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 7125
 
 
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 224
 
 
 
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 154
 
 
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1244
 
 
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 194
 
 
 
B31C MAKING WOUND ARTICLES, e.g. WOUND TUBES 18
 
 
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES182
 
 
 
C07D HETEROCYCLIC COMPOUNDS 1145
 
 
 
C22B PRODUCTION OR REFINING OF METALS 125
 
 
 
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
7,964,310 Electrochemical cellDec 17, 10Jun 21, 11[H01M]
7,722,990 Electrochemical cellMay 21, 09May 25, 10[H01M]
7,556,890 Electrochemical cellJan 14, 09Jul 07, 09[H01M]
7,452,630 Electrochemical cellAug 27, 02Nov 18, 08[H01M]
6,462,320 Dielectric heating device employing microwave heating for heating or cooking substancesJan 11, 99Oct 08, 02[H05B]
5,763,443 MDR resistance treatment and novel pharmaceutically active riminophenazinesOct 28, 96Jun 09, 98[C07D, A61K]
5,658,693 Manganese dioxide-based materialFeb 17, 95Aug 19, 97[H01M]
5,627,295 Synthesis of higher alcoholsMar 21, 94May 06, 97[B01J]
5,240,794 Electrochemical cellDec 19, 91Aug 31, 93[H01M]
5,232,429 Method and apparatus for making a continuous tube of flexible sheet materialFeb 06, 92Aug 03, 93[D05B, B65H, B31C]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7,855,016 Electrochemical cellExpiredJun 25, 10Dec 21, 10[H01M, H02J]
7,838,149 Electrochemical cellExpiredOct 24, 08Nov 23, 10[H01M]
7,824,804 Electrochemical cellExpiredOct 31, 07Nov 02, 10[H01M, H02J]
6,858,041 Implant including a body of non-resorbable bioactive materialExpiredNov 08, 01Feb 22, 05[A61F]
2005/0013,973 ImplantABANMay 06, 04Jan 20, 05[A61F, B32B]
6,745,621 Measuring twist due to torque in a ratating shaftExpiredJul 08, 02Jun 08, 04[G01L, G01M]
6,575,308 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]
6,394,641 Preparation of standard gas mixturesExpiredApr 10, 01May 28, 02[B01L, G05D, B01F]
6,396,037 Dielectric heating deviceExpiredNov 03, 00May 28, 02[H05B, H01P]
6,302,913 Biomaterial and bone implant for bone repair and replacementExpiredNov 22, 96Oct 16, 01[A61F]
6,280,478 Artefact suitable for use as a bone implantExpiredJan 04, 99Aug 28, 01[A61F]
6,205,758 Preparing textile fibres for testingExpiredApr 22, 99Mar 27, 01[D01H]
6,063,323 Process and installation for making extruded sintered ceramic artifactExpiredJan 16, 98May 16, 00[C04B, B28B]
6,001,355 Pro-tPA for the treatment of thrombosis, embolism and related conditionsExpiredMay 26, 92Dec 14, 99[C12N, A61K]
5,996,854 Liquid dispenser with coaxial piston and rod for dispensing a precise volumeExpiredMar 13, 98Dec 07, 99[G01F]
5,972,375 Polyvinyl alcohol compositions prepared by crosslinking in a freezing stepExpiredDec 23, 97Oct 26, 99[A61F, A61K]
5,824,957 Electrical cable containmentExpiredJul 24, 95Oct 20, 98[H02G]
5,763,433 Pharmaceutical compositions containing 3-beta-hydroxylated 6,7-substituted steroid derivatives, and use thereofExpiredJun 21, 95Jun 09, 98[A61K]
5,470,335 Method for carrying out an osteotomy procedureExpiredApr 13, 95Nov 28, 95[A61B]

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