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The ornamental design for a ribbon cartridge, as shown and described. |
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FIG. 1 is a top plan view of a ribbon cartridge showing my new design;
FIG. 2 is a front 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 rear elevational view thereof; and
FIG. 6 is a bottom plan view thereof.
| Patent | Priority | Assignee | Title |
| D302438, | Nov 28 1985 | Canon Kabushiki Kaisha | Ink ribbon cartridge |
| D302828, | Feb 09 1987 | Canon Kabushiki Kaisha | Ink ribbon cassette for electronic typewriter |
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| D305242, | Feb 22 1988 | Ing. C. Olivetti & C., S.p.A. | Printing ribbon cartridge |
| D305243, | Feb 22 1988 | Ing. C. Olivetti & C., S.p.A. | Printing ribbon cartridge |
| D305548, | Jun 22 1987 | Ing. C. Olivetti & C., S.p.A. | Printing ribbon cartridge |
| D305549, | Jun 22 1987 | Ing. C. Olivetti & C., S.p.A. | Printing ribbon cartridge |
| D305907, | Oct 21 1986 | Ing. C. Olivetti & C., S.p.A. | Printing ribbon cartridge |
| Patent | Priority | Assignee | Title |
| 4034935, | Nov 19 1975 | Xerox Corporation | Dual level ribbon cartridge |
| D245116, | Aug 25 1975 | Xerox Corporation | Ribbon cartridge |
| D247325, | Jun 28 1976 | Xerox Corporation | Ribbon cartridge |
| D250613, | Mar 14 1977 | Xerox Corporation | Ribbon cartridge with ribbon |
| D261277, | Jul 13 1979 | Ricoh Company Ltd. | Printer ribbon cassette |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| May 20 1981 | DAUGHTERS JAMES R | WORDEX, A CORP OF CA | ASSIGNMENT OF ASSIGNORS INTEREST | 003857 | /0011 | |
| May 26 1981 | Wordex | (assignment on the face of the patent) | / |
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