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BISCHOFF CHEMICAL CORP

Overview
  • Total Patents
    18
About

BISCHOFF CHEMICAL CORP has a total of 18 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United States, Germany and France. Its main competitors in its focus markets machines, furniture and games and civil engineering are IFW MANFRED OTTE GES M B H & C, IFW IND FORMEN WERKZEUG and AUTOMOTIVE PLASTIC TECH.

Patent filings in countries

World map showing BISCHOFF CHEMICAL CORPs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Germany 2
#3 France 2
#4 Australia 1
#5 Canada 1
#6 United Kingdom 1
#7 Italy 1

Patent filings per year

Chart showing BISCHOFF CHEMICAL CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nussbaum F 5
#2 Greenberg W 4
#3 Voelker Walter D 3
#4 Nussbaum Frank J 2
#5 Voelker Walter Daniel 2
#6 Greenberg Walter Herbert 1
#7 Nussbaum Frank Johan 1

Latest patents

Publication Filing date Title
US3843295A Injection molding machine with adjustable nozzle length means
US3733161A Structurizer mold
US3763293A Process of molding giant articles of structured plastic
US3796779A Mixing of molten plastic and gas
US3744775A Mixing of molten plastic and gas
AU3387471A Injection nozzle of adjustable length
FR2153678A5 Injection moulding nozzle - with threaded nozzle extension having internal pressure relief chamber
GB1358390A Injection nozzle of adjustable length
DE2146921A1 Injection moulding nozzle - with threaded nozzle extension having internal pressure relief chamber
CA955711A Injection nozzle of adjustable length
US3671168A Low heat capacity mold for injection molding
US3723584A Method of making an electroformed mold having heat transfer conduits and foam polyurethane foundation
US3571856A Apparatus for simultaneously opening valves for plurality of injection nozzles
US3543348A Injection molding apparatus
US3512216A Injection molding nozzle support