C&D CHARTER HOLDINGS, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2006/0068,294 Lead acid battery with gelled electrolyte contained within compressed absorbent separator mat and method of making the sameAbandonedSep 29, 04Mar 30, 06[H01M]
6524747 Catalyst equipped vapor-communicating multi-cell valve regulated lead-acid batteryExpiredOct 19, 01Feb 25, 03[H01M]
2003/0015,993 Battery charging system with electronic logbookAbandonedJul 17, 01Jan 23, 03[H02J]
2003/0003,350 Horizontal tray insert and tray assembly for motive-power applicationsAbandonedJun 28, 02Jan 02, 03[H01M]
6475659 Selectable capacity fixed footprint lead-acid battery racking system with horizontal platesExpiredNov 16, 99Nov 05, 02[H01M]
6475660 Recombinant lead-acid cell and long life batteryExpiredSep 08, 97Nov 05, 02[H01M]
6312852 Battery cell cover with flexible positive post terminalExpiredFeb 25, 99Nov 06, 01[H01M]
6294282 Two way battery vent cap using cup valvesExpiredFeb 25, 99Sep 25, 01[H01M]
5851695 Recombinant lead-acid cell and long life batteryExpiredFeb 10, 92Dec 22, 98[H01M]
5793191 Zero voltage switching supplies connected in parallelExpiredSep 22, 97Aug 11, 98[H02M, G05F]
5695891 Battery thermal management systemExpiredJul 20, 95Dec 09, 97[H01M]
5593796 Recombinant lead-acid cell and long life batteryExpiredMay 18, 95Jan 14, 97[H01M]
5501918 Thermal management of rechargeable batteriesExpiredAug 11, 94Mar 26, 96[H01M]
5376479 Lead-acid battery of the absorptive mat type with improved heat transferExpiredDec 03, 92Dec 27, 94[H01M]
5368956 Multiple cell flat pack battery and short protection thereforExpiredFeb 08, 93Nov 29, 94[H01M]
5288565 Support extension for flat pack rechargeable batteriesExpiredFeb 08, 93Feb 22, 94[H01M]
5281955 Battery charge monitoring apparatus and methodExpiredSep 20, 91Jan 25, 94[G08B]
5270133 Caseless batteryExpiredMar 04, 93Dec 14, 93[G03G]
5130699 Digital battery capacity warning deviceExpiredApr 18, 91Jul 14, 92[G08B]
4889778 Alkali metal polysilica gel electrolyte lead-acid battery and method for making the sameExpiredApr 25, 88Dec 26, 89[H01M]

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