US2839013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steel lined car with integral lading strap anchor
Assignee: Individual
•
Filing: 1954-05-27
•
Granted: 1958-06-17
•
Expires: 1974-05-27
Abstract
No abstract record available.
Inventors
- 👤 Bruce C Gunnell
- 👤 Frederick G Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:16
CPC Classifications
B; B61; B61D; B61D17/00; B61D17/04; B61D17/08; B61D45/00; B61D45/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733670A
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US2226667A
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US2581529A
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US2570368A
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US2610587A
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Cited
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US2627821A
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US2613614A
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US2605719A
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US2747520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |