Printing and office machinery – Typewriter or calculator – Calculator
Design Patent
2008-03-11
2008-03-11
Spear, Robert M. (Department: 2913)
Printing and office machinery
Typewriter or calculator
Calculator
Design Patent
active
D0564017
CLAIM:
I claim the ornamental design for a calculator, as shown and described.
REFERENCES:
patent: D202234 (1965-09-01), McLarty
patent: D244012 (1977-04-01), Cake et al.
patent: D294152 (1988-02-01), Kuo
patent: D310093 (1990-08-01), Sakaguchi et al.
patent: D468342 (2003-01-01), Bodum
patent: D497618 (2004-10-01), Andre et al.
patent: D544522 (2007-06-01), Chow
Ho Raymond J.
Rademaker Garth
Spear Robert M.
Test Rite International Company, Ltd.
Venable LLP
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