US3368968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the desalinization of water
Assignee: AMF Inc
•
Filing: 1965-03-03
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Granted: 1968-02-13
•
Expires: 1985-03-03
Abstract
No abstract record available.
Inventors
- 👤 Dan B Ruskin
- 👤 Reder Milton
- 👤 Farhi Carol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:25
CPC Classifications
C; C22; C22B; C22B60/00; C22B60/02; C22B60/0204; C22B60/0217; C22B60/0252; C01; C01B; C01B5/00; C01B5/02; C01G; C01G43/00; C01G43/01; C02; C02F; C02F1/00; C02F1/46; C02F1/4604; C07; C07F; C07F7/00; C07F7/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US531183A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-12 | 1971-08-14 | 1972-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-12 | 1975-08-14 | 1976-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-12 | 1979-08-14 | 1980-02-13 | $7700.00 | Window Closed / Lapsed |