Quanticon Inc.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5148273 Television systems transmitting dither-quantized signalsExpiredJan 04, 90Sep 15, 92[H04N]
4654704 Analog television with regenerable and encryptable signalsExpiredOct 04, 85Mar 31, 87[H04N, H04K]
4617597 Compatible color television with regenerable signalsExpiredOct 04, 85Oct 14, 86[H04N]
4568966 Compatible color television with regenerable signalsExpiredMar 05, 82Feb 04, 86[H04N]
4460924 Dither quantized signalling for color televisionExpiredJan 13, 81Jul 17, 84[H04N]
4275411 Dither-quantized signalling for color televisionExpiredApr 19, 78Jun 23, 81[H04N]

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