Patent
   D319651
Priority
Oct 10 1989
Filed
Oct 10 1989
Issued
Sep 03 1991
Expiry
Sep 03 2005
Assg.orig
Entity
unknown
5
6
n/a
The ornamental design for a multipurpose calculator case, as shown and described.

FIG. 1 is a left, front and top perspective view of a multipurpose calculator case in the closed position showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view in the open position;

FIG. 9 is a front elevational view thereof;

FIG. 10 is a rear elevational view thereof;

FIG. 11 is a left side elevational view thereof;

FIG. 12 is a right side elevational view thereof;

FIG. 13 is a top plan view thereof; and

FIG. 14 is a bottom plan view thereof.

Hu Huang, Li-Chen

Patent Priority Assignee Title
5629615, Sep 21 1993 Hitachi Denshi Kabushiki Kaisha Oscilloscope casing structure
D332274, Dec 27 1991 POLLYFLAME INTERNATIONAL B V Combined calculator, business card holder, clock, and alarm
D343831, May 25 1990 Combined housing and display screen for laptop computer and CD ROM terminal
D570099, Nov 30 2006 Sun Coast Merchandise Corporation Calculator pencil box
D807884, Nov 11 2015 Technologies Humanware Inc. Tactile braille tablet
Patent Priority Assignee Title
4644391, Jun 29 1984 Kabushiki Kaisha Toshiba Image information input apparatus for inputting supplemental information to a copying machine
D249952, Jul 19 1976 JOHN MANUFACTURING LIMITED A BODY CORPORATE OF HONG KONG Telephone index
D260534, May 02 1979 Arlac-Werk Heiko Ippen Telephone register
D302007, May 15 1986 Kabushiki Kaisha Toshiba Image scanner
D310543, Nov 23 1987 The McGregor Company Electronic address book
D312831, Apr 17 1987 Sharp Corporation Electronic calculator with voice clock
//
Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 10 1989Pro Eton Trading Co., Ltd.(assignment on the face of the patent)
Oct 26 1989HU HUANG, LI-CHENPRO ETON TRADING CO , LTD , NO 13, LANE 9, LI SHUEI ST , TAIPEI, TAIWAN, R O C ASSIGNMENT OF ASSIGNORS INTEREST 0051890717 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule