Patent US2908017A successfully refreshed from Google Patents.
US2908017A
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Electromagnetically controlled water distribution system
Assignee: Individual
•
Filing: 1957-04-08
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Granted: 1959-10-13
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Expires: 1977-04-08
Abstract
No abstract record available.
Inventors
- 👤 Charles W Whaley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:38
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/10; F16K11/20; F16K11/24; Y; Y10; Y10S; Y10S4/00; Y10S4/03; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87571; Y10T137/87676; Y10T137/87684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB504185A
Cited
US2402280A
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US2438207A
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US2590147A
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US2507966A
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US2508074A
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US2688141A
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US2747801A
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US2717396A
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US2786210A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |