Electronic calculator

Matsuda , et al. November 11, 2

Patent Grant D580478

U.S. patent number D580,478 [Application Number D/294,516] was granted by the patent office on 2008-11-11 for electronic calculator. This patent grant is currently assigned to Casio Keisanki Kabushiki Kaisha. Invention is credited to Makoto Matsuda, Junichi Ono.


United States Patent D580,478
Matsuda ,   et al. November 11, 2008

Electronic calculator

Claims

CLAIM The ornamental design for an electronic calculator, as shown.
Inventors: Matsuda; Makoto (Tokyo, JP), Ono; Junichi (Higashikurume, JP)
Assignee: Casio Keisanki Kabushiki Kaisha (Tokyo, JP)
Appl. No.: D/294,516
Filed: January 15, 2008

Current U.S. Class: D18/7
Current International Class: 1801
Field of Search: ;D14/191,218,314-347,383,387,388 ;D18/1,2,4.4,4.5,6-12,12.1,12.2,12.3 ;D21/512 ;235/58R,59A,59BC,59BD,59BE,59BF,59BG,59BH,59CP,59T,59TP,61R ;708/100,105,130

References Cited [Referenced By]

U.S. Patent Documents
D307032 April 1990 Sawada et al.
D501499 February 2005 Matsuda
6874005 March 2005 Fortenberry et al.
D536365 February 2007 Ono et al.
D560712 January 2008 de Brebisson
Primary Examiner: Veynar; Caron
Assistant Examiner: Rademaker; Garth
Attorney, Agent or Firm: Frishauf, Holtz, Goodman & Chick, P.C.

Description



FIG. 1 is a front, right side, top perspective view of an electronic calculator showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

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