US2872689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hospital bed having laterally adjustable spring sections
Assignee: Individual
•
Filing: 1957-01-18
•
Granted: 1959-02-10
•
Expires: 1977-01-18
Abstract
No abstract record available.
Inventors
- 👤 Marie R Fournet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:27
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/02; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1063; Y10T292/1064; Y10T292/1072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US143585A
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US651378A
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US878045A
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US1046830A
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US1545415A
Cited
US1601049A
Cited
US1656818A
Cited
US1918253A
Cited
US1884577A
Cited
US2215636A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-09 | 1962-08-11 | 1963-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-09 | 1966-08-11 | 1967-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-09 | 1970-08-11 | 1971-02-10 | $7700.00 | Window Closed / Lapsed |