US3643085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic light box
Assignee: Individual
•
Filing: 1969-10-13
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Granted: 1972-02-15
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Expires: 1989-10-13
Abstract
Abstract A photographic light box of generally L-shaped configuration having a surface of similar shape, with a curvature between the horizontal and vertical surface portions and with the light distributed in the box to provide a shadowless background for objects to be photographed so that the photograph that is produced has no horizon line.
Inventors
- 👤 Jacqueline Durand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:35
CPC Classifications
G; G03; G03B; G03B15/00; G03B15/02
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
54 words
A photographic light box comprising a horizontal translucent surface and a substantially vertical translucent surface interconnected by a curved translucent surface, a light source behind said surfaces for equally illuminating said translucent surfaces whereby an object placed on said horizontal surface will be photographed with a shadowless background and absence of a horizon line.
Claim 2
Dependent Claim
54 words
A photographic light box comprising a horizontal translucent surface and a substantially vertical translucent surface interconnected by a curved translucent surface, a light source behind said surfaces for equally illuminating said translucent surfaces whereby an object placed on said horizontal surface will be photographed with a shadowless background and absence of a horizon line.
Claim 3
Dependent Claim
22 words
A light box as set forth in claim 1 in which a light source is positioned directly behind the curved translucent surface.
Claim 4
Dependent Claim
23 words
A light box as set forth in claim 1 in which the horizontal, substantially vertical and interconnecting curved surface is an integral surface.
Claim 5
Dependent Claim
19 words
A light box as set forth in claim 1 in which the box is of a generally L-shaped configuration.
Claim 6
Dependent Claim
21 words
A light box as set forth in claim 1 in which the light source is a plurality of fluorescent light tubes.
Claim 7
Dependent Claim
21 words
A light box as set forth in claim 1 in which the light source is a plurality of incandescent light bulbs.
Claim 8
Dependent Claim
25 words
A light box as set forth in claim 1 in which the surface is covered with a seamless colored paper to provide a colored background.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-02-14 | 1975-08-16 | 1976-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-14 | 1979-08-16 | 1980-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-14 | 1983-08-16 | 1984-02-15 | $7700.00 | Window Closed / Lapsed |