CRANE PLASTICS MANUFACTURING, LTD.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5512341 Metal-polymer composite insulative spacer for glass members and insulative window containing sameExpiredNov 15, 93Apr 30, 96[B29C]
5505517 Cover piece for seat member of bleacher seat unitExpiredOct 27, 94Apr 09, 96[A47C]
5487937 Metal-polymer composite insulative spacer for glass members and insulative window containing sameExpiredJan 19, 93Jan 30, 96[E06B, B32B]
5466534 Metal-polymer composite insulative spacer for glass members and insulative window containing sameExpiredAug 17, 94Nov 14, 95[E06B, B32B]

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