Telephone handset

- Cisco Technology, Inc.
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Description

FIG. 1 is a perspective view of a telephone handset in accordance with the present design, wherein the broken line showing of a base unit on which the handset is installed in a cradle is for illustrative purposes only, and forms no part of the claimed design;

FIG. 2 is a second perspective view thereof, depicting the handset removed from its cradle in the non-claimed base unit described above;

FIG. 3 is an enlarged front elevational view thereof;

FIG. 4 is an enlarged rear elevational view thereof;

FIG. 5 is an enlarged right side elevational view thereof, the left side being a mirror image;

FIG. 6 is an enlarged top plan view thereof; and,

FIG. 7 is an enlarged bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D210378 March 1968 Perkins
D274330 June 19, 1984 Winkler
D297935 October 4, 1988 Kurosu et al.
D317612 June 18, 1991 Dalton
D320206 September 24, 1991 Graves et al.
D342261 December 14, 1993 Grewe et al.
D354061 January 3, 1995 Desbarats
D384673 October 7, 1997 Hernandez et al.
Other references
  • Radio Shack.RTM., Amplified Equalizer Telephone ET-145, Owner's Manual, Cat. No. 43-598, .COPYRGT.1994 Tandy Corporation. Polycom.RTM., SoundPoint Pro Desktop Conference Phone 3-Line, User's Guide, .COPYRGT.1998 Polycom, Inc. Sony.RTM., 2-Line ID Telephone IT-M602, Operating Instructions, 201 1998 by Sony Corporation. Radio Shack.RTM., ET-290 TrimFone Telephone, Owner's Manual, Cat. No. 43-585B/6B/7A, .COPYRGT.1997 Tandy Corporation. Nortel, Venture Multiline Communications System, User Guide, 201 1997 Northern Telecom. Casio PhoneMate, TI-360 Telephone with Digital Answering Machine & Call Waiting Caller ID Display, Owner's Guide. Siemens, CSL 2000, CSL 3000, User Guide, .RTM.Siemens GEC Communication Systems Limited 1998. CIDCO, Screen Telephone 2100, .RTM.1997 by CIDCO Corporation. GE, 2-9439 Three Line Business Telephone, User's Guide. No Date Given. AT&T 730 No Date Given. AT&T 9120 No Date Given. GE sn#50219114 No Date Given. Lucent 6424D+ No Date Given. Lucent Technologies 930 No Date Given. Northern Telecom sn#NT2N30AA43 No Date Given. Radio Shack ET-283 No Date Given. Samsung LCD24B No Date Given. Selsuis Systems 30SP No Date Given.
Patent History
Patent number: D431820
Type: Grant
Filed: Mar 19, 1999
Date of Patent: Oct 10, 2000
Assignee: Cisco Technology, Inc. (San Jose, CA)
Inventors: Steven R. Takayama (Atherton, CA), Steven P. Vassallo (Palo Alto, CA), Jonathan I. Kaplan (Palo Alto, CA), Heather Andrus (San Francisco, CA), Jochen Philipp Backs (San Francisco, CA), Rudy Lucas Samuels (Bolinas, CA)
Primary Examiner: Jeffrey Asch
Law Firm: Beyer Weaver & Thomas, LLP
Application Number: 0/102,255
Classifications
Current U.S. Class: Handset (23) (D14/248)
International Classification: 1403;