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US3446359A
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Desalination assembly and its method of manufacture
Assignee: University of California Berkeley
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Filing: 1965-07-20
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Granted: 1969-05-27
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Expires: 1985-07-20
Abstract
No abstract record available.
Inventors
- 👤 Sidney Loeb
- 👤 Stanley Wasilewski
- 👤 Edward Selover
- 👤 Andre Balla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:09
CPC Classifications
B; B01; B01D; B01D61/00; B01D61/02; B01D61/08; B01D63/00; B01D63/06; B01D63/061; B01D67/00; B01D67/0002; B01D67/0009; B01D67/0013; B01D71/00; B01D71/06; B01D71/08; B01D71/12; B01D2319/00; B01D2319/02; B01D2319/022; Y; Y02; Y02A; Y02A20/00; Y02A20/124; Y02A20/131
Claims Analysis
Total Claims: 0
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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) | 1972-05-26 | 1972-11-25 | 1973-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-26 | 1976-11-25 | 1977-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-26 | 1980-11-25 | 1981-05-27 | $7700.00 | Window Closed / Lapsed |