VIEW-MASTER INTERNATIONAL GROUP, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4396262 Hand held transparency projector with simple advance mechanismExpiredNov 30, 81Aug 02, 83[G03B]
D268589 Slide viewerExpiredJan 23, 81Apr 12, 83[D160]
D268590 Tabletop slide viewerExpiredFeb 20, 81Apr 12, 83[D160]
D268591 Transparency viewerExpiredFeb 20, 81Apr 12, 83[D160]
D268592 Folding transparency viewerExpiredJan 26, 81Apr 12, 83[D160]
D266931 Compact viewerExpiredFeb 05, 79Nov 16, 82[D160]
D264344 Hand held transparency projectorExpiredNov 05, 79May 11, 82[D160]
4260247 Instant print slide projectorExpiredJun 11, 79Apr 07, 81[G03B]
D256248 Transparency projectorExpiredApr 06, 78Aug 05, 80[D160]
D254259 Combined motion picture viewer and film cartridge thereforExpiredJan 30, 78Feb 19, 80[D160]

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