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US2872048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Book storage apparatus
Assignee: Individual
•
Filing: 1955-05-18
•
Granted: 1959-02-03
•
Expires: 1975-05-18
Abstract
No abstract record available.
Inventors
- 👤 Ray D Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:31
CPC Classifications
A; A47; A47B; A47B47/00; A47B47/02; A47B47/021; A47B47/022; A47B53/00; A47B53/02; A47B88/00; A47B88/40; A47B88/437; A47B88/50; A47B88/57; A47B2210/00; A47B2210/01; A47B67/00; A47B67/04; A47B88/403
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |