Patent US2793908A successfully refreshed from Google Patents.
US2793908A
Expired / Lapsed
US
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Remote control irrigation system and valve
Assignee: RH Pierce Manufacturing Co
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Filing: 1956-03-30
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Granted: 1957-05-28
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Expires: 1976-03-30
Abstract
No abstract record available.
Inventors
- 👤 Jr James W Carver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:57
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/16; A01G25/162; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86413
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1326046A
Cited
US2197685A
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US2360321A
Cited
US2341041A
Cited
US2666450A
Cited
US2685884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-27 | 1960-11-26 | 1961-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-27 | 1964-11-26 | 1965-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-27 | 1968-11-26 | 1969-05-28 | $7700.00 | Window Closed / Lapsed |