US1783343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery ignition system
Assignee: EXCEL MAGNETO Co
•
Filing: 1929-03-26
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Granted: 1930-12-02
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Expires: 1949-03-26
Abstract
No abstract record available.
Inventors
- 👤 Reis Curt Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:49
CPC Classifications
F; F02; F02P; F02P7/00; F02P7/02; F02P7/021; F02P7/026
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) | 1933-12-01 | 1934-06-02 | 1934-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-12-01 | 1938-06-02 | 1938-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-12-01 | 1942-06-02 | 1942-12-02 | $7700.00 | Window Closed / Lapsed |