US2610586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Locomotive truck
Assignee: Westinghouse Electric Corp
•
Filing: 1950-01-10
•
Granted: 1952-09-16
•
Expires: 1970-01-10
Abstract
No abstract record available.
Inventors
- 👤 Frank L Alben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:35
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/02; B61F5/04; B61F5/06; B61F3/00; B61F3/02; B61F3/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US777575A
Cited
US948067A
Cited
US1290305A
Cited
FR784969A
Cited
GB486270A
Cited
US2263442A
Cited
US2384785A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |