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BERGSTEIN PACKAGING TRUST

Overview
  • Total Patents
    76
About

BERGSTEIN PACKAGING TRUST has a total of 76 patent applications. Its first patent ever was published in 1948. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets packaging and shipping, textiles and paper and machines are CONTAINER CORP, BISCHOF UND KLEIN GMBH & CO KG and ROBERT GAIR CO.

Patent filings in countries

World map showing BERGSTEIN PACKAGING TRUSTs patent filings in countries
# Country Total Patents
#1 United States 45
#2 Canada 14
#3 Germany 9
#4 Denmark 3
#5 France 2
#6 Finland 1
#7 Japan 1
#8 Sweden 1

Patent filings per year

Chart showing BERGSTEIN PACKAGING TRUSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bergstein Frank D 29
#2 Nerenberg Robert W 13
#3 Bergstein Robert M 13
#4 Back Leonard 10
#5 Shiverdecker James H 9
#6 Kund August 5
#7 Bergstein Frank David 5
#8 Kleingers Jr Alfred B 4
#9 Leonard Back 3
#10 Kleingers Alfred B Jr 2

Latest patents

Publication Filing date Title
CA1093447A Orbital heat sealing apparatus and method
US4083486A Carton with sift-proof end closure
US4099665A Reclosable carton with tapered top closure
US4063403A Carton closing and sealing apparatus
US4083447A Cartons with cradle forming end closures
US4051992A Cylindrical display container formed from a flat blank
US4032060A Carton with self-sealing reclosable end closure
US4063983A Orbital heat sealing apparatus and method
US3981432A Carton with tightly sealed end closures
US3746244A Sift-proof carton construction
US3567009A Metering means for transferring containers and the like in timed relation to the movement of a container receiving means
US3491506A Alternate station container filling and sealing system
US3483803A Automatic flap folding means for packaging apparatus
US3451194A Flap folding means for packaging apparatus
US3309438A Method and means for controlling the consistency of casting compositions during casting
US3269635A Canister type paperboard cartons
US2979995A Apparatus for closing and sealing lined containers
US3189503A Cast coating of paper and board
US3054716A Method for casting clay coating
US3063407A Self-cleaning adhesive doctoring device