UFA, INC.

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Patent Activity in the Last 10 Years

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5200901 Direct entry air traffic control system for accident analysis and trainingExpiredDec 17, 90Apr 06, 93[G06F]
4979137 Air traffic control training systemExpiredApr 01, 88Dec 18, 90[G06F]
4949267 Site-selectable air traffic control systemExpiredAug 17, 88Aug 14, 90[G06F]
4827418 Expert system for air traffic control and controller trainingExpiredNov 18, 86May 02, 89[G06F]

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