Patent US3039490A successfully refreshed from Google Patents.
US3039490A
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Cylindrical fluid amplifier
Assignee: Honeywell Inc
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Filing: 1961-05-11
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Granted: 1962-06-19
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Expires: 1981-05-11
Abstract
No abstract record available.
Inventors
- 👤 Jr William L Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:59
CPC Classifications
G; G05; G05B; G05B11/00; G05B11/44; G05B11/48; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2273; Y10T137/2278; Y10T137/2322; Y10T137/8593; Y10T137/877; Y10T137/87788
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |