Patent US2807143A successfully refreshed from Google Patents.
US2807143A
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Means for storing and conveying large volumes of cold liquefied hydrocarbons
Assignee: Constock Liquid Methane Corp
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Filing: 1953-08-07
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Granted: 1957-09-24
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Expires: 1973-08-07
Abstract
No abstract record available.
Inventors
- 👤 William L Schnellhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:42
CPC Classifications
B; B63; B63B; B63B25/00; B63B25/02; B63B25/08; B63B25/12; B63B25/16; F; F17; F17C; F17C13/00; F17C13/08; F17C13/082; F17C13/12; F17C13/126; F17C3/00; F17C3/02; F17C3/025; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0119; F17C2201/0147; F17C2201/0157; F17C2201/05; F17C2201/052; F17C2203/00; F17C2203/01; F17C2203/011; F17C2203/012; F17C2203/014; F17C2203/03; F17C2203/0304; F17C2203/0308; F17C2203/0316; F17C2203/0354; F17C2203/0362; F17C2203/037; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0631; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2203/068; F17C2203/0682; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/033; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2250/00; F17C2250/06; F17C2250/0605; F17C2250/0631; F17C2270/00; F17C2270/01; F17C2270/0102; F17C2270/0105; F17C2270/011; F17C2270/0113; Y; Y10; Y10T; Y10T137/00; Y10T137/6416; Y10T137/6579; Y10T137/6851; Y10T137/6855; Y10T137/6906; Y10T137/7287; Y10T137/7358; Y10T137/7423; Y10T137/7426; Y10T137/7436; Y10T137/8593; Y10T137/86236
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1061262A
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US1900526A
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US1981598A
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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) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |