US2747519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snubbed truck
Assignee: American Steel Foundries
•
Filing: 1950-11-13
•
Granted: 1956-05-29
•
Expires: 1970-11-13
Abstract
No abstract record available.
Inventors
- 👤 Charles L Heater
- 👤 Jr Albert F Seelig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:26
CPC Classifications
B; B61; B61F; B61F5/00; B61F5/02; B61F5/04; B61F5/12; B61F5/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB190309127A
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US2058623A
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FR806357A
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US2165375A
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US2194792A
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US2328877A
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US2306395A
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US2306397A
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US2365199A
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US2564091A
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US2497460A
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US2492337A
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US2567551A
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US2552668A
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US2554606A
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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) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |