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US3666936A Expired / Lapsed US ⏱️ 0.0 years remaining

Shadow box

Assignee: Individual
•
Filing: 1970-06-30
•
Granted: 1972-05-30
•
Expires: 1990-06-30
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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 21:08
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)

US1212069A Cited
US1619096A Cited
US1801316A Cited
US1739592A Cited
US1972123A Cited
US1945721A Cited
US2345998A Cited
US2522098A Cited

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

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