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US3000398A
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Automatic time-controlled sprinkler systems
Assignee: Individual
•
Filing: 1958-04-28
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Granted: 1961-09-19
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Expires: 1978-04-28
Abstract
No abstract record available.
Inventors
- 👤 Link Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:46
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/16; A01G25/162; F; F16; F16K; F16K31/00; F16K31/44; F16K31/48; G; G04; G04C; G04C23/00; G04C23/14; G04C23/26; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86405; Y10T137/86421; Y10T137/86429; Y10T137/86493; Y10T137/86501
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2290626A
Cited
US1606245A
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US1773130A
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US2360321A
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US2478702A
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US2421481A
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US2551395A
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US2858496A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |