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US2710781A
Expired / Lapsed
US
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Detachable leg structure for table tops
Assignee: LEAVENWORTH STEEL Inc
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Filing: 1953-09-25
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Granted: 1955-06-14
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Expires: 1973-09-25
Abstract
No abstract record available.
Inventors
- 👤 Sr William J Haynes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:00
CPC Classifications
A; A47; A47B; A47B3/00; A47B3/06; A47B91/00; F; F16; F16B; F16B12/00; F16B12/44; F16B12/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1527042A
Cited
US1645421A
Cited
US1715715A
Cited
CH189611A
Cited
US2148307A
Cited
US2602012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-13 | 1958-12-13 | 1959-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-13 | 1962-12-13 | 1963-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-13 | 1966-12-13 | 1967-06-14 | $7700.00 | Window Closed / Lapsed |