Patent US2779157A successfully refreshed from Google Patents.
US2779157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nozzle with variable discharge orifice
Assignee: Rohr Inc
•
Filing: 1951-02-14
•
Granted: 1957-01-29
•
Expires: 1971-02-14
Abstract
No abstract record available.
Inventors
- 👤 Jack M Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:25
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/06; F02K1/12; F02K1/1261
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US186310A
Cited
US851603A
Cited
US2382016A
Cited
US2475022A
Cited
US2523842A
Cited
US2597253A
Cited
US2462953A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |