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SPRA CON CO

Overview
  • Total Patents
    14
About

SPRA CON CO has a total of 14 patent applications. Its first patent ever was published in 1949. It filed its patents most often in United States and Canada. Its main competitors in its focus markets packaging and shipping and machines are JIANGSU TONGHE INTELLIGENT EQUIPMENT CO LTD, VSR ENGINEERING GMBH and SEM B.

Patent filings in countries

World map showing SPRA CON COs patent filings in countries
# Country Total Patents
#1 United States 13
#2 Canada 1

Patent filings per year

Chart showing SPRA CON COs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Gary Leo A 5
#2 Harrison John 5
#3 Harrison Walter G 5
#4 Audet Allan C 5
#5 Page George J 3
#6 John Harrison 3
#7 Harrison J 1

Latest patents

Publication Filing date Title
US3913725A Conveyor loading system
US3896953A Method of loading articles on a conveyor
US3905491A Conveyor loading and coding system
US3905469A Conveyor loading and selective discharge system
US3776344A Article induction system
US3386563A Machine for the sortation of mail and other packages
US3360106A Article conveyor construction
US3333677A Transfer means for conveyor construction
US3272354A Memory apparatus
US3339699A Article feeding means for conveyors
US3306428A Coding devices for conveyors
US2879180A Machine and method for coating using an effuser reciprocating about a path having curvilinear ends
US2661310A Apparatus for and method of painting
CA566618A Painting by ejecting stream upon moving articles through pressure and centrifugal force