USD453317SExpiredUtility

Quad tiltrotor

73
Assignee: BELL HELICOPTER TEXTRON INCPriority: Dec 1, 2000Filed: Dec 1, 2000Granted: Feb 5, 2002
Est. expiryDec 1, 2020(expired)· nominal 20-yr term from priority
Inventors:John A. DetoreRichard F. SpiveyMalcolm P. FosterTom L. Wood
73
PatentIndex Score
25
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for the quad tiltrotor, as shown and described.

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