US1897165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for transportation and distribution of liquefied gas
Assignee: Phillips Petroleum Co
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Filing: 1929-11-09
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Granted: 1933-02-14
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Expires: 1949-11-09
Abstract
No abstract record available.
Inventors
- 👤 Paul S Endacott
- 👤 Rosswell W Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:30
CPC Classifications
F; F17; F17C; F17C7/00; F17C7/02; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3115; Y10T137/3127; Y10T137/313; Y10T137/6416; Y10T137/6579; Y10T137/6851; Y10T137/7036
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-02-14 | 1936-08-15 | 1937-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-02-14 | 1940-08-15 | 1941-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-02-14 | 1944-08-15 | 1945-02-14 | $7700.00 | Window Closed / Lapsed |