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WEST VIRGINIA PULP & PAPER CO

Overview
  • Total Patents
    444
About

WEST VIRGINIA PULP & PAPER CO has a total of 444 patent applications. Its first patent ever was published in 1918. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets textiles and paper, machines and packaging and shipping are WEST VIRGINIA PULP & PAPER COM, KANSAI CHUBU KK and BIOSPHERE IND LLC.

Patent filings in countries

World map showing WEST VIRGINIA PULP & PAPER COs patent filings in countries
# Country Total Patents
#1 United States 237
#2 Canada 83
#3 United Kingdom 33
#4 France 28
#5 Germany 26
#6 Sweden 12
#7 Finland 11
#8 Denmark 4
#9 Norway 3
#10 Austria 2
#11 Belgium 1
#12 Switzerland 1
#13 Spain 1
#14 Ireland 1
#15 Iceland 1

Patent filings per year

Chart showing WEST VIRGINIA PULP & PAPER COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ball Frank J 25
#2 Noel Obenshain David 24
#3 Doughty Joseph B 11
#4 Welshenbach Charles D 11
#5 Obenshain David N 10
#6 Arthur Pollak 10
#7 Viggo Drewsen 9
#8 Drewsen Viggo 8
#9 Brundige Maurice M 8
#10 Welton Wright M 7

Latest patents

Publication Filing date Title
US3615785A Cement grinding aid and pack set inhibitor
US3399821A Book wrapper
US3362845A Method and compositions for double coating a traveling web
US3438508A Swing tray display stand
GB1188801A Electrostatic Copying Processes and Materials.
US3403778A Windshield carrier pack
US3475215A Continuous process for the simultaneous acid hydrolysis and oxidation of starch for use in coating compositions
US3397675A Coating apparatus
US3442685A Preparation of coated paper having high gloss and high wet rub resistance
US3425619A Push-button card
US3386642A Shipping container for books or the like
US3416678A Side unloading device for logs
US3399546A Wet-ice display container
US3433135A Bag inspection method and apparatus therefor
US3413848A Pick testing doctor blade assembly
US3449811A Method and apparatus for covering rolls
US3368769A Tapered core chuck with floating key
US3445130A Split machinery hub
US3410475A Container
US3394041A Gelling adhesive in a corrugated paper making machine