Ensci Inc.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7041370 Metal non-oxide coated substratesExpiredFeb 11, 03May 09, 06[B32B]
7008695 Metal non-oxide coated substratesExpiredFeb 11, 03Mar 07, 06[B32B]
6919035 Metal oxide coated polymer substratesExpiredMay 18, 01Jul 19, 05[H01B, B32B, C03C]
6866885 Process for producing thin film metal oxide coated substratesExpiredOct 18, 02Mar 15, 05[B05D]
6824926 Silica filled polymeric separator containing efficiency improving diatomite additivesExpiredJun 03, 02Nov 30, 04[H01M]
6821615 Metal non-oxide coated nano substratesExpiredFeb 11, 03Nov 23, 04[B32B]
6821621 Metal non-oxide coated porous substratesExpiredFeb 11, 03Nov 23, 04[B32B]
6821622 Thin film metal non-oxide coated substratesExpiredFeb 11, 03Nov 23, 04[B32B]
6818355 Silica filled polymeric separator containing efficiency improving additivesExpiredMar 04, 02Nov 16, 04[H01M]
6811880 Metal oxyanion coated substratesExpiredApr 04, 03Nov 02, 04[B32B]
6811881 Metal oxyanion coated nano substratesExpiredApr 07, 03Nov 02, 04[B32B]
6811882 Metal non-oxide coated polymer substratesExpiredSep 03, 03Nov 02, 04[B32B]
6783856 Metal oxyanion coated porous substratesExpiredApr 07, 03Aug 31, 04[B32B]
6777131 Negative plate for a lead acid battery containing efficiency improving additivesExpiredMar 04, 02Aug 17, 04[H01M]
6770401 Battery separator containing efficiency improving additivesExpiredMar 04, 02Aug 03, 04[H01M]
6767460 Filter media containing ion exchange additivesExpiredApr 08, 02Jul 27, 04[B01D]
6756119 Thin film metal oxyanion coated substratesExpiredApr 07, 03Jun 29, 04[B32B]
6641908 Metal oxide coated diatomite substratesExpiredMay 18, 01Nov 04, 03[B32B]
6632528 Metal oxide coated nano substratesExpiredMay 18, 01Oct 14, 03[B32B]
6632529 Metal oxide coated substratesExpiredMay 18, 01Oct 14, 03[B32B]

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