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MINERALS TECH INC

Overview
  • Total Patents
    442
About

MINERALS TECH INC has a total of 442 patent applications. Its first patent ever was published in 1989. It filed its patents most often in United States, EPO (European Patent Office) and Canada. Its main competitors in its focus markets materials and metallurgy, textiles and paper and basic materials chemistry are ECC INT LTD, ECC INTERNAT LTD and IMERYS PIGMENTS INC.

Patent filings per year

Chart showing MINERALS TECH INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Drummond Donald Kendall 77
#2 Hockman John Albert 35
#3 Fairchild George H 29
#4 Gill Robert A 29
#5 Deutsch Donald Richard 25
#6 Gill Robert Anthony 23
#7 Wise Kenneth James 22
#8 Erdman Gerald Dean 19
#9 Fairchild George Henry 19
#10 Sohara Joseph Andrew 17

Latest patents

Publication Filing date Title
WO03054300A1 High gloss calcium carbonate coating compositions and coated paper and paper board manufactured from same
MY129231A Method and apparatus for continuous gas liquid reactions
US6420289B1 Synthetic silicate pellet composition and methods of making and using thereof
US6287997B1 Method of producing synthetic silicates and use thereof in glass production
US7150839B1 Fluorescent agents
AU2395300A Fluorescent agents
BR9917600A Composition, paper, polymer, resin, ink, or plastic, and method of preparing the composition
WO0149938A1 Liquid packaging paper
WO0059965A1 Bifunctional polymers
US6183650B1 Synthetic mineral microparticles and retention aid and water treatment systems and methods using such particles
US6211103B1 Synthetic silicate pellet compositions
US6593400B1 Talc antiblock compositions and method of preparation
US6228249B1 Electrolytic purification of calcium carbonate
US6454907B1 Method and apparatus for concentrating slurried solids
US6451268B1 Method and apparatus for continuous gas liquid reactions
US6287423B1 Paper composition for improved sheet properties
US6090242A Method of improvement strength of papers
WO0058217A1 Process for the preparation of discrete particles of calcium carbonate
US6346135B1 Cored wire for treating molten metal
US6017991A Polyolefin film composition and resins useable therefore and related making method