US2567065A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheel chair steering and drive control
Assignee: Individual
•
Filing: 1946-10-21
•
Granted: 1951-09-04
•
Expires: 1966-10-21
Abstract
No abstract record available.
Inventors
- 👤 Ginsterblum Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:30
CPC Classifications
A; A61; A61G; A61G5/00; A61G5/04; A61G5/041; A61G5/042; A61G5/10; A61G5/1005; A61G5/1013; A61G5/1018; A61G5/1051; A61G5/1054; Y; Y10; Y10S; Y10S180/00; Y10S180/907; Y10S297/00; Y10S297/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1667933A
Cited
GB189605009A
Cited
US937211A
Cited
US987728A
Cited
US1164863A
Cited
GB166017A
Cited
US1429213A
Cited
US1565966A
Cited
US1711224A
Cited
US2054644A
Cited
US2192468A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |