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O W SIEBERT COMPANY

Overview
  • Total Patents
    19
About

O W SIEBERT COMPANY has a total of 19 patent applications. Its first patent ever was published in 1922. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, machines and machine tools are BABY JOGGER LLC, SHAPIRO RICHARD N and HENRY GILLES.

Patent filings in countries

World map showing O W SIEBERT COMPANYs patent filings in countries
# Country Total Patents
#1 United States 18
#2 Canada 1

Patent filings per year

Chart showing O W SIEBERT COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Siebert Donald W 8
#2 Siebert Otto W 6
#3 Greenwood Aaron A 5
#4 Bjorson Carl J 4
#5 Eric Kuniholm 1
#6 Lindquist Allan T 1
#7 Allan Lindquist 1
#8 Siebert Donald Wayne 1
#9 Toohey Francis D 1
#10 Lauri Hokkanen 1

Latest patents

Publication Filing date Title
US2804310A Crossbar attachment for bicycles
US2689135A Folding vehicle for children
US2623780A Window construction for baby carriage hoods
US2635797A Bag attachment for baby carriages
US2433069A Running gear for baby carriages and the like
US2184154A Running gear for baby carriages
US2114725A Baby carriage
US1978915A Folding gocart
US1933537A Hood supporting structure for baby carriages
US1909333A Child's carriage
US1891785A Method and apparatus for shaping tubing
US1830916A Steering fork and handle for children's vehicles
US1778513A Foot support for children's vehicles
US1707688A Carriage hood and method of making the same
US1665116A Carriage-hood window
US1636252A Carriage body
US1737618A Child's vehicle
US1569985A Baby carriage
CA454670A Running gear for baby carriages