Patent US2579361A successfully refreshed from Google Patents.
US2579361A
Expired / Lapsed
US
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Chair construction
Assignee: Individual
•
Filing: 1948-05-01
•
Granted: 1951-12-18
•
Expires: 1968-05-01
Abstract
No abstract record available.
Inventors
- 👤 Harry H Cadman
- 👤 John J Ducey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:47
CPC Classifications
A; A47; A47C; A47C5/00; A47C5/12; A47B; A47B91/00; A47B91/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1520589A
Cited
US705653A
Cited
US842641A
Cited
US1088468A
Cited
US1580522A
Cited
US1734340A
Cited
US1934746A
Cited
US2359918A
Cited
GB582740A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |