US2838869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus having a pulsatory jet of gas for the projection of substances
Assignee: Safran Aircraft Engines SAS
•
Filing: 1956-05-03
•
Granted: 1958-06-17
•
Expires: 1976-05-03
Abstract
No abstract record available.
Inventors
- 👤 Christian L A Desbenoit
- 👤 Marie-Rose J A A Deltel
- 👤 Francois G Paris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:53
CPC Classifications
F; F41; F41H; F41H9/00; F41H9/06; A; A01; A01G; A01G13/00; A01G13/06; A01G13/065; A01M; A01M13/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |