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United States Patent D814,439
Birath ,   et al. April 3, 2018

Foldable headphone


CLAIM The ornamental design for a foldable headphone, as shown and described.
Inventors: Birath; Martin (Lidingo, SE), Enqvist; Andreas (Hagersten, SE)
Name City State Country Type

Zound Industries International AB



Assignee: Zound Industries International AB (Stockholm, SE)
Appl. No.: D/586,224
Filed: December 1, 2016

Current U.S. Class: D14/205
Current International Class: 1401
Field of Search: ;D14/205 ;D29/112 ;2/209,423,425 ;181/129,130,135 ;379/430,431 ;381/380,381,370,371,374,379,391 ;455/90.3,575.1,569.1

References Cited [Referenced By]

U.S. Patent Documents
2394374 February 1946 Gilman
3562816 February 1971 Hutchinson
D223256 April 1972 Thomson
3681540 August 1972 Thomson
D229833 January 1974 Becker
D235210 May 1975 Hill
3908200 September 1975 Lundin
D246259 November 1977 Nishimura
D246519 November 1977 Kato
4133053 January 1979 Lundin
D255352 June 1980 Besasie
D266417 October 1982 Perez
4459707 July 1984 Stallings
4499593 February 1985 Antle
4572323 February 1986 Randall
4689822 August 1987 Houng
D301145 May 1989 Besasie
4993065 February 1991 Chiou
D317767 June 1991 Banks
D326654 June 1992 Brown
5185807 February 1993 Bergin
D337115 July 1993 Yamazaki
D353817 December 1994 Wada
5384857 January 1995 Nordin
D411200 June 1999 Almqvist
6081604 June 2000 Hikichi
D434191 November 2000 Emilsson
6449806 September 2002 Engelhard
6611963 September 2003 Woo
D497608 October 2004 Birgersson
D512708 December 2005 Harris, Jr.
D605629 December 2009 Suwalski
D616419 May 2010 Suwalski
D616865 June 2010 Marchand
D719136 December 2014 Schaal
D721052 January 2015 Carr
D734294 July 2015 Euler
D795218 August 2017 Ohmachi
2011/0225705 September 2011 Fernandes
Primary Examiner: Greene; Paula Allen
Attorney, Agent or Firm: Alonzo & Associates Alonzo; Arlyn


FIG. 1 is a perspective view of an exemplary foldable headphone.

FIG. 2 is a front view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a left side view thereof.

FIG. 5 is a right side view thereof.

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The foldable headphone may be used for listening to music and/or audio signals, and may include a microphone for recording or transmitting music and/or audio signals. The foldable headphone may be a wired or a wireless device.

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