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Patent
   D320988
Priority
Jan 29 1990
Filed
Jan 29 1990
Issued
Oct 22 1991
Expiry
Oct 22 2005
Inventors
Gordon, Ro…
Assg.orig
EXECUTONE …
Assg.curr
VODAVI COM…
Entity
unknown
Referenced by
4
References
9
Maint.:
n/a
The ornamental design for a telephone keyset, as shown and described.

FIG. 1 is a top plan view of a telephone keyset, in cradled relationship 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; and

FIG. 5 is a rear elevational view thereof.
INVENTORS:

Gordon, Robert A.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
D330028, May 23 1991 Nortel Networks Limited Base for a telephone set
D332617, Apr 03 1991 Canon Kabushiki Kaisha Electronic typewriter
D332618, Apr 03 1991 Canon Kabushiki Kaisha Electronic typewriter
D438189, May 19 2000 Avaya Technology Corp. Telephone set
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
D278533, Dec 18 1981 Kabushikikaisha Taikodenki Seisakusho Telephone
D278903, May 10 1982 Kabushiki Kaisha Taikodenki Seisakusho Telephone
D285553, Aug 12 1983 Matsushita Electric Industrial Co., Ltd. Telephone set with automatic dialer and speaker phone
D294350, Dec 23 1985 CODE-A-PHONE CORPORATION, A CORP OF DE Telephone instrument
D299458, Oct 14 1987 TIE Communications, Inc. Telephone set
D300925, Mar 14 1986 Mitel Corporation Telephone set with display
D304717, May 23 1988 AG COMMUNICATION SYSTEMS CORPORATION, 2500 W UTOPIA RD , PHOENIX, AZ 85027, A DE CORP Base housing for a multi-feature telephone call processor
D307144, Dec 17 1986 Nitsuko Corporation Key telephone set
D311918, Dec 06 1988 Matra Communication Telephone set
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 29 1989GORDON, ROBERT A EXECUTONE INFORMATION SYSTEMS, INC ASSIGNMENT OF ASSIGNORS INTEREST 0052200343 pdf
Jan 29 1990Executone Information Systems, Inc.(assignment on the face of the patent)
Dec 28 1990EXECUTONE INFORMATION SYSTEMS, INC , A CORPORATION OF VACONTINENTAL BANK N A , FORMERLY KNOWN AS CONTINENTAL ILLINOIS NATIONAL BANK AND TRUST COMPANY OF CHICAGO SECURITY INTEREST SEE DOCUMENT FOR DETAILS 0058290140 pdf
Mar 31 1994EXECUTONE INFORMATION SYSTEMS, INC V TECHNOLOGY ACQUISITION CORP ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0070360198 pdf
Apr 11 1994V TECHNOLOGY ACQUISTION CORP VODAVI COMMUNICATIONS SYSTEMS, INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 0082680911 pdf
Apr 15 1994CONTINENTAL BANK N A EXECUTONE INFORMATION SYSTEMS, INC RELEASE OF INTERESTS IN PATENTS0070230877 pdf
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