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HOEFER DAWN ANNETTE

Overview
  • Total Patents
    22
About

HOEFER DAWN ANNETTE has a total of 22 patent applications. Its first patent ever was published in 1988. It filed its patents most often in Australia, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, chemical engineering and materials and metallurgy are SUUTARINEN OIVA, PURAC AB and MERI ENTSORGUNGSTECH PAPIERIND.

Patent filings per year

Chart showing HOEFER DAWN ANNETTEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Browne Geoffrey Robert 13
#2 Lobb Kevin John 7
#3 Brown Geoffrey Robert 1
#4 Lobb Kevin J 1
#5 Browne Geoffrey R 1

Latest patents

Publication Filing date Title
AU4550593A Flotation method
WO9402252A1 Flotation method
AU2276692A Recovery of nickel
WO9301320A1 Recovery of nickel
AU1784692A Batch process and apparatus
WO9221421A1 Treatment of emulsions
AU1780992A Process for separating the components of an emulsion
EP0585318A1 Batch process and apparatus
WO9221618A1 Process for removing silica from aqueous liquors
AU1873892A Process for removing silica from aqueous liquors
AU1496492A Clarification process
AU5105790A Clarification liquors
AU1705388A System and method for the extraction of cyanide from tails liquor