US2650651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment for chairs and other structures
Assignee: CLIFF MAY
•
Filing: 1950-06-24
•
Granted: 1953-09-01
•
Expires: 1970-06-24
Abstract
No abstract record available.
Inventors
- 👤 Christian E Choate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:26
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/62; A47C7/68; A47C7/705
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US818917A
Cited
US1413745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |