Patent US3009134A successfully refreshed from Google Patents.
US2875428A
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Fixed interval time-controlled fluid distribution system
Assignee: Individual
•
Filing: 1954-10-27
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Granted: 1959-02-24
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Expires: 1974-10-27
Abstract
No abstract record available.
Inventors
- 👤 David E Griswold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:12
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/16; A01G25/162; Y; Y10; Y10S; Y10S239/00; Y10S239/15; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8175; Y10T137/8208; 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)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |