Patent US2932409A successfully refreshed from Google Patents.
US2932409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal shelving
Assignee: Individual
•
Filing: 1954-12-09
•
Granted: 1960-04-12
•
Expires: 1974-12-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter G Wineman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:12
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/48; A47B57/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US918039A
Cited
US963129A
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US950989A
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US1288010A
Cited
US1715983A
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US1871972A
Cited
US2266274A
Cited
US2639043A
Cited
US2633247A
Cited
US2675287A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |