Patent US2670965A successfully refreshed from Google Patents.
US2670965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three-wheeled vehicle in which the driver and a passenger sit astraddle
Assignee: Individual
•
Filing: 1948-06-11
•
Granted: 1954-03-02
•
Expires: 1968-06-11
Abstract
No abstract record available.
Inventors
- 👤 Henry S Ritzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:22
CPC Classifications
B; B62; B62D; B62D61/00; B62D61/06; B62D61/08; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/2078; Y10T74/20828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US437026A
Cited
US599564A
Cited
US1170148A
Cited
US1371842A
Cited
GB224251A
Cited
US1889580A
Cited
US2100561A
Cited
US2094217A
Cited
GB590649A
Cited
US2425516A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-01 | 1957-08-31 | 1958-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-01 | 1961-08-31 | 1962-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-01 | 1965-08-31 | 1966-03-02 | $7700.00 | Window Closed / Lapsed |