US3055810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for purifying water
Assignee: Individual
•
Filing: 1958-03-03
•
Granted: 1962-09-25
•
Expires: 1978-03-03
Abstract
No abstract record available.
Inventors
- 👤 Ross E Skow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:47
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; Y; Y10; Y10S; Y10S203/00; Y10S203/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A METHOD OF SUPPLYING PURIFIED WATER, INCLUDING DISTILLING RAW WATER TO PROVIDE A PURE WATER CONDENSATE, COLLECTING SAID CONDENSATE TO MAINTAIN A SINGLE BODY OF PURIFIED WATER, SUPPLYING SAID CONDENSATE WHILE WARM TO THE UPPER PORTION OF SAID BODY OF PURIFIED WATER, REFRIGERATING THE LOWER PORTION OF SAID BODY OF PURIFIED WATER TO MAINTAIN A LOWER CONCENTRATION ZONE OF COLD PURIFIED WAER AND AN UPPER CONCENTRATION ZONE OF WARM PURIFIED WATER, SEPARATELY AND SELECTIVELY WITHDRAWING WARM AND COLD PURIFIED WATER FROM SAID ZONES, SENSING THE LOWERING OF THE UPPER WARM CONCENTRATION ZONE UPON DRAWING OFF THE COLD WATER TO CONTROL THE REFRIGERATION NECESSARY TO MAINTAIN THE DEPTH OF THE COLD CONCENTRATION ZONE, AND CONTROLLING THE DISTILLATION OF THE RAW WATER RESPONSIVE TO LOWERING OF THE LEVEL OF THE WARM CONCENTRATION ZONE RESULTING FROM WITHDRAWAL OF EITHER WARM OR COLD WATER TO MAINTAIN THE DEPTH OF SAID WARM CONCENTRATION ZONE.
Claim 2
Independent Claim
149 words
A METHOD OF SUPPLYING PURIFIED WATER, INCLUDING DISTILLING RAW WATER TO PROVIDE A PURE WATER CONDENSATE, COLLECTING SAID CONDENSATE TO MAINTAIN A SINGLE BODY OF PURIFIED WATER, SUPPLYING SAID CONDENSATE WHILE WARM TO THE UPPER PORTION OF SAID BODY OF PURIFIED WATER, REFRIGERATING THE LOWER PORTION OF SAID BODY OF PURIFIED WATER TO MAINTAIN A LOWER CONCENTRATION ZONE OF COLD PURIFIED WAER AND AN UPPER CONCENTRATION ZONE OF WARM PURIFIED WATER, SEPARATELY AND SELECTIVELY WITHDRAWING WARM AND COLD PURIFIED WATER FROM SAID ZONES, SENSING THE LOWERING OF THE UPPER WARM CONCENTRATION ZONE UPON DRAWING OFF THE COLD WATER TO CONTROL THE REFRIGERATION NECESSARY TO MAINTAIN THE DEPTH OF THE COLD CONCENTRATION ZONE, AND CONTROLLING THE DISTILLATION OF THE RAW WATER RESPONSIVE TO LOWERING OF THE LEVEL OF THE WARM CONCENTRATION ZONE RESULTING FROM WITHDRAWAL OF EITHER WARM OR COLD WATER TO MAINTAIN THE DEPTH OF SAID WARM CONCENTRATION ZONE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |