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PREUS PAUL

Overview
  • Total Patents
    32
About

PREUS PAUL has a total of 32 patent applications. Its first patent ever was published in 1969. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets civil engineering, environmental technology and machines are SANERA PROJECTING AB, NORLENSE AS and AMERICAN MARINE INC.

Patent filings in countries

World map showing PREUS PAULs patent filings in countries
# Country Total Patents
#1 United States 17
#2 Canada 12
#3 Germany 1
#4 Italy 1
#5 Netherlands 1

Patent filings per year

Chart showing PREUS PAULs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Preus Paul 30
#2 Gallagher John J 2
#3 Rosendahl Charles E 1

Latest patents

Publication Filing date Title
US4227478A Inflatable barge with compartmented interior
US4227477A Inflatable barge
US4201495A Protected aquatic sports area
CA1074580A Barrier for water carried pollutants
US4124981A Flotation means for barrier for water carried pollutants and method of making same
US4073143A Barrier for water carried pollutants
US4100746A Protected aquatic sports area
CA1048799A Barrier construction for water carried pollutants
CA1053014A Inflatable barrier
US4062191A High freeboard barrier construction for water carried pollutants
US4045962A Cable connector assembly for oil containment boom
US4037416A Cable connector assembly for oil boom
US3998060A Barrier for water carried pollutants
IT1037096B Hydrocarbon septd. from mixts. with water - using absorbent made from expanded perlite, asphalt cellulose fibres
DE2459378A1 Hydrocarbon septd. from mixts. with water - using absorbent made from expanded perlite, asphalt cellulose fibres
CA1043759A Process for separating hydrocarbons from water
NL7416148A Hydrocarbon septd. from mixts. with water - using absorbent made from expanded perlite, asphalt cellulose fibres
US4011175A Composition for separating hydrocarbons from water
CA971759A Hydrocarbon retainer for drydocks
US3862040A Separator for liquids of different densities