Minerals Technologies Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
C03C CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS550
 
 
 
D21H PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C, D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR 533
 
 
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 317
 
 
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 261
 
 
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 297
 
 
 
C09C TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES 227
 
 
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 135
 
 
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
 
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 143
 
 
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 164

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7387769 Method and apparatus for continuous gas liquid reactionsMay 08, 02Jun 17, 08[C01F]
6593400 Talc antiblock compositions and method of preparationJun 30, 99Jul 15, 03[C08K]
6451268 Method and apparatus for continuous gas liquid reactionsApr 16, 99Sep 17, 02[B01F]
6420289 Synthetic silicate pellet composition and methods of making and using thereofNov 01, 00Jul 16, 02[C03C]
6346135 Cored wire for treating molten metalDec 10, 98Feb 12, 02[C22B]
6336346 Synthetic silicate pellet composition and methods of making and using thereofFeb 21, 01Jan 08, 02[C03C]
6287378 Method of producing synthetic silicates and use thereof in glass productionDec 31, 97Sep 11, 01[C04B]
6287423 Paper composition for improved sheet propertiesApr 06, 99Sep 11, 01[D21H]
6287997 Method of producing synthetic silicates and use thereof in glass productionMay 18, 00Sep 11, 01[C03C]
6271159 Method of producing synthetic silicates and use thereof in glass productionMay 18, 00Aug 07, 01[C03C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7150839 Fluorescent agentsExpiredDec 29, 99Dec 19, 06[D21H]
7033428 Acid stabilized calcium carbonate an method of making itExpiredApr 04, 01Apr 25, 06[C09C]
6613856 Bifunctional polymersExpiredMay 24, 00Sep 02, 03[C08F]
6602385 Method of improving the brightness of calcium carbonate filled paperExpiredJan 28, 97Aug 05, 03[D21C, D21H]
6508857 Method for treating molten metal with cored wireExpiredJan 17, 02Jan 21, 03[C21C]
6454907 Method and apparatus for concentrating slurried solidsExpiredApr 19, 99Sep 24, 02[B01D]
6294143 Process for the preparation of discrete particles of calcium carbonateExpiredMar 24, 98Sep 25, 01[C01F]
6280497 Cored wire for treating molten metal and method of manufactureExpiredMar 22, 00Aug 28, 01[C21C]
6228249 Electrolytic purification of calcium carbonateExpiredJun 30, 99May 08, 01[C25B]
6126783 Surface modified fillers for sizing paperExpiredJul 09, 98Oct 03, 00[D21H]
6123855 Dewatering of calcium carbonateExpiredFeb 23, 99Sep 26, 00[C02F]
6090242 Method of improvement strength of papersExpiredApr 06, 99Jul 18, 00[D21H]
6071336 Acicular calcite and aragonite calcium carbonateExpiredSep 05, 96Jun 06, 00[C01F]
6053960 Method of manufacture of cored wire for treating molten metalExpiredDec 30, 97Apr 25, 00[C22B]
6022517 Acicular calcite and aragonite calcium carbonateExpiredSep 05, 96Feb 08, 00[C01F]
5988545 Method for storing and dispensing cored wireExpiredDec 30, 97Nov 23, 99[B65H]
5783038 Ink jet recording paper incorporating novel precipitated calcium carbonate pigmentExpiredApr 14, 97Jul 21, 98[D21F]
5759258 Recycling of mineral fillers from the residue of a paper deinking plantExpiredMar 15, 95Jun 02, 98[C09C]
5755930 Production of filled paper and compositions for use in thisExpiredFeb 13, 96May 26, 98[D21H]
5741471 Process for the preparation of discrete particles of calcium carbonateExpiredDec 05, 95Apr 21, 98[C01F]

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