US2295083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hinge and latch mechanism for sofa beds
Assignee: SPRING PRODUCTS Corp
•
Filing: 1940-08-24
•
Granted: 1942-09-08
•
Expires: 1960-08-24
Abstract
No abstract record available.
Inventors
- 👤 Jonassen Jonas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:59
CPC Classifications
A; A47; A47C; A47C17/00; A47C17/04; A47C17/16; A47C17/17; A47C17/175; A47C17/1756
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-09-07 | 1946-03-09 | 1946-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-07 | 1950-03-09 | 1950-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-07 | 1954-03-09 | 1954-09-08 | $7700.00 | Window Closed / Lapsed |