Patent US2514735A successfully refreshed from Google Patents.
US2514735A
Expired / Lapsed
US
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Foldable tray-table unit
Assignee: Individual
•
Filing: 1948-03-31
•
Granted: 1950-07-11
•
Expires: 1968-03-31
Abstract
No abstract record available.
Inventors
- 👤 Clarence H Wilson
- 👤 William H Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:20
CPC Classifications
A; A47; A47B; A47B3/00; A47B3/02; A47B2003/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US266669A
Cited
US610269A
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US739618A
Cited
US907423A
Cited
US1709928A
Cited
US1777275A
Cited
US1940565A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |