US2553486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protable liquefied gas container
Assignee: Phillips Petroleum Co
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Filing: 1945-07-30
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Granted: 1951-05-15
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Expires: 1965-07-30
Abstract
No abstract record available.
Inventors
- 👤 Rosswell W Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:52
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/04; F17C1/00; F17C2201/00; F17C2201/01; F17C2201/0128; F17C2201/05; F17C2201/058; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0614; F17C2203/0617; F17C2205/00; F17C2205/01; F17C2205/0123; F17C2205/0126; F17C2205/0153; F17C2205/0157; F17C2205/0165; F17C2205/0173; F17C2205/018; F17C2205/0184; F17C2205/03; F17C2205/0302; F17C2205/0305; F17C2205/0311; F17C2205/0317; F17C2205/0323; F17C2205/0332; F17C2205/0338; F17C2205/0382; F17C2205/0388; F17C2205/0394; F17C2209/00; F17C2209/22; F17C2209/221; F17C2209/228; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/035; F17C2223/00; F17C2223/01; F17C2223/0107; F17C2223/0123; F17C2223/0146; F17C2223/0153; F17C2260/00; F17C2260/01; F17C2260/012; F17C2260/04; F17C2270/00; F17C2270/05; F17C2270/07; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1797; Y10T137/1804; Y10T292/00; Y10T292/08; Y10T292/087
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) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |