Polyplastics Co., Inc.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5979048 Method of manufacturing connectorsExpiredMar 07, 97Nov 09, 99[H01R]
5718858 Apparatus, method, and coating die for producing long fiber-reinforced thermoplastic resin compositionExpiredFeb 16, 96Feb 17, 98[B29C]
4719171 Optical discExpiredMar 30, 87Jan 12, 88[G11B]

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