US3702172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light fountain
Assignee: Individual
•
Filing: 1971-09-20
•
Granted: 1972-11-07
•
Expires: 1991-09-20
Abstract
Abstract AN ILLUMINATED, DECORATIVE WATER FOUNTAIN PRESENTING AN ATTRACTIVE VISUAL EFFECT OF LIGHT CASCADING FROM AN ELEVATED CONTAINER OF WATER. THE INTERIOR OF THE CONTAINER IS FILLED WITH WATER TO AN OPERATING LEVEL ABOVE APERTURES IN THE CONTAINER TO PRESENT A FREE FLOW CASCADING DISCHARGE OF WATER ALONG AN EXTERIOR PATH. A SEPARATE LIGHT SOURCE FOR EACH APERTURE IS DISPOSED WITHIN THE INTERIOR OF THE CONTAINER TO DIRECT LIGHT TOWARD THE ASSOCIATED APERTURE AT AN ANGLE RELATIVE TO THE EXTERIOR PATH IN SUCH A MANNER THAT THE WATER DISCHARGE EFFECTS DEFLECTION OF THE LIGHT ALONG THE EXTERIOR PATH TO CREATE A VISUAL APPEARANCE OF CASCADING LIGHT.
Inventors
- 👤 Dale E Hawkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:57
CPC Classifications
F; F21; F21S; F21S8/00; F21S10/00; F21S10/02; F21W; F21W2121/00; F21W2121/02
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) | 1975-11-07 | 1976-05-08 | 1976-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-07 | 1980-05-08 | 1980-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-07 | 1984-05-08 | 1984-11-07 | $7700.00 | Window Closed / Lapsed |