Patent US2634935A successfully refreshed from Google Patents.
US2634935A
Expired / Lapsed
US
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Adjustable headlamp mounting for farm tractors
Assignee: Individual
•
Filing: 1950-01-20
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Granted: 1953-04-14
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Expires: 1970-01-20
Abstract
No abstract record available.
Inventors
- 👤 Donald E Carpenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:37
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/04; B60Q1/0483; B60Q2800/00; B60Q2800/20; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32311; Y10T403/45; Y10T403/459
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US662219A
Cited
US791682A
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US896445A
Cited
US1358640A
Cited
US1599986A
Cited
US1749868A
Cited
US2066981A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-13 | 1956-10-13 | 1957-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-13 | 1960-10-13 | 1961-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-13 | 1964-10-13 | 1965-04-14 | $7700.00 | Window Closed / Lapsed |