Patent US270655A successfully refreshed from Google Patents.
Patent US2485692A successfully refreshed from Google Patents.
US2485692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control valve
Assignee: Motors Liquidation Co
•
Filing: 1944-09-04
•
Granted: 1949-10-25
•
Expires: 1964-09-04
Abstract
No abstract record available.
Inventors
- 👤 William E Brill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:23
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/12; F16D25/14; F16D48/00; F16D48/02; F16D2048/0221; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86268
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US657107A
Cited
US1175172A
Cited
US1274680A
Cited
US1301278A
Cited
US1774690A
Cited
US2011547A
Cited
US1948279A
Cited
US1863252A
Cited
US2233717A
Cited
US2310309A
Cited
US2401061A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-24 | 1953-04-25 | 1953-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-24 | 1957-04-25 | 1957-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-24 | 1961-04-25 | 1961-10-25 | $7700.00 | Window Closed / Lapsed |