USD1033529SActiveUtility

Unidecimal-based abacus

26
Individually held — no corporate assignee on recordPriority: Sep 24, 2021Filed: Sep 24, 2021Granted: Jul 2, 2024
Est. expirySep 24, 2041(~15.1 yrs left)· nominal 20-yr term from priority
Inventors:James M. Brasfield
26
PatentIndex Score
1
Cited by
32
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       I claim the ornamental design for a unidecimal-based abacus, as shown and described.

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