US2652001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway truck
Assignee: General Steel Castings Corp
•
Filing: 1946-08-07
•
Granted: 1953-09-15
•
Expires: 1966-08-07
Abstract
No abstract record available.
Inventors
- 👤 Jr James C Travilla
- 👤 William M Sheehan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:24
CPC Classifications
B; B61; B61F; B61F3/00; B61F3/02; B61F3/04
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |