US3443393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triple point desalination system utilizing a single low pressure vessel and a gravity sea water feed
Assignee: Individual
•
Filing: 1967-01-17
•
Granted: 1969-05-13
•
Expires: 1987-01-17
Abstract
No abstract record available.
Inventors
- 👤 Moise Levy Goldberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:33
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/22; C02F2103/00; C02F2103/08; Y; Y02; Y02A; Y02A20/00; Y02A20/124
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1720863A
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US2261463A
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US2565798A
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US2819838A
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US3001533A
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US3175372A
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US3159474A
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US3344616A
Cited
US3342039A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |