Patent US2459000A successfully refreshed from Google Patents.
US2459000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spill valve
Assignee: Garrett Corp
•
Filing: 1945-04-23
•
Granted: 1949-01-11
•
Expires: 1965-04-23
Abstract
No abstract record available.
Inventors
- 👤 Charles W Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:05
CPC Classifications
B; B64; B64D; B64D13/00; B64D13/02; B64D13/04; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2579; Y10T137/2582; Y10T137/7722; Y10T137/7781; Y10T137/7784; Y10T137/7787; Y10T137/7788
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2276371A
Cited
US2316416A
Cited
US2385664A
Cited
US2405670A
Cited
US2399326A
Cited
US2393343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-11 | 1952-07-12 | 1953-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-11 | 1956-07-12 | 1957-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-11 | 1960-07-12 | 1961-01-11 | $7700.00 | Window Closed / Lapsed |