SILICOR MATERIALS INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C30B SINGLE-CRYSTAL GROWTH 1937
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF1564
 
  
 
B22D CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES 346
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359
 
  
 
C22B PRODUCTION OR REFINING OF METALS 226
 
  
 
C03B MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL 146
 
  
 
C22C ALLOYS 171
 
  
 
F27B FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS123
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0057,831 FLUX COMPOSITION USEFUL IN DIRECTIONAL SOLIDIFICATION FOR PURIFYING SILICONNov 14, 16Mar 02, 17[C01B, C30B]
2015/0040,821 METHOD FOR PURIFICATION OF SILICONJan 25, 13Feb 12, 15[C30B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9724755 Controlled directional solidification of siliconJun 25, 13Aug 08, 17[B22D, C30B]
9676632 Method for purifying siliconJun 25, 13Jun 13, 17[C01B]
9663872 Directional solidification system and methodMar 13, 14May 30, 17[H01L, C03B, C30B]
9617160 Cover flux and method for silicon purificationJan 29, 14Apr 11, 17[C01B, B22D, C30B]
9617618 Silicon purification mold and methodFeb 01, 13Apr 11, 17[C22B, C01B, F27B, C30B]
9512008 Flux composition useful in directional solidification for purifying siliconJun 25, 13Dec 06, 16[C01B, C30B]
9352389 Directional solidification system and methodSep 16, 11May 31, 16[C01B, B22D, C30B]
9243311 Method for removing phosphorous and boron from aluminium silicon alloy for use in purifying siliconMar 13, 08Jan 26, 16[C22B, C01B, C22C]
9166071 Polarization resistant solar cell design using an oxygen-rich interface layerDec 24, 09Oct 20, 15[H01L]
8968467 Method and system for controlling resistivity in ingots made of compensated feedstock siliconNov 13, 09Mar 03, 15[C30B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0271,692 DIRECTIONAL SOLIDIFICATION SYSTEM AND METHODAbandonedMay 26, 16Sep 22, 16[C01B, B22D]
2015/0336,802 METHOD OF PURIFYING SILICONAbandonedJun 25, 13Nov 26, 15[C01B]
2015/0243,569 METHOD AND SYSTEM FOR CONTROLLING RESISTIVITY IN INGOTS MADE OF COMPENSATED FEEDSTOCK SILICONAbandonedFeb 27, 15Aug 27, 15[H01L]
2015/0225,247 REACTIVE COVER GLASS OVER MOLTEN SILICON DURING DIRECTIONAL SOLIDIFICATIONAbandonedAug 30, 13Aug 13, 15[C01B]
2015/0191,362 METHOD OF PURIFYING CALCIUM FLUORIDEAbandonedJun 25, 13Jul 09, 15[C01F]
2015/0184,311 LINING FOR SURFACES OF A REFRACTORY CRUCIBLE FOR PURIFICATION OF SILICON MELT AND METHOD OF PURIFICATION OF THE SILICON MELT USING THAT CRUCIBLE(S) FOR MELTING AND FURTHER DIRECTIONAL SOLIDIFICATIONAbandonedJun 25, 13Jul 02, 15[C01B, C30B]
2015/0175,431 METHOD TO PURIFY ALUMINUM AND USE OF PURIFIED ALUMINUM TO PURIFY SILICONAbandonedJun 24, 13Jun 25, 15[C22B, C01B]
2015/0158,731 LINING FOR SURFACES OF A REFRACTORY CRUCIBLE FOR PURIFICATION OF SILICON MELT AND METHOD OF PURIFICATION OF THE SILICON MELT USING THAT CRUCIBLEAbandonedJun 24, 13Jun 11, 15[C01B, B01J]
8685164 Method for processing silicon powder to obtain silicon crystalsWithdrawnSep 24, 12Apr 01, 14[C01B, C30B]
2014/0042,295 APPARATUS FOR DIRECTIONAL SOLIDIFICATION OF SILICON INCLUDING A REFRACTORY MATERIALAbandonedOct 21, 13Feb 13, 14[F27B]
8547121 Quality control process for UMG-SI feedstockExpiredApr 29, 10Oct 01, 13[G01R, C30B]
2013/0217,169 BIFACIAL SOLAR CELLS WITH BACK SURFACE DOPINGAbandonedMar 25, 13Aug 22, 13[H01L]
8404970 Bifacial solar cells with back surface dopingExpiredJun 15, 09Mar 26, 13[H01L]
8316745 Semiconductor wafer pre-process annealing and gettering method and system for solar cell formationExpiredAug 26, 11Nov 27, 12[B26D]
8298850 Bifacial solar cells with overlaid back grid surfaceExpiredJun 15, 09Oct 30, 12[H01L]
2012/0255,485 METHOD FOR PURIFYING SILICONAbandonedJun 25, 12Oct 11, 12[C30B]
2012/0160,296 TEXTURED PHOTOVOLTAIC CELLS AND METHODSAbandonedSep 30, 11Jun 28, 12[H01L, C23F]
2011/0210,470 CRUCIBLE AND METHOD FOR FURNACE CAPACITY UTILIZATIONAbandonedMar 03, 10Sep 01, 11[B29C, B22D]
2011/0129,405 METHOD FOR PURIFYING SILICONAbandonedJan 31, 11Jun 02, 11[C01B]
2011/0094,574 Polarization Resistant Solar Cell Design Using SiCNAbandonedDec 24, 09Apr 28, 11[H01L]

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