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LAIST FREDERICK

Overview
  • Total Patents
    17
About

LAIST FREDERICK has a total of 17 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States and Canada. Its main competitors in its focus markets materials and metallurgy, thermal processes and electrical machinery and energy are ALLOY PROCESSES LTD, CIE DES METAUX OVERPELT LOMMEL and BLUMBERGS ERVINS.

Patent filings in countries

World map showing LAIST FREDERICKs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Canada 7

Patent filings per year

Chart showing LAIST FREDERICKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Laist Frederick 17
#2 Elton James Orr 3
#3 Frick Frederick F 3

Latest patents

Publication Filing date Title
CA187772A Zinc recovery
CA183078A Zinc production
CA183076A Zinc purification
CA183074A Zinc recovery
CA183081A Ore purification
CA168441A Zinc recovery
US1167701A Process of recovering zinc from its ores.
US1167700A Process of extracting zinc from its ores.
US1115689A Leaching-solution-heating system.
US1104907A Process of reducing cuprous chlorid.
US1114372A Process of roasting ores.
US1090549A Ore-cooler.
US1114371A Roasting-furnace.
US1070490A Roasting-furnace.
US1076833A Process of extracting copper from ore.
US903732A Copper-leaching process.
CA90545A Ore treating process