Patent US2415219A successfully refreshed from Google Patents.
US2415219A
Expired / Lapsed
US
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Variable gauge motor car
Assignee: BUDA CO
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Filing: 1943-11-10
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Granted: 1947-02-04
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Expires: 1963-11-10
Abstract
No abstract record available.
Inventors
- 👤 Richards Dwight
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:56
CPC Classifications
B; B61; B61F; B61F7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US137308A
Cited
GB190608959A
Cited
US1219930A
Cited
US1216063A
Cited
US1363205A
Cited
US1494965A
Cited
US2099817A
Cited
US2346370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-03 | 1950-08-05 | 1951-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-03 | 1954-08-05 | 1955-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-03 | 1958-08-05 | 1959-02-04 | $7700.00 | Window Closed / Lapsed |