US2908230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway car truck
Assignee: ThyssenKrupp Budd Co
•
Filing: 1956-01-30
•
Granted: 1959-10-13
•
Expires: 1976-01-30
Abstract
No abstract record available.
Inventors
- 👤 Walter B Dean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:51
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/02; B61F5/04; B61F5/10; B61F5/26; B61F5/30; B61F5/305; B61F5/50; B61F5/52; B61H; B61H5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2023756A
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US2215182A
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US2133279A
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US2190762A
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US2354016A
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US2500906A
Cited
US2630079A
Cited
US2636451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-12 | 1963-04-13 | 1963-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-12 | 1967-04-13 | 1967-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-12 | 1971-04-13 | 1971-10-13 | $7700.00 | Window Closed / Lapsed |