US3030549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ignition system
Assignee: Motors Liquidation Co
•
Filing: 1960-03-07
•
Granted: 1962-04-17
•
Expires: 1980-03-07
Abstract
No abstract record available.
Inventors
- 👤 William J Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:03
CPC Classifications
F; F02; F02P; F02P1/00; F02P1/08; F02P1/086
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA560251A
Cited
US1484591A
Cited
US1982950A
Cited
US2378893A
Cited
US2392171A
Cited
US2590168A
Cited
US2551101A
Cited
US2638565A
Cited
US2589189A
Cited
US2790935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |