Headphones for portable audio devices

Details Headphones for portable audio devices Headphones for portable audio devices

2005-03-15

2005-03-15

Greene, Paula A. (Department: 2912)

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Speaker or housing therefor

Design Patent

active

D0502938

CLAIM:
The ornamental design for headphones for portable audio devices, as shown and described.

REFERENCES:
patent: D316861 (1991-05-01), Yoda et al.
patent: D386181 (1997-11-01), Fisher
patent: D399206 (1998-10-01), Yasutomi et al.
patent: 6195441 (2001-02-01), Ito
patent: D444140 (2001-06-01), Ishibashi
patent: D453015 (2002-01-01), Yuyama
patent: D457874 (2002-05-01), Yoneda
patent: D463396 (2002-09-01), Beraut et al.
patent: D477820 (2003-07-01), Suzuki et al.
patent: 1179310 (2003-07-01), None
Undated sales brochure; Panasonic head phones; published 2003.

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