USPatentGranted
S

Lead frame for a semiconductor element or the like

Granted 25 Oct 1988 · no office action yet

Current assignee: Sumitomo Electric Industries · originally Sumitomo Chemical

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Inventors: Hitoshi Akazawa, Kazunao Kudoh · Examiner: Susan J. Lucas · AU 291 · TC 2900

Application
726737
filed 24 Apr 1985
Publication
Not published
not published
Patent· this page
US D298231
granted 25 Oct 1988

Life of the patent

2 dated events
⤢ drag to zoomJul 1985Jan 1986Jul 1986Jan 1987Jul 1987Jan 1988Jul 1988Jan 1989Prosecution
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Description

1 parts
›FIG. 1 is a top plan view of…

FIG. 1 is a top plan view of a lead frame for a semiconductor element or the like showing our new design, the bottom being a mirror image thereof;

FIG. 2 is a right side elevational view thereof, the opposite side being a mirror image thereof; and

FIG. 3 is a front elevational view thereof, the rear being a mirror image thereof.

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

2 codes
USPC · US Patent Classification
D13/99D13/24

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File wrapper

Pendency
3.5 y
1,280 days filing → grant
Office actions
0
on the grant's record
Examiner
Susan J. Lucas
art unit 291 · TC 2900
Citations: 5 back · 0 forward

Chain of title

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