US2929402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable flow control
Assignee: Dole Valve Co
•
Filing: 1954-07-30
•
Granted: 1960-03-22
•
Expires: 1974-07-30
Abstract
No abstract record available.
Inventors
- 👤 Victor L Streeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:40
CPC Classifications
G; G05; G05D; G05D7/00; G05D7/01; G05D7/0126; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7869
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1658547A
Cited
US1904337A
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US1944088A
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US2117891A
Cited
US2086321A
Cited
US2399938A
Cited
US2827076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |