US3434165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hospital bed
Assignee: Vickers Ltd
•
Filing: 1967-07-03
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Granted: 1969-03-25
•
Expires: 1987-07-03
Abstract
No abstract record available.
Inventors
- 👤 Francis Xavier Keane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:01
CPC Classifications
A; A61; A61F; A61F5/00; A61F5/37; A61F5/3769; A61G; A61G7/00; A61G7/002; A61G7/008; Y; Y10; Y10S; Y10S5/00; Y10S5/937
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2076675A
Cited
US2262271A
Cited
US2926054A
Cited
US2934063A
Cited
US3200416A
Cited
US3319954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |