US2968258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway vehicle mounting
Assignee: General Steel Castings Corp
•
Filing: 1955-06-06
•
Granted: 1961-01-17
•
Expires: 1975-06-06
Abstract
No abstract record available.
Inventors
- 👤 Richard L Lich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:27
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/02; B61F5/04; B61F5/10; B61F5/22; B61F5/24; B61F5/38; B61G; B61G5/00; B61G5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US209093A
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US1096367A
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US1348991A
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US1888989A
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US2042623A
Cited
US2102907A
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US2190728A
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US2357081A
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US2647470A
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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) | 1964-01-17 | 1964-07-18 | 1965-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-17 | 1968-07-18 | 1969-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-17 | 1972-07-18 | 1973-01-17 | $7700.00 | Window Closed / Lapsed |