Patent US2533271A successfully refreshed from Google Patents.
US2533271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Road vehicle
Assignee: Individual
•
Filing: 1945-02-28
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Granted: 1950-12-12
•
Expires: 1965-02-28
Abstract
No abstract record available.
Inventors
- 👤 Carl R Livermon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:45
CPC Classifications
B; B62; B62D; B62D55/00; B62D55/08; B62D55/18; B62D55/24; B62D55/244
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US315687A
Cited
US571326A
Cited
US1307092A
Cited
US1306884A
Cited
US1112460A
Cited
US1106046A
Cited
AT75470B
Cited
US1337905A
Cited
US1354219A
Cited
US1450643A
Cited
US1821196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |