US2742952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Movable seat
Assignee: Individual
•
Filing: 1953-05-12
•
Granted: 1956-04-24
•
Expires: 1973-05-12
Abstract
No abstract record available.
Inventors
- 👤 Bellamy Clyde Hampson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:21
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/02; B60N2/04; B60N2/06; B60N2/062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US625690A
Cited
GB189705960A
Cited
US1643236A
Cited
US1728655A
Cited
GB333354A
Cited
US2066557A
Cited
US2324207A
Cited
US2545813A
Cited
US2615493A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-24 | 1959-10-24 | 1960-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-24 | 1963-10-24 | 1964-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-24 | 1967-10-24 | 1968-04-24 | $7700.00 | Window Closed / Lapsed |