FIG. 1 is a front perspective view of an electronic calculator in accordance with my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is rear elevation view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof;
FIG. 6 is a left-side elevation view thereof; and
FIG. 7 is a right-side elevation view thereof; and,
FIG. 8 is a front perspective view of an electronic calculator of FIG. 1 showing a sub-display unit tilted in an upright position.
The dotted lines define the boundary of the claim, which extends to the boundary but does not include the boundary; while the remaining broken lines depict portions of the electronic calculator that form no part of the claim.
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Priority |
Assignee |
Title |
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Programmable calculator |
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Apr 11 1975 |
Sharp Kabushiki Kaisha |
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Jul 21 1975 |
Hewlett-Packard Company |
Programmable calculator employing a read-write memory having a movable boundary between program and data storage sections thereof |
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Oct 15 1976 |
Sharp Kabushiki Kaisha |
Electronic calculator with no protruding key tops |
4200926, |
May 22 1972 |
Texas Instruments Incorporated |
Electronic calculator implemented in semiconductor LSI chips with scanned keyboard and display |
4209735, |
Sep 29 1976 |
Sharp Kabushiki Kaisha |
Solar battery powered electronic calculator |
4271404, |
Mar 29 1977 |
Sharp Kabushiki Kaisha |
Power supply controller in a keyboard-equipped apparatus such as an electronic calculator |
4283769, |
Mar 15 1978 |
Sharp Kabushiki Kaisha |
Time information print out at a preselected condition in an electronic calculator |
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Jul 26 1978 |
Sharp Kabushiki Kaisha |
Display device for electronic calculator or the like |
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Sep 14 1978 |
Sharp Kabushiki Kaisha |
Combined electronic calculator and electronically tuning radio receiver |
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Jul 07 1972 |
Hewlett-Packard Company |
Programmable calculator having structure for controlling an x-y plotter |
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Nov 01 1976 |
Sharp Kabushiki Kaisha |
Electronic calculator with acoustic confirmation of key actuation and acoustical alarms |
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Mar 06 1981 |
Sharp Kabushiki Kaisha |
Combined electronic calculator and electronic alarm timepiece |
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Nov 11 1981 |
Sharp Kabushiki Kaisha |
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Mar 31 1977 |
Sharp Kabushiki Kaisha |
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Nov 18 1981 |
Sharp Kabushiki Kaisha |
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Sharp Kabushiki Kaisha |
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Nov 09 1981 |
Sharp Kabushiki Kaisha |
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Mar 13 1984 |
Sharp Kabushiki Kaisha |
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Oct 21 1986 |
Sharp Kabushiki Kaisha |
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Dec 19 1988 |
Hewlett-Packard Company |
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Jun 10 1992 |
Sharp Kabushiki Kaisha |
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Sharp Kabushiki Kaisha |
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Jan 15 1975 |
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Calculator |
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Oct 23 1974 |
Sharp Kabushiki Kaisha |
Electronic calculating machine |
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Feb 05 1976 |
Sharp Kabushiki Kaisha |
Electronic calculating machine |
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May 12 1977 |
Sharp Kabushiki Kaisha |
Combined electronic calculator and clock |
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Nov 13 1978 |
Texas Instruments Incorporated |
Case for printing calculator or the like |
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Jan 22 1979 |
Kosmos International Ltd. |
Biorhythm computer |
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Jul 03 1978 |
Canon Kabushiki Kaisha |
Desk top electronic calculator |
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Sep 02 1978 |
Nihon Seimitsu Sokki Co., Ltd. |
Sphygmomanometer |
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May 12 1980 |
Powers Medical Systems, Inc. |
Cardiac pacemaker tester |
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Oct 28 1981 |
GEC PLESSEY TELECOMMUNICATIONS LIMITED , |
Console for a data terminal |
D279104, |
Feb 14 1983 |
Sharp Corporation |
Electronic printer with calculator |
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Jan 28 1983 |
Sharp Corporation |
Desk-top calculator |
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Nov 25 1982 |
Sharp Corporation |
Electronic calculator with printer |
D280418, |
Jan 05 1983 |
Sharp Corporation |
Electronic printing calculator |
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Mar 01 1983 |
Becton, Dickinson and Company |
Lighted keytop |
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Oct 20 1983 |
Sharp Corporation |
Printing calculator |
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May 30 1984 |
Sharp Corporation |
Electronic calculator with printer |
