US2560969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Construction of seats
Assignee: Individual
•
Filing: 1947-07-29
•
Granted: 1951-07-17
•
Expires: 1967-07-29
Abstract
No abstract record available.
Inventors
- 👤 John E L Marshall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:41
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/02; A47C4/03; A47C4/028; A47C5/00; A47C5/04; A47C5/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US172136A
Cited
DE460946C
Cited
US998318A
Cited
GB191129067A
Cited
AT72920B
Cited
US1556550A
Cited
DE591013C
Cited
GB495814A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |