Patent
   D453528
Priority
Mar 09 2001
Filed
Mar 09 2001
Issued
Feb 12 2002
Expiry
Feb 12 2016
Assg.orig
Entity
unknown
0
3
n/a
The ornamental design for a calculator, as shown and described.

FIG. 1 is a top-front and left-side perspective view of a calculator showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right-side elevational view thereof, the left-side elevational view being a mirror image; and,

FIG. 5 is a rear elevational view, the front elevational view being a mirror image.

Goldberg, Alex

Patent Priority Assignee Title
Patent Priority Assignee Title
D310093, Nov 14 1986 Sharp Corporation Electronic calculator with solar cell
D333831, Jul 01 1991 Datel Electrocraft Corp. Calculator
D339603, Mar 16 1992 Calculator with cutter
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule