US2662586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resilient mounting for chair backs
Assignee: Individual
•
Filing: 1950-07-28
•
Granted: 1953-12-15
•
Expires: 1970-07-28
Abstract
No abstract record available.
Inventors
- 👤 Roy A Cramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:59
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/02; A47C1/022; A47C1/024; A47C1/0246; A47C7/00; A47C7/36; A47C7/40; A47C7/44; A47C7/441; A47C7/443
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US899504A
Cited
AT124229B
Cited
US2105510A
Cited
US2054557A
Cited
US2208561A
Cited
US2410871A
Cited
US2547455A
Cited
US2524624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |