US2558644A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automotive electrical system
Assignee: Motors Liquidation Co
•
Filing: 1950-08-18
•
Granted: 1951-06-26
•
Expires: 1970-08-18
Abstract
No abstract record available.
Inventors
- 👤 Edward M Claytor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:54
CPC Classifications
H; H02; H02J; H02J7/00; H02J7/14; H02J7/16; H02J7/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US402192A
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US418748A
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US763168A
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GB190427636A
Cited
US1475880A
Cited
US1784308A
Cited
FR683860A
Cited
US1960683A
Cited
US2099468A
Cited
US2208416A
Cited
US2335167A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-25 | 1954-12-25 | 1955-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-25 | 1958-12-25 | 1959-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-25 | 1962-12-25 | 1963-06-26 | $7700.00 | Window Closed / Lapsed |