COVALENT MATERIALS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 2132
 
  
 
B05C APPARATUS FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 243
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 299
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2109
 
  
 
A47F SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS, OR THE LIKE; PAYING COUNTERS131
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 141
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 1124
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0336,014 HEAT INSULATORAug 10, 17Nov 23, 17[F16L, C04B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8071920 Planar heaterNov 13, 08Dec 06, 11[H05B]
6043468 Carbon heaterJul 31, 98Mar 28, 00[H05B]
5578129 Gas supplying head and load lock chamber of semiconductor processing systemAug 17, 95Nov 26, 96[C23C]
5507873 Vertical boatJun 05, 95Apr 16, 96[B05C]
5494524 Vertical heat treatment device for semiconductorDec 16, 93Feb 27, 96[C23C, B05C]
5492229 Vertical boat and a method for making the sameNov 12, 93Feb 20, 96[A47F]
5479873 Method of manufacturing aluminum borate whiskers having a reformed surface based upon gamma aluminaFeb 14, 95Jan 02, 96[C30B]
5462800 Silicon carbide coated carbon composite material and method for making sameDec 20, 93Oct 31, 95[C01B, B01J, D01F, B32B]
5449493 Stirring deviceDec 28, 93Sep 12, 95[B01F]
5435950 Method for forming a nozzle employed in continuous castingMar 23, 93Jul 25, 95[B29C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0160,766 TITANIUM OXIDE POROUS PARTICLE FOR BLOOD PURIFICATION, BLOOD PURIFICATION MATERIAL AND MODULE FOR BLOOD PURIFICATIONAbandonedDec 22, 11Jun 28, 12[B01D]
2010/0216,262 METHOD FOR PRODUCING BONDED WAFERAbandonedJul 28, 09Aug 26, 10[H01L]
2010/0178,694 CELL CULTURE MODULEAbandonedSep 30, 08Jul 15, 10[C12M]
2010/0101,485 Manufacturing method of silicon single crystalAbandonedOct 14, 09Apr 29, 10[C30B]
7699612 Method for fixing an implant, fixing member for the implant and implant compositeExpiredAug 18, 04Apr 20, 10[A61C]
2010/0069,227 CERAMICS FOR PLASMA TREATMENT APPARATUSAbandonedSep 11, 09Mar 18, 10[C04B]
2010/0021,734 CERAMIC PARTICLES AND PRODUCING METHOD THEREOFAbandonedJul 22, 09Jan 28, 10[C04B, B32B]
2009/0277,377 CRUCIBLE FOR MELTING SILICON AND RELEASE AGENT USED TO THE SAMEAbandonedApr 08, 09Nov 12, 09[C07F, C30B]
2009/0266,808 PLANAR HEATER AND SEMICONDUCTOR HEAT TREATMENT APPARATUS PROVIDED WITH THE HEATERAbandonedAug 22, 07Oct 29, 09[H05B]
2009/0261,299 SILICON WAFERAbandonedMar 16, 09Oct 22, 09[H01B]
2009/0226,699 SINTERED BODY AND MEMBER USED FOR PLASMA PROCESSING APPARATUSAbandonedFeb 27, 09Sep 10, 09[C04B, B32B]
7514364 Hydrophilicity treatment method of a silicon waferExpiredFeb 23, 07Apr 07, 09[H01L]
2009/0065,812 COMPOUND SEMICONDUCTOR SUBSTRATEAbandonedSep 04, 08Mar 12, 09[H01L]
2009/0038,537 METHOD OF PULLING UP SILICON SINGLE CRYSTALAbandonedAug 05, 08Feb 12, 09[C30B]
7485593 Titania-silica glassExpiredOct 18, 07Feb 03, 09[C03C, C03B]
7476634 Yttria sintered body and manufacturing method thereforExpiredAug 15, 06Jan 13, 09[C04B]
2009/0004,825 METHOD OF MANUFACTURING SEMICONDUCTOR SUBSTRATEAbandonedJan 04, 08Jan 01, 09[H01L]
2008/0277,768 SILICON MEMBER AND METHOD OF MANUFACTURING THE SAMEAbandonedJul 14, 08Nov 13, 08[H01L]
2008/0271,490 CHANNEL STRUCTURE AND PROCESS FOR PRODUCTION THEREOFAbandonedJul 03, 08Nov 06, 08[C03B]
2008/0237,190 SURFACE CLEANING METHOD OF SEMICONDUCTOR WAFER HEAT TREATMENT BOATAbandonedSep 26, 07Oct 02, 08[C23F]

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