US3051099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Loader beam assemblies for freight cars, trucks, and the like
Assignee: Individual
•
Filing: 1960-11-30
•
Granted: 1962-08-28
•
Expires: 1980-11-30
Abstract
No abstract record available.
Inventors
- 👤 Harry G Robertson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:38
CPC Classifications
B; B61; B61D; B61D45/00; B60; B60P; B60P7/00; B60P7/06; B60P7/135; B60P7/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US924005A
Cited
US1819254A
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FR881486A
Cited
US2640442A
Cited
US2879721A
Cited
US2827861A
Cited
US2873695A
Cited
US2806436A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |