Patent
   D255567
Priority
Nov 21 1977
Filed
Nov 21 1977
Issued
Jun 24 1980
Expiry
Jun 24 1994
Assg.orig
Entity
unknown
2
5
n/a
The ornamental design for a ribbon cassette, as shown.

FIG. 1 is a top perspective view of a ribbon cassette showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is an end elevation view thereof; and

FIG. 7 is a perspective view showing the bottom thereof.

This application is related to copending applications, all assigned to the assignee of the present application and entitled "Ribbon Cartridge" bearing Ser. No. 848,136, filed on Nov. 3, 1977, in the name of John A. Garrido; Ser. No. 852,297 filed on Nov. 17, 1977, in the name of Joseph C. Sereika; and Ser. No. 852,298, filed on Nov. 17, 1977 in the name of Joseph A. Marsico.

Beitler, Myron

Patent Priority Assignee Title
D277193, Jun 30 1982 Silver Seiko Limited Ribbon cartridge for typewriter
D415753, Aug 20 1997 Sony Corporation Case for a disc cartridge
Patent Priority Assignee Title
3960259, Oct 04 1971 Ing. C. Olivetti & C., S.p.A. Ribbon cartridge for typewriter, calculating, accounting or like office machines
215358,
231800,
236834,
D246332, Jul 10 1975 Ing. C. Olivetti & C., S.p.A. Ink ribbon cartridge
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 21 1977Litton Business Systems, Inc.(assignment on the face of the patent)
Oct 16 1984MONROE SYSTEMS FOR BUSINESS, INC A NE CORPMELLON BANK NATIONAL ASSOCIATIONSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0043210976 pdf
Nov 26 1984LITTON BUSINESS SYSTEMS, INC A NY CORPMONROE SYSTEMS FOR BUSINESS, INC A NE CORPASSIGNMENT OF ASSIGNORS INTEREST 0044230130 pdf
Sep 18 1990MONROE SYSTEMS FOR BUSINESS, INC , A CORP OF NVMELLON BANK EAST PSFS NATIONAL ASSOCIATIONSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0056520030 pdf
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