US2631913A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Erectible shelving
Assignee: UNIVERSAL STEEL EQUIPMENT Corp
•
Filing: 1949-03-21
•
Granted: 1953-03-17
•
Expires: 1969-03-21
Abstract
No abstract record available.
Inventors
- 👤 Rosenberg Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:05
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US868310A
Cited
US1050154A
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US1667534A
Cited
US1729475A
Cited
US1782344A
Cited
US1814090A
Cited
US1962396A
Cited
US1952111A
Cited
US2097484A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |