Hoverlift Systems Ltd.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4279603 Flexible paddle wheel structureExpiredOct 19, 79Jul 21, 81[B63H]
4223755 Suppressing ejection of water and other surface material from air cushion vehiclesExpiredJul 21, 78Sep 23, 80[B60V]
4215756 Apparatus for preventing damage to the flexible skirt of an air cushion vehicle, by iceExpiredJul 21, 78Aug 05, 80[B60V]

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