US2719692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable framework for shelving
Assignee: Standard Steel Works Inc
•
Filing: 1950-06-15
•
Granted: 1955-10-04
•
Expires: 1970-06-15
Abstract
No abstract record available.
Inventors
- 👤 Otto N Gredell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:30
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/54; A47B57/56; A47B57/565
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US621172A
Cited
US1324246A
Cited
US763061A
Cited
US756648A
Cited
US1254170A
Cited
US2191701A
Cited
US2340487A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |