Patent US4209928A successfully refreshed from Google Patents.
US4209928A
Expired / Lapsed
US
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Display device
Assignee: PERRIGRAPHICS Inc
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Filing: 1978-06-23
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Granted: 1980-07-01
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Expires: 1998-06-23
Abstract
Abstract A display device is formed from flexible sheet material and allows one or a plurality of signs to be supported from a common core support. The core support comprises a single sheet having a number of slits at one end that define arms. The support is folded such that the arms extend at angles from each other. The arms are secured around the signs to provide a multi-face display or sign.
Inventors
- 👤 Allan G. Kraayvanger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:44
CPC Classifications
G; G09; G09F; G09F7/00; G09F7/18
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
107 words
A display device made up from pieces of flexible material, said device comprising at least one sign having a perimeter and support means for said sign, said sign support means comprising a base, a strip of material secured from said base and having a free end arching around a portion of the sign, said strip and perimeter being in substantial contact throughout the extent of said strip from said base to said free end, means for securing said sign and strip near said free end, and means for securing said sign near said base, such that the sign and the strip interact in a mutually supportive relationship.
Claim 2
Dependent Claim
107 words
A display device made up from pieces of flexible material, said device comprising at least one sign having a perimeter and support means for said sign, said sign support means comprising a base, a strip of material secured from said base and having a free end arching around a portion of the sign, said strip and perimeter being in substantial contact throughout the extent of said strip from said base to said free end, means for securing said sign and strip near said free end, and means for securing said sign near said base, such that the sign and the strip interact in a mutually supportive relationship.
Claim 3
Dependent Claim
53 words
The display device of claim 1 wherein said sign support means comprises a plurality of parallel strips extending from said base, said base being folded along lines parallel with said strips to form a multi-sided core having said strips radiating therefrom at angles to each other for supporting a corresponding plurality of signs.
Claim 4
Dependent Claim
33 words
The display device of claim 1 wherein the means for securing said sign and strip near said free end comprises a folded tab on said free end in locking engagement with said sign.
Claim 5
Dependent Claim
28 words
The display device of claim 1 wherein the means for securing said sign near said base comprises a tab on said sign engaging a slot in said base.
Claim 6
Dependent Claim
29 words
The display device of claim 1 wherein the plane of said strip is perpendicular to the plane of the sign, said strip conforming to the shape of said perimeter.
Claim 7
Dependent Claim
19 words
The display device of claim 1 wherein a plurality of said devices are supported on a common vertical support.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-07-01 | 1983-12-31 | 1984-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-07-01 | 1987-12-31 | 1988-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-07-01 | 1991-12-31 | 1992-07-01 | $7700.00 | Window Closed / Lapsed |