USD448703SExpiredUtility

Convex magnetic button

36
Priority: Jul 11, 2000Filed: Jul 11, 2000Granted: Oct 2, 2001
Est. expiryJul 11, 2020(expired)· nominal 20-yr term from priority
Inventors:Ying Shi Lam
36
PatentIndex Score
9
Cited by
11
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a convex magnetic button, as shown and described.

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