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Nov 05 1984 |
Sharp Kabushiki Kaisha |
Electronic printing calculator |
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May 30 1985 |
Sharp Corporation |
Printing calculator |
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Jun 06 1985 |
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May 23 1986 |
Sharp Kabushiki Kaisha |
Electronic calculator |
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May 23 1986 |
SHARP KABUSHIKI KAISHA, OSAKA, JAPAN A CORP OF JAPAN |
Electronic calculator |
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Oct 03 1985 |
Sharp Kabushiki Kaisha |
Electronic calculator |
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May 12 1986 |
SHARP KABUSHIKI KAISHA, A CORP OF JAPAN |
Electronic calculator |
D303680, |
May 23 1986 |
Sharp Kabushiki Kaisha |
Electronic calculator |
D303681, |
Aug 07 1986 |
Sharp Kabushiki Kaisha |
Electronic calculator |
D303807, |
Jan 27 1986 |
SHARP KABUSHIKI KAISHA TO BE REPRESENTED AS SHARP CORPORATION IN ENGLISH , OSAKA, JAPAN A CORP OF JAPAN |
Electronic calculator with memo |
D303980, |
Feb 25 1986 |
SHARP KABUSHIKI KAISHA TO BE REPRESENTED AS SHARP CORPORATION IN ENGLISH |
Electronic calculator |
D306743, |
Dec 07 1987 |
Casio Computer Co., Ltd. |
Electronic calculator |
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Nov 25 1987 |
Cal-Comp Electronics, Inc. |
Calculator or similar article |
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Nov 25 1987 |
Cal-Comp Electronics, Inc. |
Calculator or similar article |
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Jul 28 1986 |
SHARP KABUSHIKI KAISHA, OSAKA, JAPAN A CORP OF JAPAN |
Electronic calculator |
D308532, |
May 08 1987 |
Sharp Corporation |
Electronic calculator with printer |
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May 28 1987 |
Sharp Corporation |
Electronic calculator with printer |
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Jul 02 1987 |
SHARP KABUSHIKI KAISHA, A CORP OF JAPAN |
Electronic calculator with printer |
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Feb 06 1987 |
Casio Computer Co., Ltd. |
Electronic calculator |
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Feb 06 1987 |
Casio Computer Co., Ltd. |
Electronic calculator |
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Dec 29 1987 |
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Electronic calculator with printer |
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Dec 28 1987 |
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Electronic calculator with printer |
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Casio Computer Co., Ltd. |
Electronic calculator |
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Sharp Corporation |
Electronic Calculator with printer |
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Jan 08 1991 |
MONROE SYSTEMS FOR BUSINESS, INC |
Calculator case |
D343854, |
Feb 07 1991 |
Casio Computer Co., Ltd. |
Electronic calculator |
D349511, |
May 27 1992 |
Sharp Kabushiki Kaisha |
Multi-function electronic calculator |
D349722, |
Apr 07 1992 |
Casio Computer Co., Ltd. |
Electronic calculator |
D349917, |
Jul 28 1992 |
Casio Computer Co., Ltd. |
Electronic calculator |
D349918, |
Dec 15 1992 |
Casio Computer Co., Ltd. |
Electronic calculator |
D350148, |
Feb 19 1992 |
Sharp Kabushiki Kaisha |
Electronic calculator |
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Jan 26 1993 |
Canon Business Machines, Inc. |
Electronic word processor |
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May 02 1995 |
Casio Computer Co., Ltd. |
Projection unit for an electronic calculator |
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Jan 10 1996 |
Sharp Kabushiki Kaisha |
Electronic calculator |
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Jan 08 1997 |
Sharp Kabushiki Kaisha |
Electronic calculator |
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Dec 28 1998 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer |
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May 10 1999 |
Sharp Kabushiki Kaisha |
Electronic calculator with solar cell |
D433059, |
May 10 1999 |
Sharp Kabushiki Kaisha |
Electronic calculator with solar cell |
D441008, |
Jan 25 2000 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator |
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Dec 28 1998 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer |
D458294, |
Mar 21 2001 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer |
D459384, |
Mar 21 2001 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer |
D468341, |
Mar 21 2001 |
Sharp Kabushiki Kaisha |
Electronic calculator with printer |
D477625, |
May 14 2002 |
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Desk calculator |
D494208, |
Sep 16 2003 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer |
D508520, |
Mar 16 2004 |
Casio Computer Co., Ltd. |
Electronic calculator |
D546376, |
Dec 22 2005 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer |
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Dec 22 2005 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer |
D568380, |
May 15 2007 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer |
D652070, |
Jul 15 2010 |
Sharp Kabushiki Kaisha |
Electronic calculator |
D806783, |
Apr 25 2016 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer |
D806784, |
Apr 25 2016 |
Casio Keisanki Kabushiki Kaisha |
Electronic calculator with printer |
D836711, |
Sep 12 2016 |
Sharp Kabushiki Kaisha |
Electronic calculator |