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COLUMBIA RIVER CARBONATES

Overview
  • Total Patents
    12
About

COLUMBIA RIVER CARBONATES has a total of 12 patent applications. Its first patent ever was published in 1983. It filed its patents most often in United States, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, basic materials chemistry and textiles and paper are IND PROGRESS INC, BARTON LOUIS E and ECC AMERICA INC.

Patent filings in countries

World map showing COLUMBIA RIVER CARBONATESs patent filings in countries
# Country Total Patents
#1 United States 5
#2 Australia 3
#3 WIPO (World Intellectual Property Organization) 3
#4 Canada 1

Patent filings per year

Chart showing COLUMBIA RIVER CARBONATESs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Brown Alan J 11
#2 Bleeck Joerg A 1

Latest patents

Publication Filing date Title
CA2202968A1 Agglomerates for use in making cellulosic products
AU5324796A Bulking and opacifying fillers for paper and paper board
AU5324896A Calcium carbonate pigments for coating paper and paper board
AU5376396A Bulking and opacifying fillers for cellulosic products
US5676748A Bulking and opacifying fillers for paper and paper board
US5676747A Calcium carbonate pigments for coating paper and paper board
US5653795A Bulking and opacifying fillers for cellulosic products
US5676746A Agglomerates for use in making cellulosic products
US4606503A Process for wet grinding of natural and synthetic carbonates