USD506410SExpiredUtility

Gemstone

32
Priority: Mar 23, 2003Filed: Sep 23, 2003Granted: Jun 21, 2005
Est. expiryMar 23, 2023(expired)· nominal 20-yr term from priority
Inventors:Efrayim Drezner
32
PatentIndex Score
4
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a gemstone, as shown.

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