USD640298SActiveUtility

Stepped mandrel

63
Assignee: LAUNIUS JR WILLIAM EPriority: Jan 11, 2011Filed: Jan 11, 2011Granted: Jun 21, 2011
Est. expiryJan 11, 2031(~4.4 yrs left)· nominal 20-yr term from priority
Inventors:William E. Launius, Jr.
63
PatentIndex Score
14
Cited by
22
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a stepped mandrel, as shown and described.

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