US2969752A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Car construction
Assignee: ACF Industries Inc
•
Filing: 1956-11-28
•
Granted: 1961-01-31
•
Expires: 1976-11-28
Abstract
No abstract record available.
Inventors
- 👤 Terlecky Boris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:55
CPC Classifications
B; B61; B61D; B61D17/00; B61D17/04; B61D17/10; B61D3/00; B61D3/16; B61D3/18; B61D3/187; B61D3/188; B61F; B61F1/00; B61F1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US727488A
Cited
US809734A
Cited
US832623A
Cited
US839952A
Cited
US899651A
Cited
US2001935A
Cited
US2587754A
Cited
US2669193A
Cited
US2851963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |