#5 Hedstrom Knute W 2
#6 Hedstrom Jr Carl 1
#7 Maloy William A 1
#8 Frissell Nelson E 1
#9 Pierson Jr Raymond G 1

Latest patents

Publication Filing date Title
US3331631A Children's play seat
US3330575A Convertible and foldable baby vehicles
US3195845A Outdoor play gym
US3173704A Foldable baby vehicle
US3079173A Velocipede head frame structure
US2997308A Convertible boy-girl bikes
US3019028A Convertible baby vehicles
US2872203A Convertible and foldable baby vehicles
US2937690A Vehicle saddle clamps
US2793727A Back pedaling brakes
US2691410A Collapsible furniture
US2726876A Pusher handle control mechanism for baby carriages, strollers, and the like
US2486917A Stroller-type vehicle
US2492209A Baby carriage foot extension control device
US2456250A Combined brake and safety leg for perambulators
US2497393A Baby walker
US2420412A Brake for baby carriages, strollers, and the like
US2522087A High chair tray
US2467579A Collapsible baby carriage and the like
US2467612A Upholstered top frame for carriage bodies