Patent
   D302828
Priority
Feb 09 1987
Filed
Apr 28 1987
Issued
Aug 15 1989
Expiry
Aug 15 2003
Assg.orig
Entity
unknown
4
11
n/a
The ornamental design for an ink ribbon cassette for electronic typewriter, as shown and described.

FIG. 1 is a front elevational view of an ink ribbon cassette for electronic typewriter showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a perspective view taken from the top, rear and left side thereof .

Ohba, Yasuo, Endo, Aiko

Patent Priority Assignee Title
D352954, Oct 30 1991 Seiko Epson Corporation Ribbon cartridge for printer
D354978, Jul 01 1992 Canon Business Machines, Inc.; CANON BUSINESS MACHINES, INC Refillable ink ribbon cartridge
D475737, Oct 17 2002 Y. Nissim, Inc. Ribbon cartridge
D476026, Oct 17 2002 Y. Nissim, Inc. Bottom section of ribbon cartridge
Patent Priority Assignee Title
3918569,
4400103, Oct 01 1979 Wordex Universal ribbon cartridge
4496255, Sep 04 1980 NEC Corporation Invertible multiple-pass ribbon cartridge having two capstans
4511271, Jun 07 1982 Olivetti Accessori, S.p.A. Typing ribbon cartridge with blocking element
D244965, Aug 22 1975 Xerox Corporation Ribbon cartridge
D261277, Jul 13 1979 Ricoh Company Ltd. Printer ribbon cassette
D272544, May 26 1981 Wordex Ribbon cartridge
D275404, Dec 16 1981 RICOH COMPANY LTD , 3-6, 1-CHOME, NAKA-MAGOME, OHTA-KU, TOKYO 143 JAPAN Printing ribbon cassette
D281330, Jun 01 1983 Canon Kabushiki Kaisha Ink ribbon cartridge for electronic typewriter
D286058, Apr 03 1984 Ricoh Company, Ltd. Printing ribbon cassette
D290715, Dec 20 1984 Canon Kabushiki Kaisha Ink ribbon cassette
///
Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 23 1987ENDO, AIKOCANON KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0047010071 pdf
Apr 23 1987OHBA, YASUOCANON KABUSHIKI KAISHA, A CORP OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0047010071 pdf
Apr 28 1987Canon Kabushiki Kaisha(assignment on the face of the patent)
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule