Telephone headset ear loop

- Unicon Incorporated
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Description

FIG. 1 is a front elevation view of the design with a telephone earpiece attachment shown in dotted outline; the telephone earpiece attachment does not form a part of the invention;

FIG. 2 is a top view of the design;

FIG. 3 is a right side elevation view of the design;

FIG. 4 is a bottom view of the design;

FIG. 5 is a rear elevation view of the design; and,

FIG. 6 is a left side elevation view of the design.

Referenced Cited
U.S. Patent Documents
D237090 October 1975 Yanagawa
D242724 December 14, 1976 Brodie
D311521 October 23, 1990 Jonsson et al.
D366486 January 23, 1996 Runquist et al.
1587643 June 1926 Harman
2474135 June 1949 White
2513746 July 1950 Rohr
2858544 November 1958 Roth
3862378 January 1975 Norris
3993879 November 23, 1976 Larkin
4020297 April 26, 1977 Brodie
4273969 June 16, 1981 Foley et al.
4335281 June 15, 1982 Scott et al.
4453050 June 5, 1984 Enokido
4702345 October 27, 1987 Janssen et al.
5903644 May 11, 1999 Scheider et al.
Foreign Patent Documents
436377 October 1926 AUX
158391 October 1985 EPX
60-10999 January 1985 JPX
788099 December 1957 GBX
1377237 December 1974 GBX
2036505 June 1980 GBX
Patent History
Patent number: D420010
Type: Grant
Filed: Jan 29, 1999
Date of Patent: Feb 1, 2000
Assignee: Unicon Incorporated (Minneapolis, MN)
Inventor: Matthew Pitel (Rogers, MN)
Primary Examiner: Jeffrey Asch
Attorney: Paul L. Sjoquist
Application Number: 0/99,863
Classifications
Current U.S. Class: Telephone Equipment (D14/240); Headphone (D14/223); Mouthpiece Or Earpiece (24) (D14/249)
International Classification: 1403;