US2539490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined vehicle wheel and fluid motor
Assignee: Individual
•
Filing: 1947-07-25
•
Granted: 1951-01-30
•
Expires: 1967-07-25
Abstract
No abstract record available.
Inventors
- 👤 Smith Dale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:31
CPC Classifications
B; B62; B62M; B62M9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US640284A
Cited
GB190119070A
Cited
US1042596A
Cited
US1099161A
Cited
US1363068A
Cited
US1609044A
Cited
US1926692A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |