Patent
   D259200
Priority
Jul 12 1978
Filed
Jul 12 1978
Issued
May 12 1981
Expiry
May 12 1995

TERM.DISCL.
Assg.orig
Entity
unknown
10
6
n/a
The ornamental design for a case for an electronic calculator, substantially as shown and described.

FIG. 1 is a view in perspective of a case for an electronic calculator showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view of a case for a hand-held calculator showing a modified form of our new design;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof, the right side being a mirror image and the front being the same as FIG. 2;

FIG. 7 is a left side elevational view of the first embodiment.

Ichikawa, Shinpei, Welch, Robert A.

Patent Priority Assignee Title
7721353, Mar 18 2004 180S USA LLC; 180S IP HOLDINGS LLC Hand covering with a hood and a movement mechanism
D289045, Feb 01 1985 Nortel Networks Limited Keypad for a handset telephone
D292404, Oct 05 1984 Dresser Industries, Inc Portable point of sale customer credit card encoder
D302549, Nov 09 1987 Binagraphics, Inc. Pocket computer
D307292, Jun 22 1987 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Electronic calculator
D652070, Jul 15 2010 Sharp Kabushiki Kaisha Electronic calculator
D818456, Jul 07 2016 Electronic musical keyboard
D843998, Apr 21 2017 ClevX, LLC Electronic device
D844604, Apr 21 2017 ClevX, LLC Electronic device
D898818, Nov 12 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
Patent Priority Assignee Title
4158230, Oct 15 1976 Sharp Kabushiki Kaisha Electronic calculator with no protruding key tops
230404,
D243535, Nov 28 1975 Sharp Kabushiki Kaisha Electronic calculating machine
D247391, Jan 14 1976 Sharp Kabushiki Kaisha Electronic calculating machine
D249093, Feb 23 1977 Sharp Kabushiki Kaisha Electronic calculating machine
D249742, Mar 10 1977 Sharp Kabushiki Kaisha Electronic calculating machine
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Jul 12 1978Texas Instruments Incorporated(assignment on the face of the patent)
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