US2728472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saddle-tractor
Assignee: Individual
•
Filing: 1951-03-01
•
Granted: 1955-12-27
•
Expires: 1971-03-01
Abstract
No abstract record available.
Inventors
- 👤 Hacker Oskar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:22
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/04; B62D53/06; B62D53/068; A; A01; A01G; A01G23/00; A01G23/003; A01G23/006; B62D53/067
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1084820A
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US1377609A
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US1359379A
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US1588719A
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US1793545A
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US1990731A
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US1987688A
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US2312769A
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US2321198A
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US2413048A
Cited
US2550230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |