USD533894SExpiredUtility
Calculator
Est. expiryMar 23, 2025(expired)· nominal 20-yr term from priority
Inventors:Sik-Leung Chan
94
PatentIndex Score
58
Cited by
12
References
1
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Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a calculator, as shown and described.Cited by (0)
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