US2662547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow control apparatus
Assignee: Garrett Corp
•
Filing: 1946-09-03
•
Granted: 1953-12-15
•
Expires: 1966-09-03
Abstract
No abstract record available.
Inventors
- 👤 John E Comeau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 00:04
CPC Classifications
G; G05; G05D; G05D7/00; G05D7/06; G05D7/0617; G05D7/0629; G05D7/0635; Y; Y10; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1939; Y10T137/1963; Y10T137/1987; Y10T137/7722; Y10T137/7737; Y10T137/7758; Y10T137/7759; Y10T137/7761; Y10T137/7762
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1992048A
Cited
US2210317A
Cited
US2299529A
Cited
US2231568A
Cited
US2217636A
Cited
US2295728A
Cited
US2407258A
Cited
US2383669A
Cited
US2482396A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |