Patent US2591246A successfully refreshed from Google Patents.
US2591246A
Expired / Lapsed
US
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Adjustable footrest for wheel chairs and the like
Assignee: Individual
•
Filing: 1948-03-01
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Granted: 1952-04-01
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Expires: 1968-03-01
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Everest
- 👤 Harry C Jennings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:33
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/10; A61G5/12; A61G5/128; Y; Y10; Y10S; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US278364A
Cited
US761517A
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GB335532A
Cited
US2181420A
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US2269918A
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US2379566A
Cited
US2486015A
Cited
US2462304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-01 | 1955-10-01 | 1956-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-01 | 1959-10-01 | 1960-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-01 | 1963-10-01 | 1964-04-01 | $7700.00 | Window Closed / Lapsed |