Patent US3465647A successfully refreshed from Google Patents.
US3465647A
Expired / Lapsed
US
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Adjustable pre-set pressure actuated mechanical prime mover
Assignee: Individual
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Filing: 1967-11-15
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Granted: 1969-09-09
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Expires: 1987-11-15
Abstract
No abstract record available.
Inventors
- 👤 Forrest L Carson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:37
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/20; F15B15/22; F15B15/221
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) | 1972-09-08 | 1973-03-10 | 1973-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-08 | 1977-03-10 | 1977-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-08 | 1981-03-10 | 1981-09-09 | $7700.00 | Window Closed / Lapsed |