US2472593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball bearing drawer
Assignee: Individual
•
Filing: 1945-05-16
•
Granted: 1949-06-07
•
Expires: 1965-05-16
Abstract
No abstract record available.
Inventors
- 👤 Earl W King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:16
CPC Classifications
A; A47; A47B; A47B88/00; A47B88/40; A47B88/437; A47B88/483; A47B88/487; A47B2088/401; A47B2210/00; A47B2210/0002; A47B2210/0024; A47B2210/0029; A47B2210/0032; A47B2210/0051; A47B2210/0059
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1111026A
Cited
US1261507A
Cited
US1837293A
Cited
US1902748A
Cited
US2174942A
Cited
US2250895A
Cited
US2312325A
Cited
US2370861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |