US2664941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor seat with cushioned support means
Assignee: Individual
•
Filing: 1952-04-30
•
Granted: 1954-01-05
•
Expires: 1972-04-30
Abstract
No abstract record available.
Inventors
- 👤 Charles H Gillespie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:14
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/50; B60N2/502; B60N2/24; B60N2/38; B60N2/505; B60N2/509; B60N2/54; B60N2/544
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1337059A
Cited
US1445516A
Cited
US1629939A
Cited
US1685770A
Cited
US2092669A
Cited
US2526552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |