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Patent US2601379A successfully refreshed from Google Patents.
US2601379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible wheel chair
Assignee: Individual
•
Filing: 1948-12-06
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Granted: 1952-06-24
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Expires: 1968-12-06
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Everest
- 👤 Harry C Jennings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:41
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)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-24 | 1955-12-24 | 1956-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-24 | 1959-12-24 | 1960-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-24 | 1963-12-24 | 1964-06-24 | $7700.00 | Window Closed / Lapsed |