Headphone

Details Headphone Headphone

2007-06-12

2007-06-12

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

29247440

CLAIM:
The ornamental design for a headphone, as shown.

REFERENCES:
patent: 4689822 (1987-08-01), Houng
patent: D300133 (1989-03-01), Daidoh et al.
patent: D305541 (1990-01-01), Hirose
patent: D313092 (1990-12-01), Nilsson
patent: D328074 (1992-07-01), Yamazaki et al.
patent: 5809573 (1998-09-01), Bary
patent: D502938 (2005-03-01), Tokioka et al.
patent: D512983 (2005-12-01), Tachikawa
patent: D525235 (2006-07-01), Koizumi
patent: D534155 (2006-12-01), Obata
patent: D534156 (2006-12-01), Obata

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