NAC INTERNATIONAL INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G21C NUCLEAR REACTORS 934
 
  
 
G21F PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR 814

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9793021 Transfer cask system having passive coolingJan 22, 14Oct 17, 17[G21F]
9558857 Systems and methods for dry storage and/or transport of consolidated nuclear spent fuel rodsAug 02, 13Jan 31, 17[G21F, G21C]
9117558 System and method to control spent nuclear fuel temperaturesMar 14, 12Aug 25, 15[G21F, G21C]
8630384 Container and method for storing or transporting spent nuclear fuelMar 08, 04Jan 14, 14[G21F, G21C]
8437444 Apparatus and methods for achieving redundant confinement sealing of a spent nuclear fuel canisterJan 13, 05May 07, 13[G21C]
7342989 Apparatuses and methods for mechanical shielding and coolingJun 23, 05Mar 11, 08[G21C]
6784443 Storage vessels and related closure methodsDec 22, 00Aug 31, 04[G21F]
5278879 Grid crusher apparatus and methodDec 02, 92Jan 11, 94[G21F, G21C]
5274682 Method and apparatus for storing nuclear fuel rodsJan 19, 93Dec 28, 93[G21C]
5194216 Guide plate for locating rods in an arrayFeb 05, 92Mar 16, 93[G21C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0201,340 System and Method for Integration of Wet and Dry Nuclear Fuel StorageAbandonedSep 15, 10Aug 09, 12[G21C]
2008/0137,794 Systems and methods for loading and transferring spent nuclear fuelAbandonedDec 01, 05Jun 12, 08[G21C]
2006/0222,139 Methods for demonstrating moderator exclusion for nuclear criticality safetyAbandonedMar 29, 05Oct 05, 06[G21C]
2006/0188,054 Methods for transporting and canistering nuclear spent fuelAbandonedFeb 04, 05Aug 24, 06[G21C]
6544606 Systems and methods for storing fissile materialsExpiredMay 15, 00Apr 08, 03[B29D]
6452994 Systems and methods for storing exothermic materialsExpiredDec 21, 00Sep 17, 02[G21F, G21C]
5098644 Apparatus for consolidation of spent nuclear fuel rodsExpiredAug 22, 90Mar 24, 92[G21C]
4930650 Spent nuclear fuel shipping basketExpiredApr 17, 89Jun 05, 90[G21F]
4883637 Closure arrangement for spent nuclear fuel shipping containersExpiredAug 25, 88Nov 28, 89[G21F]
4827139 Spent nuclear fuel shipping basket and caskExpiredApr 20, 87May 02, 89[G21F]
D263087 Basket for a spent nuclear fuel shipping caskExpiredFeb 09, 79Feb 16, 82[D249]

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