|
The ornamental design for an electronic calculator, as shown and described. |
|||||||||||||||||
FIG. 1 is a perspective view of the electronic calculator in enlarged scale showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom 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.
| Patent | Priority | Assignee | Title |
| D303680, | May 23 1986 | Sharp Kabushiki Kaisha | Electronic calculator |
| D307890, | Dec 21 1988 | UNITRON TECHNOLOGIES, INC | Hand held data entry terminal |
| D312628, | Apr 05 1989 | SHARP KABUSHIKI KAISHA, TO BE REPRESENTED AS SHARP CORPORATION IN ENGLISH , A CORP OF JAPAN | Portable order terminal with card reader |
| D464989, | Jun 19 2001 | PI-Design AG | Calculator |
| D487109, | Dec 13 2002 | Brother Industries, Ltd. | Pushbutton for printer with copying and facsimile functions |
| D561160, | Oct 30 2006 | Sony Ericsson Mobile Communications AB | Mobile phone |
| D574808, | Jul 10 2006 | Sony Ericsson Mobile Communications AB | Mobile phone |
| D652070, | Jul 15 2010 | Sharp Kabushiki Kaisha | Electronic calculator |
| D892208, | Jul 13 2018 | Casio Keisanki Kabushiki Kaisha | Electronic calculator |
| D894186, | Dec 05 2018 | Pro-Boards, LLC | Keyboard |
| 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 |
| 234773, | |||
| 238493, | |||
| 240737, | |||
| D281435, | Mar 30 1982 | Sharp Corporation | Printing calculator |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 14 1984 | SATAKE, NORIKO | SHARP KABUSHIKI KAISHA, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004368 | /0151 | |
| Sep 25 1984 | Sharp Corporation | (assignment on the face of the patent) | / |
| Date | Maintenance Fee Events |
| Date | Maintenance Schedule |