USPatentGranted
S

Headphone

Granted 9 Feb 1999 · no office action yet

Current assignee: Sony Corporation · originally Sony Group Corporation

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Inventors: Hirohisa Tanaka, Mitsuhiro Nakamura · Examiner: Philip S. Hyder · AU 292 · TC 2900

Application
Not granted yet
filed 23 Dec 1997
Publication
Not published
not published
Patent· this page
US D405449
granted 9 Feb 1999

Life of the patent

4 dated events
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Description

1 parts
›FIG. 1 is a perspective view of a…

FIG. 1 is a perspective view of a first embodiment of a headphone showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a rear elevational view thereof;

FIG. 8 is a perspective view of a second embodiment of a headphone showing our new design;

FIG. 9 is a top plan view thereof;

FIG. 10 is a left side elevational view thereof;

FIG. 11 is a front elevational view thereof;

FIG. 12 is a bottom plan view thereof;

FIG. 13 is a right side elevational view thereof;

FIG. 14 is a rear elevational view thereof; and,

FIG. 15 is a perspective view thereof, in the folded condition.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims

1 · 1 independent · depth 1
1 granted claims

Classifications

1 codes
USPC · US Patent Classification
D14/205

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Pendency
1.1 y
413 days filing → grant
Office actions
0
on the grant's record
Examiner
Philip S. Hyder
art unit 292 · TC 2900
Citations: 8 back · 0 forward

Chain of title

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Citations

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