Patent
   D309748
Priority
Feb 06 1987
Filed
Jun 15 1987
Issued
Aug 07 1990
Expiry
Aug 07 2004

TERM.DISCL.
Assg.orig
Entity
unknown
9
5
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 rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a perspective view thereof;

Kobayashi, Naoki

Patent Priority Assignee Title
D322088, Nov 22 1988 Sharp Corporation Calculator
D339603, Mar 16 1992 Calculator with cutter
D362461, Sep 01 1994 Franklin Electronic Publishers, Incorporated Electronic book with display screen and speaker
D369616, May 17 1995 ASPEN MARKETING SERVICES, INC Desk top calculator
D488500, Mar 11 2003 Casio Computer Co., Ltd. Electronic calculator
D508520, Mar 16 2004 Casio Computer Co., Ltd. Electronic calculator
D836711, Sep 12 2016 Sharp Kabushiki Kaisha Electronic calculator
D857091, Sep 12 2016 Sharp Kabushiki Kaisha Electronic calculator
D943661, May 23 2019 HAREX INFOTECH INC Electronic calculator
Patent Priority Assignee Title
238788,
D244395, Aug 18 1975 Electronic bridge scorer
D261528, Jan 15 1979 Canon Kabushiki Kaisha Desk top electronic calculator
D276920, Mar 26 1979 LaFrance Corporation Readily disassembled instrument housing
D286056, Jul 02 1984 Canon Kabushiki Kaisha Desk-top electronic calculator
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jun 08 1987KOBAYASHI, NAOKICASIO COMPUTER CO , LTD , 6-1, NISHI-SHINJUKU 2-CHOME, SHINJUKU-KU, TOKYO, JAPAN, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0047310843 pdf
Jun 15 1987Casio Computer Co., Ltd.(assignment on the face of the patent)
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule