USPatentGranted
S

Folding transparency viewer

Granted 12 Apr 1983 · no office action yet

Application
228639
filed 26 Jan 1981
Publication
Not published
not published
Patent· this page
US D268592
granted 12 Apr 1983

Life of the patent

14 dated events
⤢ drag to zoom1982198419861988199019921994199619982000ProsecutionOwnershipTerm & fees
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Description

1 parts
›FIG. 1 is a top and left front…

FIG. 1 is a top and left front perspective view of a folding transparency viewer showing our new design in the folded position;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof, the right side being a mirror image thereto;

FIG. 6 is a top and left front perspective view thereof in the open position;

FIG. 7 is a top plan view 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

1 codes
USPC · US Patent Classification
D16/18

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File wrapper

Pendency
2.2 y
806 days filing → grant
Office actions
0
on the grant's record
Examiner
Nelson C. Holtje
art unit 292 · TC 2900
Citations: 6 back · 0 forward

Chain of title

⤢ drag to zoom1982198419861988199019921994199619982000Owner 3Owner 5liens, releases & corrections
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