EARTH TECHNOLOGIES USA LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C10L FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUEFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS 240
 
  
 
B03D FLOTATION; DIFFERENTIAL SEDIMENTATION 114
 
  
 
C05B PHOSPHATIC FERTILISERS110
 
  
 
C05C NITROGENOUS FERTILISERS114
 
  
 
C05D INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE19
 
  
 
C05F ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE111
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 146
 
  
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 125
 
  
 
E04H BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL 129

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0082,446 FLOTATION SEPARATION OF FINE COAL PARTICLES FROM ASH-FORMING PARTICLESSep 24, 14Mar 24, 16[B03D, C10L]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9896388 Coal-derived mineral matter as a soil amendmentApr 23, 15Feb 20, 18[C05G, C05F, C05D, C05C, C05B]
9587192 Vibration assisted vacuum dewatering of fine coal particlesDec 30, 14Mar 07, 17[C10L]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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