US2815067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible furniture unit
Assignee: Individual
•
Filing: 1955-03-03
•
Granted: 1957-12-03
•
Expires: 1975-03-03
Abstract
No abstract record available.
Inventors
- 👤 Ambrose M Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:17
CPC Classifications
A; A47; A47C; A47C5/00; A47C5/04; A47C5/043; A47C17/00; A47C17/04; A47C17/045; Y; Y10; Y10S; Y10S297/00; Y10S297/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1164714A
Cited
US2048608A
Cited
US2210047A
Cited
US2281902A
Cited
US2456794A
Cited
US2572591A
Cited
US2636794A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |