US2839005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine driven pump
Assignee: Individual
•
Filing: 1953-10-14
•
Granted: 1958-06-17
•
Expires: 1973-10-14
Abstract
No abstract record available.
Inventors
- 👤 Herbert E Means
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:14
CPC Classifications
F; F04; F04D; F04D13/00; F04D13/02; F04D13/04; F01; F01D; F01D15/00; F01D15/08; F02; F02B; F02B37/00; F02B37/004; F02B37/013; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1197155A
Cited
US1238731A
Cited
US2451944A
Cited
US2528635A
Cited
US2611532A
Cited
US2625790A
Cited
BE519539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |