RAYOVAC CORPORATION

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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 4150
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 193

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D490187 Locking carrying/storage case for hair rollersJan 07, 03May 18, 04[2803]
6040074 Metal-air cathode can, and electrochemical cell made therewithApr 30, 97Mar 21, 00[H01M]
D408586 Beard/mustache trimmerJul 06, 98Apr 20, 99[2803]
D387403 BasketballNov 14, 95Dec 09, 97[2102]
D386227 BasketballNov 14, 95Nov 11, 97[2102]
D386228 BasketballNov 14, 95Nov 11, 97[2102]
D378434 FlashlightDec 21, 95Mar 11, 97[]
5587259 Metal-air cathode and cell having a hardened current collecting substrateMar 09, 94Dec 24, 96[H01H]
5582932 Tempered thin-walled cathode canMay 05, 95Dec 10, 96[H01M]
5378562 Method of making air cathode material having catalytically active manganese compounds of valance state +2Feb 01, 94Jan 03, 95[H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0083,985 Electrochemical cell having improved gasketAbandonedOct 14, 04Apr 20, 06[H01M]
2005/0147,872 Pressure dissipation assembly for electrochemical cellAbandonedNov 15, 04Jul 07, 05[H01M]
6653016 Extended temperature operating range electrochemical cellsExpiredApr 23, 01Nov 25, 03[H01M]
2002/0127,470 Independent seal and vent for an electrochemical cellAbandonedMar 07, 02Sep 12, 02[H01M]
2001/0030,864 Flashlight having illuminated accessoriesAbandonedDec 29, 00Oct 18, 01[F21L]
6197445 Air depolarized electrochemical cellsExpiredMar 05, 99Mar 06, 01[H01M]
6040088 Sodium polyacrylate gelling agent for zinc gelled anodeExpiredApr 15, 97Mar 21, 00[H01M]
6010802 Current collector assemblyExpiredJan 22, 96Jan 04, 00[H01M]
6001508 AgO cathode batteryExpiredMar 27, 97Dec 14, 99[H01M]
5945234 Metal-air cathode can having reduced corner radius and electrochemical cells made therewithExpiredJan 06, 97Aug 31, 99[H01M]
5932367 Low mercury, high discharge rate electrochemical cellExpiredMay 12, 97Aug 03, 99[H01M]
5904998 Metal-air cathode can and electrochemical cell made therewithExpiredOct 24, 97May 18, 99[H01M]
5899333 PackagingExpiredFeb 10, 97May 04, 99[B65D]
5871100 Security battery packageExpiredDec 23, 96Feb 16, 99[B65D]
5845785 Apparatus and method for processing shipping articles provided with shipping addressesExpiredFeb 21, 96Dec 08, 98[B65G]
5814419 Alkaline manganese dioxide electrochemical cell having coated can treated with sodium silicateExpiredSep 01, 95Sep 29, 98[H01M]
5804327 Thin walled electrochemical cellExpiredOct 07, 96Sep 08, 98[H01M]
5795667 Metal-air cathode can, and electrochemical cell made therewithExpiredSep 19, 95Aug 18, 98[H01M]
5752761 High visibility flashlightExpiredFeb 22, 96May 19, 98[F21V]
5746309 Ratchet cam alternate action mechanismExpiredMar 19, 96May 05, 98[H01H]

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