US2913738A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Invalid's bed
Assignee: Individual
•
Filing: 1956-07-23
•
Granted: 1959-11-24
•
Expires: 1976-07-23
Abstract
No abstract record available.
Inventors
- 👤 Charles W Wise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:07
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/10; A61G7/1013; A61G7/1017; A61G7/104; A61G7/1046; A61G7/1049; A61G7/1051; A61G7/1073; A61G7/1082; A61G7/1088; A61G7/1098; A61G7/16; A61G2200/00; A61G2200/30; A61G2200/34; A61G5/00; A61G5/006; Y; Y10; Y10S; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191411636A
Cited
US1984311A
Cited
GB356636A
Cited
FR786531A
Cited
GB505226A
Cited
US2438093A
Cited
US2500744A
Cited
US2560465A
Cited
US2607929A
Cited
US2639623A
Cited
US2694437A
Cited
US2823731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |