US2870460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hospital bed
Assignee: Individual
•
Filing: 1955-04-15
•
Granted: 1959-01-27
•
Expires: 1975-04-15
Abstract
No abstract record available.
Inventors
- 👤 Russell T Sanford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:42
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/002; A61G7/012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US346246A
Cited
US408299A
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US636445A
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US836397A
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US830261A
Cited
US1829274A
Cited
CH176880A
Cited
US2112702A
Cited
US2189325A
Cited
US2547827A
Cited
US2578311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-26 | 1962-07-28 | 1963-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-26 | 1966-07-28 | 1967-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-26 | 1970-07-28 | 1971-01-27 | $7700.00 | Window Closed / Lapsed |