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US3380397A
Expired / Lapsed
US
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Convertible rail-highway locomotive
Assignee: Australian Railway Equipment Supply Co Pty Ltd
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Filing: 1965-12-23
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Granted: 1968-04-30
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Expires: 1985-12-23
Abstract
No abstract record available.
Inventors
- 👤 William J Yard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:13
CPC Classifications
B; B60; B60F; B60F1/00; B60F1/005; B61; B61J; B61J3/00; B61J3/04; B61J3/06; B61J3/12; B61K; B61K5/00; B61K5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-30 | 1971-10-30 | 1972-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-30 | 1975-10-30 | 1976-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-30 | 1979-10-30 | 1980-04-30 | $7700.00 | Window Closed / Lapsed |