US2946602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel chairs with hand propulsion means
Assignee: ANTHONY G ALLISON
•
Filing: 1958-04-28
•
Granted: 1960-07-26
•
Expires: 1978-04-28
Abstract
No abstract record available.
Inventors
- 👤 Robert E Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:54
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/08; A61G5/02; A61G5/021; A61G5/023; A61G5/024; A61G5/025; A61G5/026; A61G5/0808; A61G5/0816; A61G5/0891
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US229500A
Cited
US287789A
Cited
US1610478A
Cited
GB295130A
Cited
US2181420A
Cited
US2469359A
Cited
US2713891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |