IMERYS USA, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 417
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 464
 
  
 
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 434
 
  
 
B01D SEPARATION 3131
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 389
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR392
 
  
 
E21F SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINAGE IN OR OF MINES OR TUNNELS 310
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 2253
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
A23L FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT 163

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0044,596 PARTICULATE INORGANIC MATERIAL FOR HYDROLYSIS OF BIOMASS MATERIALS AND METHODSFeb 10, 16Feb 15, 18[C01B, C07H, B01J, C13K, C10G]
2018/0022,614 A CONTROLLED PROCESS FOR PRECIPITATING CALCIUM CARBONATEJan 14, 16Jan 25, 18[C01F]
2018/0002,538 COMPOSITIONS AND METHODS FOR PROVIDING HIGH WHITENESS AND/OR BRIGHTNESSDec 30, 15Jan 04, 18[C09K, C09D]
2017/0369,329 A PROCESS FOR CONVERTING NATURAL CALCIUM CARBONATE INTO PRECIPITATED CALCIUM CARBONATEJan 14, 16Dec 28, 17[C01F]
2017/0232,360 ALKALINE EARTH METAL SALTSOct 15, 15Aug 17, 17[A23P, A61K, A23L, C07C, A61Q, B01D]
2017/0010,198 METHOD FOR CALIBRATING APPARATUS FOR MEASURING SHAPE FACTORSep 26, 16Jan 12, 17[G01N]
2016/0362,575 INORGANIC PARTICULATE SUSPENSION HAVING IMPROVED HIGH SHEAR VISCOSITYFeb 25, 15Dec 15, 16[C09D, D21H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9903072 Compositions comprising kaolin treated with a styrene-based polymer and related methodsMar 12, 15Feb 27, 18[D21H]
9631492 Non-caking rock dust for use in underground coal minesMay 19, 14Apr 25, 17[C09K, E21F, C09C, C01F]
9447531 Process for producing nonwoven fabricAug 14, 13Sep 20, 16[D01D, D01F, D04H]
6814796 Pigment productsJun 30, 03Nov 09, 04[C04B]
6616749 Pigment productsOct 04, 00Sep 09, 03[C04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0152,802 Stearic Acid-Treated Calcium Carbonate Compositions Having Low or No Detectable Free Stearic Acid and Related MethodsAbandonedNov 30, 15Jun 02, 16[C08K]
2014/0370,273 COATING COMPOSITION AND COATED PAPER AND COATED PAPERBOARDAbandonedOct 10, 13Dec 18, 14[C09D]

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