Technology Finance Corporation (Proprietary) Limited

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 5132
 
 
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 234
 
 
 
A23L FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT 161
 
 
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1259
 
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1103
 
 
 
B31C MAKING WOUND ARTICLES, e.g. WOUND TUBES 18
 
 
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES184
 
 
 
C07D HETEROCYCLIC COMPOUNDS 1154
 
 
 
C22B PRODUCTION OR REFINING OF METALS 126
 
 
 
D05B SEWING 121

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7722990 Electrochemical cellMay 21, 09May 25, 10[H01M]
7556890 Electrochemical cellJan 14, 09Jul 07, 09[H01M]
6462320 Dielectric heating device employing microwave heating for heating or cooking substancesJan 11, 99Oct 08, 02[H05B]
5763443 MDR resistance treatment and novel pharmaceutically active riminophenazinesOct 28, 96Jun 09, 98[C07D, A61K]
5658693 Manganese dioxide-based materialFeb 17, 95Aug 19, 97[H01M]
5627295 Synthesis of higher alcoholsMar 21, 94May 06, 97[B01J]
5240794 Electrochemical cellDec 19, 91Aug 31, 93[H01M]
5232429 Method and apparatus for making a continuous tube of flexible sheet materialFeb 06, 92Aug 03, 93[D05B, B65H, B31C]
5166012 Manganese oxide compoundsMay 02, 91Nov 24, 92[C01G, H01M]
5160712 Lithium transition metal oxideMar 27, 91Nov 03, 92[C22B, C01G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7964310 Electrochemical cellExpiredDec 17, 10Jun 21, 11[H01M]
7855016 Electrochemical cellExpiredJun 25, 10Dec 21, 10[H01M, H02J]
7838149 Electrochemical cellExpiredOct 24, 08Nov 23, 10[H01M]
7824804 Electrochemical cellExpiredOct 31, 07Nov 02, 10[H01M, H02J]
7452630 Electrochemical cellExpiredAug 27, 02Nov 18, 08[H01M]
6858041 Implant including a body of non-resorbable bioactive materialExpiredNov 08, 01Feb 22, 05[A61F]
2005/0013,973 ImplantABANMay 06, 04Jan 20, 05[A61F, B32B]
6745621 Measuring twist due to torque in a ratating shaftExpiredJul 08, 02Jun 08, 04[G01L, G01M]
6575308 Filtration system suitable for microfiltration, ultrafiltration or reverse osmosisExpiredNov 24, 00Jun 10, 03[B01D]
2003/0060,892 Bone filler materialABANSep 25, 02Mar 27, 03[A61F]
6394641 Preparation of standard gas mixturesExpiredApr 10, 01May 28, 02[B01L, G05D, B01F]
6396037 Dielectric heating deviceExpiredNov 03, 00May 28, 02[H05B, H01P]
6302913 Biomaterial and bone implant for bone repair and replacementExpiredNov 22, 96Oct 16, 01[A61F]
6280478 Artefact suitable for use as a bone implantExpiredJan 04, 99Aug 28, 01[A61F]
6205758 Preparing textile fibres for testingExpiredApr 22, 99Mar 27, 01[D01H]
6063323 Process and installation for making extruded sintered ceramic artifactExpiredJan 16, 98May 16, 00[C04B, B28B]
6001355 Pro-tPA for the treatment of thrombosis, embolism and related conditionsExpiredMay 26, 92Dec 14, 99[C12N, A61K]
5996854 Liquid dispenser with coaxial piston and rod for dispensing a precise volumeExpiredMar 13, 98Dec 07, 99[G01F]
5972375 Polyvinyl alcohol compositions prepared by crosslinking in a freezing stepExpiredDec 23, 97Oct 26, 99[A61F, A61K]
5824957 Electrical cable containmentExpiredJul 24, 95Oct 20, 98[H02G]

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