STELLA CHEMIFA CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF1663
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 10144
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM4153
 
  
 
C07D HETEROCYCLIC COMPOUNDS 4158
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
  
 
H01G CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE 363
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359
 
  
 
B27N MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL 211
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 266
 
  
 
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

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0054,178 NONAQUEOUS ELECTROLYTE SOLUTION FOR SECONDARY BATTERIES AND SECONDARY BATTERY PROVIDED WITH SAMEFeb 16, 15Feb 23, 17[H01M]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9731968 Process for producing fluoride gasJun 08, 09Aug 15, 17[C01B, C01G]
9624107 Method for producing difluorophosphateJun 06, 14Apr 18, 17[C01B, H01M, H01G]
9593017 Method for producing difluorophosphateMar 14, 12Mar 14, 17[C01B, H01M]
9567217 Method for producing difluorophosphateJun 06, 14Feb 14, 17[C01B]
9376323 Method for producing tetrafluoroborateJun 19, 09Jun 28, 16[C01B, H01M]
9352511 Method for producing multilayer filmJun 02, 10May 31, 16[C09J, H01L, B29C, B29K, B32B]
9296613 Dispersion of carbon material and process for producing sameDec 18, 09Mar 29, 16[C01B, B82Y, H01B, C09C, D01F]
9059480 Process for production hexafluorophosphatesAug 04, 09Jun 16, 15[C01B, H01M, C01D]
9034290 Processes for producing phosphorus pentafluoride and phosphate hexafluorideAug 11, 08May 19, 15[C01B, H01M]
9028786 Production process of difluorophosphate, nonaqueous electrolytic solution and nonaqueous electrolytic secondary batteryMay 23, 11May 12, 15[C01B, H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0064,213 METHOD FOR TREATING INNER WALL SURFACE OF MICRO-VACANCYAbandonedApr 18, 13Mar 03, 16[H01L]
2015/0072,134 MAGNESIUM FLUORIDE PARTICLES, METHOD FOR PRODUCING MAGNESIUM FLUORIDE PARTICLES, DISPERSION SOLUTION OF MAGNESIUM FLUORIDE PARTICLES, METHOD FOR PRODUCING DISPERSION SOLUTION OF MAGNESIUM FLUORIDE PARTICLES, COMPOSITION FOR FORMING LOW REFRACTIVE INDEX LAYER, METHOD FOR PRODUCING COMPOSITION FOR FORMING A LOW REFRACTIVE INDEX LAYER, SUBSTRATE WITH LOW REFRACTIVE INDEX LAYER, AND METHOD FOR MANUFACTURING SUBSTRATE WITH LOW REFRACTIVE INDEX LAYERAbandonedMay 27, 13Mar 12, 15[C09D, G02B, C01F]
2015/0015,113 POLYMER ACTUATOR DEVICE AND APPARATUS AND METHOD FOR DRIVING POLYMER ACTUATOR DEVICEAbandonedJul 30, 14Jan 15, 15[H01L]
8501138 Production method of high purity silver tetrafluoroborateExpiredJun 09, 06Aug 06, 13[C01B]
2013/0196,157 METHOD FOR PRODUCING HOLLOW STRUCTURAL BODYAbandonedJan 11, 13Aug 01, 13[D01F]
8333838 Method for producing fluoride crystalExpiredAug 19, 10Dec 18, 12[C30B]
8323834 Electric storage elementExpiredJan 18, 08Dec 04, 12[H01M]
2012/0202,111 CARBON ACTIVE MATERIAL FOR BATTERY ELECTRODESAbandonedApr 16, 12Aug 09, 12[H01M]
8232436 Process for purifying a fluorine compoundExpiredAug 29, 08Jul 31, 12[C07C]
2012/0065,116 CLEANING LIQUID AND CLEANING METHODAbandonedMay 21, 09Mar 15, 12[C11D]
2012/0021,195 OPTICAL MEMBER AND PROCESS FOR PRODUCING SAMEAbandonedMar 23, 10Jan 26, 12[C23C, B32B]
2011/0311,426 PROCESS FOR THE PREPARATION OF FLUORINE COMPOUNDAbandonedFeb 04, 10Dec 22, 11[C01B, C07C, C01F, C01D]
2011/0268,769 DRUG DELIVERY VEHICLE FOR CANCER THERAPY, PROCESS FOR PRODUCING THE SAME, AND PHARMACEUTICAL PREPARATION USING THE SAMEAbandonedMay 09, 11Nov 03, 11[A61K, A61P]
2010/0322,838 METHOD OF MANUFACTURING PHOSPHOROUS PENTAFLUORIDE AND HEXAFLUOROPHOSPHATEAbandonedFeb 05, 08Dec 23, 10[C01B]
2009/0274,606 PROCESS FOR PRODUCTION OF SILICON TETRAFLUORIDE, AND APPARATUS FOR THE PROCESSAbandonedSep 29, 06Nov 05, 09[C01B, B01J]
2009/0197,168 STORAGE ELEMENTAbandonedNov 02, 06Aug 06, 09[H01M]
2009/0169,789 Resin pipeAbandonedDec 24, 08Jul 02, 09[B32B]
7498579 Scintillator and radiation detector, and radiation inspecting deviceExpiredAug 25, 04Mar 03, 09[C09K, G01T]
2008/0312,130 DRUG DELIVERY VEHICLE FOR CANCER THERAPY, PROCESS FOR PRODUCING THE SAME, AND PHARMACEUTICAL PREPARATION USING THE SAMEAbandonedMar 24, 08Dec 18, 08[A61K, A61P]
2007/0227,567 Processing Liquid and Processing Method for Semiconductor Device, and Semiconductor Manufacturing ApparatusAbandonedJul 11, 05Oct 04, 07[H01L, B08B, C11D]

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