US3821759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Under water camera box
Assignee: Individual
•
Filing: 1972-08-09
•
Granted: 1974-06-28
•
Expires: 1992-08-09
Abstract
Abstract A WATERPROOF BOX CONTAINING A PHOTOGRAPHIC CAMERA TO PERMIT IT BEING SUBMERGED UNDERWATER FOR TAKING PICTURES BENEATH THE WATER SURFACE, THE BOX CONSISTING OF A CASE HAVING WINDOWS SO TO PERMIT THE CAMERA LENS TO SEE OUT OF THE BOX, AND THE CASE HAVING A PANEL ON ITS SIDE WHICH IS INTEGRAL WITH A WATERPROOF GLOVE THAT EXTENDS INWARDLY INTO THE BOX SO THAT A PERSON CAN PLACE HIS HAND INTO THE GLOVE AND MANIPULATE THE CAMERA ADJUSTMENTS INSIDE THE BOX WITHOUT LETTING WATER ENTER.
Inventors
- 👤 F Vooght
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:07
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/02; G03B17/08
Claims Analysis
Total Claims: 0
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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) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-27 | 1981-12-27 | 1982-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-27 | 1985-12-27 | 1986-06-28 | $7700.00 | Window Closed / Lapsed |