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SPRAGUE SELLS CORP

Overview
  • Total Patents
    59
About

SPRAGUE SELLS CORP has a total of 59 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United States and Canada. Its main competitors in its focus markets foods and drinks, agriculture and packaging and shipping are SIG MANZINI S P A, CHAPMAN FRANK D and BAEK SONG JUN.

Patent filings in countries

World map showing SPRAGUE SELLS CORPs patent filings in countries
# Country Total Patents
#1 United States 53
#2 Canada 6

Patent filings per year

Chart showing SPRAGUE SELLS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sells Ogden S 9
#2 John Schmidt 9
#3 De Back William 7
#4 August Holmquist 4
#5 Lewis Harold R 3
#6 Back William De 3
#7 Wheeler Henry J 3
#8 Thurman Mcghee 3
#9 Gardner George D 2
#10 Foster Frank A 2

Latest patents

Publication Filing date Title
US1990503A Corn husking machine
US1948545A Conveyer for feeding corn husking machines
US1996022A Washing, grading, and otherwise treating granular material
US1983557A Corn cutter
US1904740A Corn silker
US1927957A Corn debutter
US1807348A Device for trimming corn
US1883606A Apparatus for treating food products
US1911102A Method and apparatus for cleaning fruit
US1811908A Combined drainer and siruper
US1916269A Apparatus for treating and peeling fruits
US1936299A Apparatus for treating corn for canning purposes
US1852523A Tomato corer
US1827869A Apparatus for peeling fruit
US1848225A Apparatus for treating food products
US2005282A Exhaust box
US1837412A Filling valve
US1922783A Pumpkin steamer
US1862923A Filling valve
US1828961A Cooking apparatus