U.S. TOOL & DIE, INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5633902 Method and apparatus for dismantling fuel storage racksExpiredMar 07, 95May 27, 97[G21F]
5152958 Spent nuclear fuel storage bridgeExpiredJan 22, 91Oct 06, 92[G21C]
5121849 Nuclear waste storage canister and cover thereforExpiredJan 12, 90Jun 16, 92[B65D]
5114666 Cask basket construction for heat-producing radioactive materialExpiredJan 16, 91May 19, 92[G21F]
4943410 Compaction apparatus for spent nuclear fuel rodsExpiredSep 16, 87Jul 24, 90[G21C]
4889681 Apparatus for reducing floor and seismic loadings in underwater storage areas used in the storing of spent nuclear fuel rodsExpiredJun 17, 86Dec 26, 89[G21C]
4889680 Method for compacting spent nuclear reactor fuel rodsExpiredFeb 02, 88Dec 26, 89[G21C]
4775507 Method for compacting spent nuclear reactor fuel rodsExpiredAug 10, 81Oct 04, 88[G21C]
4762664 Method and apparatus for compacting spent nuclear reactor fuel rodsExpiredDec 12, 86Aug 09, 88[G21C]
4746487 Storage rack for nuclear fuel assembliesExpiredJun 10, 81May 24, 88[G21C]
4744940 Apparatus for compacting nuclear reactor fuel rodsExpiredJan 20, 87May 17, 88[G21C]
4721597 Method and apparatus for compacting spent nuclear reactor fuel rodsExpiredSep 13, 85Jan 26, 88[G21C]
4714583 Method and apparatus for compacting spent nuclear reactor fuel rodsExpiredDec 30, 85Dec 22, 87[G21C]
4704247 Method and apparatus for compacting spent nuclear reactor fuel rodsExpiredAug 20, 84Nov 03, 87[G21C]
4666660 Method and apparatus for increasing load-bearing capacity of water pools for storing spent nuclear fuel rodsExpiredDec 07, 84May 19, 87[G21C]
4483192 Water level indicator for nuclear reactor vesselExpiredMar 24, 82Nov 20, 84[G01F]
4400344 Storage rack for nuclear fuel assembliesExpiredNov 14, 77Aug 23, 83[G21C]
4305786 Shutdown reactivity meter system for nuclear fuel storage cellsExpiredFeb 12, 79Dec 15, 81[G21C]
4285396 Steam generator tube support systemExpiredJan 25, 79Aug 25, 81[F28D, F22B]

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