US3475280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sea water desalination apparatus
Assignee: CARL A ODING
•
Filing: 1966-01-18
•
Granted: 1969-10-28
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Expires: 1986-01-18
Abstract
No abstract record available.
Inventors
- 👤 Carl A Oding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:46
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/042; Y; Y02; Y02A; Y02A20/00; Y02A20/124; Y10; Y10S; Y10S159/00; Y10S159/28; Y10S203/00; Y10S203/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US550628A
Cited
US664015A
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US1325199A
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US2833644A
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US3205588A
Cited
US3161574A
Cited
US3060119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |