HUDGIN, DONALD E.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4639396 Thermoplastics-metal fiber threadsExpiredJul 19, 84Jan 27, 87[H01B, B32B, C08K]
4582872 Polymer-metal blendExpiredJan 28, 85Apr 15, 86[C08K]
4533685 Polymer-metal blendExpiredJul 26, 83Aug 06, 85[C08K]
4495311 Degradable hydrocarbon polymersExpiredMar 27, 74Jan 22, 85[C08F]
4278721 Thermal barrierExpiredAug 23, 79Jul 14, 81[B32B]
4260548 Process for preparing polyethylene waxesExpiredJun 04, 79Apr 07, 81[C07C]

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