USD401898SExpiredUtility

Variable diameter tilt rotor aircraft

57
Assignee: SIKORSKY AIRCRAFT CORPPriority: Dec 23, 1996Filed: Dec 23, 1996Granted: Dec 1, 1998
Est. expiryDec 23, 2016(expired)· nominal 20-yr term from priority
Inventors:Timothy Fred LauderDavid G. Matuska
57
PatentIndex Score
10
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
We claim the ornamental design for a variable diameter tilt rotor aircraft, as shown and described.

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