Patent US2567349A successfully refreshed from Google Patents.
US2567349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heated tractor seat
Assignee: D M SMALLEY
•
Filing: 1947-11-17
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Granted: 1951-09-11
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Expires: 1967-11-17
Abstract
No abstract record available.
Inventors
- 👤 Ronald P Reason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:17
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/38; B60N2/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US198351A
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CH58162A
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US1091816A
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US1156637A
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US1452313A
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DE614003C
Cited
CH178999A
Cited
US2050381A
Cited
US2410727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |