USD520897SExpiredUtility

Double shank ring

97
Assignee: SANDBERG & SIKORSKI CORPPriority: Nov 30, 2004Filed: Nov 30, 2004Granted: May 16, 2006
Est. expiryNov 30, 2024(expired)· nominal 20-yr term from priority
Inventors:Sam Sandberg
97
PatentIndex Score
95
Cited by
7
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a double shank ring, as shown and described.

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