US2641307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat support
Assignee: FARM APPLIANCE Corp
•
Filing: 1948-03-05
•
Granted: 1953-06-09
•
Expires: 1968-03-05
Abstract
No abstract record available.
Inventors
- 👤 James F Mckinney
- 👤 Arthur E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:06
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/38; B60N2/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US74208A
Cited
US476238A
Cited
US1193977A
Cited
US633177A
Cited
US736665A
Cited
US1433720A
Cited
US1390865A
Cited
US2191317A
Cited
GB604340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |