Patent
   D317777
Priority
Dec 15 1987
Filed
Jun 14 1988
Issued
Jun 25 1991
Expiry
Jun 25 2005
Assg.orig
Entity
unknown
13
11
n/a
The ornamental design for an electronic calculator, as shown and described.

FIG. 1 is a top plan view of the electronic calculator showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and

FIG. 7 is a right front and top perspective view thereof.

Sakaguchi, Hiroshi, Koyama, Keiichi

Patent Priority Assignee Title
D375758, Jul 12 1995 MeadWestvaco Corporation Attachment for a binder or book
D384101, Jul 12 1995 MeadWestvaco Corporation Attachment for a binder or book
D408440, Nov 20 1997 Casio Computer Co., Ltd. Electronic calculator
D536365, Apr 08 2005 Casio Keisanki Kabushiki Kaisha Electronic calculator
D547362, Oct 04 2005 Hewlett-Packard Development Company, L.P. Calculator with port and cover
D560712, Oct 04 2005 Hewlett-Packard Development Company, L.P. Calculator
D652070, Jul 15 2010 Sharp Kabushiki Kaisha Electronic calculator
D892208, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D898818, Nov 12 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D902298, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D902299, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D902300, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D902301, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
Patent Priority Assignee Title
4507745, Dec 21 1981 Texas Instruments Incorporated Data processing apparatus having alterable interest rate mode capability
D263602, Sep 29 1979 Canon Kabushiki Kaisha Desk-top electronic calculator
D269624, Mar 27 1981 Sharp Corporation Electronic calculator
D270646, Dec 24 1980 Sharp Corporation Electronic calculator
D273393, Nov 06 1981 Sharp Corporation Electronic calculator
D273502, Aug 25 1981 Sharp Corporation Electronic calculator
D273593, Jun 26 1981 Sharp Corporation Electronic calculator
D275769, Sep 18 1981 Sharp Corporation Electronic calculator
D276242, Jul 30 1981 Sharp Corporation Electronic calculator
D284200, Sep 14 1983 Sharp Corporation Calculator
D287139, Nov 04 1983 Sharp Corporation Calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 07 1988SAKAGUCHI, HIROSHISharp Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0049110501 pdf
Jun 07 1988KOYAMA, KEIICHISharp Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0049110501 pdf
Jun 14 1988Sharp Corporation(assignment on the face of the patent)
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