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Patent
D561246
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Priority
Dec 27 2006
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Filed
Mar 01 2007
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Issued
Feb 05 2008
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Expiry
Feb 05 2022
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Assg.orig
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Entity
unknown
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10
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9
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n/a
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The ornamental design for an electronic calculator, as shown and described.
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FIG. 1 is a front, right side, bottom 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;
FIG. 7 is a bottom plan view thereof;
FIG. 8 is a front, right side, bottom perspective view thereof shown in the closed position, and,
FIG. 9 is a front, left side, top perspective view thereof shown in the closed position.
Ono, Junichi, Matsuda, Makoto
Patent |
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D577018, |
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D759807, |
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D767116, |
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3M Innovative Properties Company |
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D799484, |
Jan 28 2016 |
|
Keyboard with display |
Patent |
Priority |
Assignee |
Title |
6798649, |
Feb 25 2002 |
CALLAHAN CELLULAR L L C |
Mobile computer with foldable keyboard |
D310543, |
Nov 23 1987 |
The McGregor Company |
Electronic address book |
D351853, |
Jul 28 1992 |
Casio Computer Co., Ltd. |
Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book |
D362865, |
Apr 21 1994 |
Casio Computer Co., Ltd. |
Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book |
D368702, |
Nov 04 1994 |
Sharp Kabushiki Kaisha |
Electronic organizer |
D377043, |
Dec 26 1995 |
Casio Computer Co., Ltd. |
Electronic calculator |
D388456, |
Jun 24 1996 |
Casio Computer Co., Ltd. |
Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book |
D398331, |
Aug 11 1997 |
Casio Computer Co., Ltd. |
Electronic calculator having the functions of telephone book, address book, calendar, schedule book and memo book |
D402967, |
Oct 20 1997 |
Casio Computer Co., Ltd. |
Handheld computer |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a