US2984080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for the transportation of liquefied natural gas
Assignee: Conch International Methane Ltd
•
Filing: 1958-06-25
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Granted: 1961-05-16
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Expires: 1978-06-25
Abstract
No abstract record available.
Inventors
- 👤 Cedomir M Sliepcevich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:28
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/12; F17C2203/00; F17C2203/03; F17C2203/0304; F17C2203/0308; F17C2203/0316; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/033; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2265/00; F17C2265/02; F17C2265/025; F17C2265/03; F17C2265/032; F17C2265/033; F17C2265/035; F17C2270/00; F17C2270/01; F17C2270/0102; F17C2270/0105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |