US2630236A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank construction for liquid cargo vehicles
Assignee: Individual
•
Filing: 1949-09-14
•
Granted: 1953-03-03
•
Expires: 1969-09-14
Abstract
No abstract record available.
Inventors
- 👤 Frederick G Arkoosh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:27
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/22; B60P3/24; B60P3/2205; B60P3/221; Y; Y10; Y10S; Y10S220/00; Y10S220/918
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US307852A
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GB124997A
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GB439038A
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US2097113A
Cited
US2102590A
Cited
US2242535A
Cited
US2257941A
Cited
US2397184A
Cited
US2371632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |