|
PTO
Wrapper
PDF
|
|
Dossier
Espace
Google
|
|
|
|
Patent
D245024
|
|
Priority
Jan 29 1976
|
|
Filed
Jan 29 1976
|
|
Issued
Jul 12 1977
|
|
Expiry
Jul 12 1991
|
|
|
|
Assg.orig
|
|
|
|
Entity
unknown
|
|
12
|
|
3
|
|
n/a
|
|
|
|
The ornamental design for an electronic desk calculator with blackboard display, substantially as shown and described.
|
FIG. 1 is a front perspective view of an electronic desk calculator with
blackboard display showing my new design.
FIG. 2 is a rear view of the calculator;
FIG. 3 is a side view of the calculator.
Genin, Robert
| Patent |
Priority |
Assignee |
Title |
| 4742478, |
Sep 19 1984 |
Data General Corporation |
Housing for a portable computer |
| D271029, |
Jan 13 1981 |
North American Foreign Trading Corporation |
Quizzer toy |
| D282114, |
Mar 30 1983 |
Tokyo Shibaura Denki Kabushiki Kaisha |
Automatic teller machine |
| D283406, |
Jan 06 1984 |
Leed's Instruments Inc. |
Electronic security housing or the like |
| D284671, |
Nov 29 1984 |
IBM INFORMATION PRODUCTS CORPORATION, 55 RAILROAD AVENUE, GREENWICH, CT 06830 A CORP OF DE |
Typewriter |
| D303790, |
Mar 30 1987 |
NCR Corporation |
Flat panel display with keyboard or similar article |
| D310352, |
Mar 30 1987 |
NCR Corporation |
Combined data input/output terminal and card reader |
| D573630, |
Sep 27 2006 |
|
Calculator |
| D579483, |
Jul 17 2006 |
SNUGZ USA, LLC |
Calculator notebook |
| D772263, |
Aug 11 2014 |
Samsung Electronics Co., Ltd. |
Display screen or portion thereof with graphical user interface |
| D800659, |
Jun 05 2015 |
Corning Optical Communications LLC |
Fiber optic connector |
| D800660, |
Jun 05 2015 |
Corning Optical Communications LLC |
Fiber optic connector |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jan 29 1976 | | Jardine Industries, Inc. | (assignment on the face of the patent) | | / |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a