US2433247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Utility rack
Assignee: Individual
•
Filing: 1945-04-23
•
Granted: 1947-12-23
•
Expires: 1965-04-23
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Stowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:00
CPC Classifications
A; A47; A47G; A47G25/00; A47G25/02; A47G25/06; A47G25/0685
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US687133A
Cited
GB190108254A
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US977921A
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US986087A
Cited
US1041147A
Cited
US1113880A
Cited
US1337817A
Cited
US1705203A
Cited
US1767545A
Cited
US1995980A
Cited
US2039065A
Cited
US2212176A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-22 | 1951-06-23 | 1951-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-22 | 1955-06-23 | 1955-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-22 | 1959-06-23 | 1959-12-23 | $7700.00 | Window Closed / Lapsed |