Patent US3919108A successfully refreshed from Google Patents.
US2659092A
Expired / Lapsed
US
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Three-legged carrier for invalids
Assignee: Individual
•
Filing: 1950-10-24
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Granted: 1953-11-17
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Expires: 1970-10-24
Abstract
No abstract record available.
Inventors
- 👤 Conyers James Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:10
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/10; A61G7/1013; A61G7/1015; A61G7/104; A61G7/1046; A61G7/1049; A61G7/1055; A61G2200/00; A61G2200/30; A61G2200/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US408716A
Cited
DE441287C
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DE501030C
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US686425A
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US885307A
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US1782672A
Cited
US2368390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |