Patent US2044546A successfully refreshed from Google Patents.
US2044546A
Expired / Lapsed
US
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Fault indicator and rectifier for electrical circuits of motor vehicles
Assignee: Individual
•
Filing: 1934-07-17
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Granted: 1936-06-16
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Expires: 1954-07-17
Abstract
No abstract record available.
Inventors
- 👤 Ryan Harry Michael
- 👤 Ryan Kenneth Gregory
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:50
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/005
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) | 1939-06-16 | 1939-12-16 | 1940-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-06-16 | 1943-12-16 | 1944-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-06-16 | 1947-12-16 | 1948-06-16 | $7700.00 | Window Closed / Lapsed |