Patent
   D562880
Priority
Oct 18 2006
Filed
Apr 13 2007
Issued
Feb 26 2008
Expiry
Feb 26 2022
Assg.orig
Entity
unknown
0
6
n/a
The ornamental design for a calculator, as shown and described.

FIG. 1 is a front elevational view of a calculator showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

Kwok, Eddie Tak-Chuen

Patent Priority Assignee Title
Patent Priority Assignee Title
D357638, Dec 06 1993 TYCO SAFETY PRODUCTS CANADA, LTD Keypad for a security system
D398627, Jul 09 1997 Stelex Electronics Company Limited Calculator
D419588, Apr 22 1999 C.C. & L Company Limited Calculator
D426849, Jan 22 1999 LEE HANDERSON HK LIMITED Calculator
D466147, Aug 08 2001 C. C. & L Company Limited Calculator
D546871, Dec 22 2005 Casio Keisanki Kabushiki Kaisha Electronic calculator
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