Patent
   D287139
Priority
Nov 04 1983
Filed
May 03 1984
Issued
Dec 09 1986
Expiry
Dec 09 2000

TERM.DISCL.
Assg.orig
Entity
unknown
14
5
n/a
The ornamental design for a calculator, as shown and described.

FIG. 1 is a perspective view of a calculator showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

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

FIG. 7 is a left side elevational view thereof.

Hayashi, Shigeaki

Patent Priority Assignee Title
D303679, May 12 1986 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Electronic calculator
D307595, Apr 11 1986 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Electronic calculator
D309625, Apr 27 1987 Sharp Corporation Electronic calculator
D317618, Apr 19 1989 SHARP KABUSHIKI KAISHA, A CORP OF JAPAN Electronic calculator
D317777, Dec 15 1987 Sharp Corporation Electronic calculator
D652070, Jul 15 2010 Sharp Kabushiki Kaisha Electronic calculator
D807425, Apr 22 2016 Casio Keisanki Kabushiki Kaisha Electronic calculator
D892208, Jul 13 2018 Casio Keisanki Kabushiki Kaisha Electronic calculator
D894186, Dec 05 2018 Pro-Boards, LLC Keyboard
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
D251271, Mar 07 1977 Sharp Corporation Electronic calculating machine
D273200, Jul 03 1981 Sharp Corporation Electronic calculator with solar batteries
D273301, Dec 14 1981 Sharp Corporation Electronic calculator with solar batteries
D273393, Nov 06 1981 Sharp Corporation Electronic calculator
D274822, Dec 26 1981 Sharp Corporation Electronic calculator
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 25 1984HAYASHI, SHIGEAKISharp Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST 0042560805 pdf
May 03 1984Sharp Corporation(assignment on the face of the patent)
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