US2920686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding chair with concealed back adjustment
Assignee: Individual
•
Filing: 1958-10-09
•
Granted: 1960-01-12
•
Expires: 1978-10-09
Abstract
No abstract record available.
Inventors
- 👤 Morton I Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:18
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/28; A47C4/42; A47C4/44; A47C4/48; A47C4/50; A47C1/00; A47C1/02; A47C1/022; A47C1/024; A47C1/026; A47C1/0265; A47C1/14; A47C1/143
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US246465A
Cited
US485273A
Cited
GB497946A
Cited
US2213590A
Cited
US2428877A
Cited
US2454408A
Cited
US2659416A
Cited
US2847060A
Cited
US2872969A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |