Patent
   D273303
Priority
Jun 26 1981
Filed
Dec 14 1981
Issued
Apr 03 1984
Expiry
Apr 03 1998
Assg.orig
Entity
unknown
13
4
n/a
The ornamental design for an electronic calculator, as shown and described.

FIG. 1 is a top plan view of an electronic calculator showing my 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; and

FIG. 5 is a left side elevational view thereof, the right side being identical.

Sakamoto, Harumi

Patent Priority Assignee Title
D287024, Dec 15 1983 Sharp Corporation Electronic calculator
D303680, May 23 1986 Sharp Kabushiki Kaisha Electronic calculator
D307595, Apr 11 1986 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Electronic calculator
D309624, Apr 11 1986 SHARP KABUSHIKI KAISHA, OSAKA, JAPAN A CORP OF Electronic calculator
D317620, Mar 31 1988 Cooper Technologies Company Lighting calculator
D377190, Apr 22 1996 Casio Computer Co., Ltd. Electronic calculator
D509238, Jan 26 2004 Casio Keisanki Kabushiki Kaisha Electronic calculator
D652070, Jul 15 2010 Sharp Kabushiki Kaisha Electronic calculator
D892208, Jul 13 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
3978328, Apr 07 1975 National Semiconductor Corporation Pocket calculator
D249742, Mar 10 1977 Sharp Kabushiki Kaisha Electronic calculating machine
D269355, Mar 06 1981 Sharp Corporation Electronic calculator
D269624, Mar 27 1981 Sharp Corporation Electronic calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 30 1981SAKAMOTO, HARUMISHARP KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0039570551 pdf
Dec 14 1981Sharp Corporation(assignment on the face of the patent)
Jan 21 2011Fleet Capital CorporationDOSKOCIL MANUFACTURING COMPANY, INCRELEASE OF SECURITY INTEREST 016561 00010425230864 pdf
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