US3067761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for regulating fluid supply pressure
Assignee: Marquardt Corp
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Filing: 1960-03-11
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Granted: 1962-12-11
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Expires: 1980-03-11
Abstract
No abstract record available.
Inventors
- 👤 James G Absalom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:47
CPC Classifications
G; G05; G05D; G05D16/00; G05D16/14; G05D16/18; G05D16/187; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/2642; Y10T137/2645; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7839; Y10T137/8593; Y10T137/87265; Y10T137/87555; Y10T137/87917; Y10T137/88054
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) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |