US3007598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank construction
Assignee: Conch International Methane Ltd
•
Filing: 1958-06-24
•
Granted: 1961-11-07
•
Expires: 1978-06-24
Abstract
No abstract record available.
Inventors
- 👤 Walter W Beam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:04
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/08; F17C13/082; B; B63; B63B; B63B25/00; B63B25/02; B63B25/08; B63B25/12; B63B25/16; Y; Y10; Y10S; Y10S220/00; Y10S220/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2060941A
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US2436411A
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FR1032210A
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US2799425A
Cited
US2798364A
Cited
US2807143A
Cited
GB781631A
Cited
US2823822A
Cited
US2896416A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |