Learn more

DIAMOND NATIONAL CORP

Overview
  • Total Patents
    498
About

DIAMOND NATIONAL CORP has a total of 498 patent applications. Its first patent ever was published in 1953. It filed its patents most often in Canada, United States and United Kingdom. Its main competitors in its focus markets packaging and shipping, textiles and paper and machines are MOULDED PULP CORP, CANAL NAT BANK OF PORTLAND and HARTMANN AS BRDR.

Patent filings in countries

World map showing DIAMOND NATIONAL CORPs patent filings in countries
# Country Total Patents
#1 Canada 163
#2 United States 151
#3 United Kingdom 50
#4 France 30
#5 Denmark 19
#6 Switzerland 17
#7 Belgium 12
#8 Austria 10
#9 Ireland 10
#10 Germany 9
#11 Finland 8
#12 Sweden 7
#13 Norway 6
#14 Spain 5
#15 Israel 1

Patent filings per year

Chart showing DIAMOND NATIONAL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Reifers Richard F 63
#2 Wells Roger 25
#3 Struble Glenn E 21
#4 Roger Wells 19
#5 Wolter Harry A 16
#6 Lord Henry A 14
#7 Chaplin Charles J 14
#8 Foote James E 13
#9 Crane Harold S 13
#10 Chaplin Merle P 11

Latest patents

Publication Filing date Title
US3708656A Tabulating type ballot
IE28362L Moulded pulp tray
GB1039189A A method and apparatus for making molded pulp articles
IE27952L Pulp moulding apparatus
US3166191A Molded pulp package
IE27151L Moulded pulp food trays
IE27108L Moulded pulp carton.
GB1036800A Improvements in or relating to a dispensing and denesting apparatus
IE26819L Moulded pulp egg cartons.
US3145898A Display carton having non-rectilinear fold lines
IE26667L Packing fragile articles.
US3158308A Box with cradle support
US3138314A Carton
US3163347A Tightly sealed carton blank
US3139348A Banana tray and package
ES283319A1 Method of production of a molded pulp article (Machine-translation by Google Translate, not legally binding)
IE26594L Egg carton manufacture
US3165984A Carton set-up machine
IE26629L Carton dispensing apparatus
US3132990A Paper making apparatus