KEYSTONE METALS RECOVERY INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 237
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 120
 
  
 
C22B PRODUCTION OR REFINING OF METALS 127

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0185,597 METAL CHLORIDES AND METALS OBTAINED FROM METAL OXIDE CONTAINING MATERIALSMar 10, 16Jun 30, 16[C22B, C01B, C01G, C01F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9315382 Metal chlorides and metals obtained from metal oxide containing materialsMar 23, 06Apr 19, 16[C01B, C25C, B01J, C01G]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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