US3056918A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine analyzer employing cathoderay tube
Assignee: Lindberg AS
•
Filing: 1959-04-16
•
Granted: 1962-10-02
•
Expires: 1979-04-16
Abstract
No abstract record available.
Inventors
- 👤 Jr John E Lindberg
- 👤 Leslie J Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:57
CPC Classifications
G; G01; G01M; G01M15/00; G01M15/04; G01M15/05; F; F02; F02P; F02P17/00; F02P17/02; G01R; G01R13/00; G01R13/20; G01R13/208
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2374666A
Cited
US2369749A
Cited
US2518427A
Cited
US2607903A
Cited
US2675499A
Cited
US2740069A
Cited
US2795727A
Cited
US2863088A
Cited
US2818523A
Cited
US2867766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |