USPatentGranted
S

Portable programmer for programmable controller

Granted 27 May 1980 · no office action yet

Application
883340
filed 3 Mar 1978
Publication
Not published
not published
Patent· this page
US D255116
granted 27 May 1980

Life of the patent

2 dated events
⤢ drag to zoomJan 1978Apr 1978Jul 1978Oct 1978Jan 1979Apr 1979Jul 1979Oct 1979Jan 1980Apr 1980Jul 1980Prosecution
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Description

1 parts
›FIG. 1 is a top, front perspective view…

FIG. 1 is a top, front perspective view of the portable programmer for programmable controller showing our new design, the front cover being removed to disclose the _keyboard and CRT display;

FIG. 2 is a front elevational view thereof on an enlarged scale;

FIG. 3 is a front elevational view thereof on an enlarged scale with the front cover in place;

FIG. 4 is a right side elevational view thereof on an enlarged scale with the front cover in place;

FIG. 5 is a rear elevational view thereof on an enlarged scale; and

FIG. 6 is a bottom plan view thereof on a reduced scale with the front cover in place.

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
D14/43

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File wrapper

Pendency
2.2 y
816 days filing → grant
Office actions
0
on the grant's record
Examiner
Susan J. Lucas
art unit 291 · TC 2900
Citations: 2 back · 0 forward

Chain of title

⤢ drag to zoom1989199019911992199319941995199619971998Owner 1Owner 3Owner 4
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