US3015613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solar water still
Assignee: Individual
•
Filing: 1954-08-04
•
Granted: 1962-01-02
•
Expires: 1974-08-04
Abstract
No abstract record available.
Inventors
- 👤 William B Edmondson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:14
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/14; Y; Y02; Y02A; Y02A20/00; Y02A20/20; Y02A20/208; Y02A20/212; Y10; Y10S; Y10S159/00; Y10S159/902; Y10S159/903; Y10S203/00; Y10S203/01; Y10S203/11; Y10S203/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A CIRCULAR SOLAR STILL COMPRISING, IN COMBINATION, A BASE, SAID BASE BEING ADAPTED TO HOLD A LIQUID POOL TO BE EVAPORTED, A CONICAL TYPE ROOF PERMEABLE TO SOLAR RADIATION COVERING SAID BASE AND SUPPORTED THEREBY, MEANS FOR ADMITTING AIR SUBSTANTIALLY UNIFORMLY ABOUT THE PERIPHERY OF THE STILL TO THE SPACE UNDERNEATH SAID ROOF, A VERTICAL TUBED CONDENSER CENTRALLY POSITIONED ON AND ATTACHED TO SAID ROOF AT THE APEX OF THE ROOF, SAID ROOF SLOPING UPWARDLY TO SAID CONDENSER, AND A CATCH BASIN BELOW AND VERTICALLY ALIGNED WITH THE SAID CONDENSER, AND CONNECTED TO SAID BASE TO RECEIVE THE CONDENSATE FROM SAID CONDENSER.
Claim 2
Dependent Claim
102 words
A CIRCULAR SOLAR STILL COMPRISING, IN COMBINATION, A BASE, SAID BASE BEING ADAPTED TO HOLD A LIQUID POOL TO BE EVAPORTED, A CONICAL TYPE ROOF PERMEABLE TO SOLAR RADIATION COVERING SAID BASE AND SUPPORTED THEREBY, MEANS FOR ADMITTING AIR SUBSTANTIALLY UNIFORMLY ABOUT THE PERIPHERY OF THE STILL TO THE SPACE UNDERNEATH SAID ROOF, A VERTICAL TUBED CONDENSER CENTRALLY POSITIONED ON AND ATTACHED TO SAID ROOF AT THE APEX OF THE ROOF, SAID ROOF SLOPING UPWARDLY TO SAID CONDENSER, AND A CATCH BASIN BELOW AND VERTICALLY ALIGNED WITH THE SAID CONDENSER, AND CONNECTED TO SAID BASE TO RECEIVE THE CONDENSATE FROM SAID CONDENSER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |