US2590657A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bedside reading device
Assignee: Individual
•
Filing: 1949-02-11
•
Granted: 1952-03-25
•
Expires: 1969-02-11
Abstract
No abstract record available.
Inventors
- 👤 Carl F Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:31
CPC Classifications
A; A47; A47C; A47C21/00; A47C21/003; A47B; A47B23/00; A47B23/04; A61; A61G; A61G12/00; A47B23/046; Y; Y10; Y10S; Y10S362/00; Y10S362/801
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL38359C
Cited
US1958036A
Cited
US2251984A
Cited
US2211480A
Cited
US2358316A
Cited
US2482115A
Cited
US2490747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-25 | 1955-09-24 | 1956-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-25 | 1959-09-24 | 1960-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-25 | 1963-09-24 | 1964-03-25 | $7700.00 | Window Closed / Lapsed |