US3500844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controls for lawn sprinkling systems and the like
Assignee: GEORGE E SANNER
•
Filing: 1965-05-18
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Granted: 1970-03-17
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Expires: 1985-05-18
Abstract
No abstract record available.
Inventors
- 👤 George E Sanner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:04
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/14; A; A01; A01G; A01G25/00; A01G25/16; A01G25/167; B; B01; B01D; B01D53/00; B01D53/26; H01; H01H; H01H9/00; H01H9/02; H01H9/04; Y; Y10; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1866; Y10T137/7287; Y10T137/731; Y10T137/7313; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86421
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |