US3498910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and process for the controlled osmotic separation of water from sea water
Assignee: Individual
•
Filing: 1968-09-03
•
Granted: 1970-03-03
•
Expires: 1988-09-03
Abstract
No abstract record available.
Inventors
- 👤 Morris Mendelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:55
CPC Classifications
B; B01; B01D; B01D61/00; B01D61/02; B01D61/08; B01D65/00; B01D65/02; B01D2313/00; B01D2313/50; B01D2313/502; B01D2321/00; B01D2321/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3355382A
Cited
US3250701A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |