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SHELLMAR PRODUCTS CORP

Overview
  • Total Patents
    135
About

SHELLMAR PRODUCTS CORP has a total of 135 patent applications. Its first patent ever was published in 1942. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets packaging and shipping, machines and medical technology are VAC PAC MFG CO, MINIGRIP INC and FUTASE KATSUNORI.

Patent filings in countries

World map showing SHELLMAR PRODUCTS CORPs patent filings in countries
# Country Total Patents
#1 United States 93
#2 Canada 17
#3 United Kingdom 15
#4 France 6
#5 Switzerland 2
#6 Denmark 2

Patent filings per year

Chart showing SHELLMAR PRODUCTS CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Piazze Thomas E 21
#2 De Swart Jan 15
#3 Cox John W 14
#4 Fahey Edward W 7
#5 Martin Burger 5
#6 Southwick Jr Charles A 5
#7 Pardee Edward A 4
#8 Baxter Thomas R 3
#9 Gilfillan Paul M 3
#10 Comstock Alfred E 2

Latest patents

Publication Filing date Title
GB732667A Improvements in or relating to moulded pulp carton
GB696454A Container filling, closing and sealing machine
US2640402A Molded pulp carton press
US2641416A Apparatus for and methods of aligning webs for lamination
US2640401A Molded pulp carton press
US2643448A Nursing unit assembling tool
US2643449A Nursing unit assembling tool
US2630732A Apparatus for cutting circumferential grooves
US2625309A Egg room equipment
US2606850A Sealing machine and method
US2579088A Heat sealing tool
US2524584A Method of forming containers
GB659338A Sterilized container and method of making same
US2636661A Egg carton
US2581319A Colostomy device
US2541934A Nursing unit
GB691592A Improvements in or relating to the production of flexible tubes
US2587211A Tube former
US2604222A Nursing unit
US2677490A Molded pulp carton