Patent US2599723A successfully refreshed from Google Patents.
US2599723A
Expired / Lapsed
US
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Leg construction for coiled spring beds
Assignee: Individual
•
Filing: 1947-03-29
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Granted: 1952-06-10
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Expires: 1967-03-29
Abstract
No abstract record available.
Inventors
- 👤 Henry H G Row
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:58
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/44; F16B12/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |