US2873083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow control valve
Assignee: Dole Valve Co
•
Filing: 1953-10-28
•
Granted: 1959-02-10
•
Expires: 1973-10-28
Abstract
No abstract record available.
Inventors
- 👤 Victor E Rimsha
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:07
CPC Classifications
G; G05; G05D; G05D7/00; G05D7/01; G05D7/0106; G05D7/012; B; B05; B05B; B05B1/00; B05B1/30; B05B1/3013; B05B3/00; B05B3/02; B05B3/04; B05B3/06; F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/36; F16K1/38; F16K1/52
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US207756A
Cited
US273940A
Cited
US2091874A
Cited
GB478144A
Cited
US2454929A
Cited
US2572244A
Cited
US2645449A
Cited
US2619116A
Cited
US2684081A
Cited
US2723159A
Cited
US2700307A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-09 | 1962-08-11 | 1963-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-09 | 1966-08-11 | 1967-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-09 | 1970-08-11 | 1971-02-10 | $7700.00 | Window Closed / Lapsed |