USD640426SActiveUtility

Retractable lead

42
Assignee: YAMAHISA & CO LTDPriority: Dec 30, 2010Filed: Dec 30, 2010Granted: Jun 21, 2011
Est. expiryDec 30, 2030(~4.5 yrs left)· nominal 20-yr term from priority
Inventors:Masatomo OkumuraAtsuo Nakagawa
42
PatentIndex Score
8
Cited by
30
References
1
Claims

Claims

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

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