US3666936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shadow box
Assignee: Individual
•
Filing: 1970-06-30
•
Granted: 1972-05-30
•
Expires: 1990-06-30
Abstract
Abstract An enclosure having a translucent screen at the front thereof, a plastic screen having a pattern thereon parallel to and spaced from the translucent screen, and colored light bulbs arranged on the inside surface of the rear of the enclosure for blinking various colored patterns onto the translucent screen.
Inventors
- 👤 Ranson W Webster Jr
- 👤 Ernst H Jarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:17
CPC Classifications
G; G09; G09F; G09F19/00; G09F13/00; G09F13/04; G09F13/08; G09F13/10; G09F19/12; F; F21; F21W; F21W2121/00; Y; Y10; Y10S; Y10S362/00; Y10S362/812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
199 words
A shadow box comprising a housing, light sockets connected in series to a power source and spaced in a desired pattern within said housing attached to the rear wall thereof, colored light bulbs mounted in said sockets capable of casting undiffused light, a transparent support sheet secured within said housing parallel to the rear wall thereof, an image layer supported on the surface of said sheet facing said bulbs, a translucent screen spaced from and positioned on the side of said transpatent sheet opposite said rear wall and forming the front of said housing, said bulbs blinking and projecting simultaneously and in alternative various images from said image layer of different colors onto said translucent screen in different areas thereof producing an aesthetic lighting effect, said image layer forming illustrative and textural material for the amusement and education of the viewer and a bottom wall detachably secured on said housing for access to said housing for varying the geometric arrangement in which said bulbs are spaced from each other and changing the spacing of said transparent sheet and said translucent screen from each other and the rear of said housing thereby producing different lighting effects on said translucent screen.
Claim 2
Dependent Claim
199 words
A shadow box comprising a housing, light sockets connected in series to a power source and spaced in a desired pattern within said housing attached to the rear wall thereof, colored light bulbs mounted in said sockets capable of casting undiffused light, a transparent support sheet secured within said housing parallel to the rear wall thereof, an image layer supported on the surface of said sheet facing said bulbs, a translucent screen spaced from and positioned on the side of said transpatent sheet opposite said rear wall and forming the front of said housing, said bulbs blinking and projecting simultaneously and in alternative various images from said image layer of different colors onto said translucent screen in different areas thereof producing an aesthetic lighting effect, said image layer forming illustrative and textural material for the amusement and education of the viewer and a bottom wall detachably secured on said housing for access to said housing for varying the geometric arrangement in which said bulbs are spaced from each other and changing the spacing of said transparent sheet and said translucent screen from each other and the rear of said housing thereby producing different lighting effects on said translucent screen.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |