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PRELOAD INTERNAT INC

Overview
  • Total Patents
    13
About

PRELOAD INTERNAT INC has a total of 13 patent applications. Its first patent ever was published in 1961. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets civil engineering, mechanical elements and machines are MOTHERWELL BRIDGE AND ENGINEER, HAMILTON WILLIAM and AVESTA LINING AB.

Patent filings in countries

World map showing PRELOAD INTERNAT INCs patent filings in countries
# Country Total Patents
#1 Germany 3
#2 France 3
#3 United Kingdom 3
#4 Canada 2
#5 Spain 2

Patent filings per year

Chart showing PRELOAD INTERNAT INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering
#2 Mechanical elements
#3 Machines

Top inventors

# Name Total Patents
#1 Jun Leroy Magers 2
#2 Magers Leroy Jr 2
#3 Magers Leroy 1
#4 E Eakin Bertram 1
#5 R Linden Henry 1

Latest patents

Publication Filing date Title
ES317531A1 The method of building a side wall of a pre-tensioned steel tank. (Machine-translation by Google Translate, not legally binding)
ES314938A1 A metallic structural arrangement, substantially pretensed cylindrical, like a storage deposit and similar. (Machine-translation by Google Translate, not legally binding)
DE1559233A1 Prestressed concrete structure
GB1072868A Prestressed concrete structures
GB918819A Method of construction of prestressed concrete tanks or the like
CA792074A Prestressed steel tank
CA764688A Prestressed concrete structures