Patent US2636418A successfully refreshed from Google Patents.
US2636418A
Expired / Lapsed
US
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Rear vision mirror support for tractors
Assignee: Individual
•
Filing: 1950-10-02
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Granted: 1953-04-28
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Expires: 1970-10-02
Abstract
No abstract record available.
Inventors
- 👤 Leonard Perry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:04
CPC Classifications
B; B60; B60R; B60R1/00; B60R1/02; B60R1/06; B60R1/078
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US881771A
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US1275974A
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US1345018A
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US1493250A
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US1525043A
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US1651896A
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FR723506A
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US2047325A
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US2486105A
Cited
US2573443A
Cited
US2533475A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-27 | 1956-10-27 | 1957-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-27 | 1960-10-27 | 1961-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-27 | 1964-10-27 | 1965-04-28 | $7700.00 | Window Closed / Lapsed |