Patent US1435002A successfully refreshed from Google Patents.
US1435002A
Expired / Lapsed
US
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Electric headlight
Assignee: Mancha Storage Battery Locomotive Co
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Filing: 1921-10-14
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Granted: 1922-11-07
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Expires: 1941-10-14
Abstract
No abstract record available.
Inventors
- 👤 Goodwin Charles Bennett
- 👤 William T Thurmond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:44
CPC Classifications
F; F21; F21V; F21V15/00; F21V15/01; F21S; F21S41/00; F21S41/20; F21S41/29; F21S41/295; F21S41/50; F21S41/55
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) | 1925-11-06 | 1926-05-08 | 1926-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-11-06 | 1930-05-08 | 1930-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-11-06 | 1934-05-08 | 1934-11-07 | $7700.00 | Window Closed / Lapsed |