US2609032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chair with automatically shiftable seat and adjustable back
Assignee: Individual
•
Filing: 1950-12-01
•
Granted: 1952-09-02
•
Expires: 1970-12-01
Abstract
No abstract record available.
Inventors
- 👤 Roy A Cramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:31
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/022; A47C1/024; A47C1/0246; A47C3/00; A47C3/02; A47C3/025; A47C3/0257; A47C3/026; A47C7/00; A47C7/36; A47C7/40; A47C7/402; A47C7/44; A47C7/441; A47C7/443
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |