Patent US3003514A successfully refreshed from Google Patents.
US3003514A
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Fluid flow control apparatus
Assignee: FMC Corp
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Filing: 1959-06-11
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Granted: 1961-10-10
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Expires: 1979-06-11
Abstract
No abstract record available.
Inventors
- 👤 Donn B Furlong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:00
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/16; A01G25/162; F; F16; F16K; F16K21/00; F16K21/04; F16K21/06; F16K21/12; F16K31/00; F16K31/12; F16K31/126; F16K31/1266; F16K31/44; F16K31/48; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/265; Y10T137/2668; Y10T137/268; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/86911
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1703570A
Cited
US2858764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |