Printing and office machinery – Typewriter or calculator – Calculator
Design Patent
2006-12-05
2008-03-04
Spear, Robert M. (Department: 2913)
Printing and office machinery
Typewriter or calculator
Calculator
Design Patent
active
D0563460
CLAIM:
What is claimed is the ornamental design for a calculator, as shown.
REFERENCES:
patent: D383485 (1997-09-01), Segan et al.
patent: D501867 (2005-02-01), Joachim et al.
patent: D502208 (2005-02-01), Joachim et al.
patent: D530734 (2006-10-01), Greenspon
Mehler Brian
Palmer Andrew
Gray III Gordon E.
Gray Law Firm
Rademaker Garth
Spear Robert M.
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