US2952306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chair brace
Assignee: Individual
•
Filing: 1956-12-05
•
Granted: 1960-09-13
•
Expires: 1976-12-05
Abstract
No abstract record available.
Inventors
- 👤 Adler John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:31
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/40; Y; Y10; Y10T; Y10T403/00; Y10T403/46
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US613323A
Cited
US1656052A
Cited
GB247312A
Cited
US1742033A
Cited
US1975062A
Cited
US2177387A
Cited
US2408907A
Cited
US2666478A
Cited
US2710053A
Cited
US2707020A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |