US2806510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seat-bed
Assignee: Individual
•
Filing: 1956-05-18
•
Granted: 1957-09-17
•
Expires: 1976-05-18
Abstract
No abstract record available.
Inventors
- 👤 Eugene D Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:00
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/24; B60N2/32; B60N2/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US855520A
Cited
US1498874A
Cited
US1548334A
Cited
US1668167A
Cited
FR703111A
Cited
CH169537A
Cited
US2520094A
Cited
US2627299A
Cited
US2738829A
Cited
US2740465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |