Patent US3407413A successfully refreshed from Google Patents.
US3407413A
Expired / Lapsed
US
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Apparatus for disabled persons
Assignee: Arjo Ltd
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Filing: 1967-01-04
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Granted: 1968-10-29
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Expires: 1987-01-04
Abstract
No abstract record available.
Inventors
- 👤 James David Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:48
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/10; A61G7/1013; A61G7/1019; A61G7/104; A61G7/1046; A61G7/1049; A61G7/1051; A61G7/1073; A61G7/1082; A61G7/1094; A61G2200/00; A61G2200/30; A61G2200/34; A61G7/1078
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) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |