Patent US2390658A successfully refreshed from Google Patents.
US2390658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid control mechanism
Assignee: BENDIX PROD CORP
•
Filing: 1938-04-15
•
Granted: 1945-12-11
•
Expires: 1958-04-15
Abstract
No abstract record available.
Inventors
- 👤 Frank C Mock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:09
CPC Classifications
F; F02; F02D; F02D35/00; F02M; F02M61/00; F02M69/00; F02M2700/00; F02M2700/07; F02M2700/43; F02M2700/4397; Y; Y10; Y10S; Y10S261/00; Y10S261/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1948-12-10 | 1949-06-11 | 1949-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-12-10 | 1953-06-11 | 1953-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-12-10 | 1957-06-11 | 1957-12-11 | $7700.00 | Window Closed / Lapsed |