US2848872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbojet starter cartridge case
Assignee: Standard Oil Co
•
Filing: 1955-11-25
•
Granted: 1958-08-26
•
Expires: 1975-11-25
Abstract
No abstract record available.
Inventors
- 👤 Wayne A Proell
- 👤 William G Stanley
- 👤 Don E Kennedy
- 👤 Joseph F Dominik
- 👤 Robert H Ossyra
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:23
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |