Patent US3439178A successfully refreshed from Google Patents.
Patent US2280501A successfully refreshed from Google Patents.
US2280501A
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US
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Container for fluids under pressure
Assignee: BOC Group Ltd
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Filing: 1939-08-15
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Granted: 1942-04-21
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Expires: 1959-08-15
Abstract
No abstract record available.
Inventors
- 👤 Stephenson Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:24
CPC Classifications
F; F17; F17C; F17C1/00; F17C1/02; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/0114; F17C2201/0119; F17C2201/0123; F17C2201/0147; F17C2203/00; F17C2203/01; F17C2203/011; F17C2203/012; F17C2203/06; F17C2203/0602; F17C2203/0607; F17C2203/0612; F17C2203/0614; F17C2203/0617; F17C2203/0619; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0323; F17C2205/0379; F17C2209/00; F17C2209/21; F17C2209/2154; F17C2209/22; F17C2209/221; F17C2209/224; F17C2209/23; F17C2209/232; F17C2223/00; F17C2223/01; F17C2223/0107; F17C2223/0123; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2223/035; F17C2260/00; F17C2260/01; F17C2260/011; F17C2260/012; F17C2260/017; F17C2260/05; F17C2260/053
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) | 1945-04-20 | 1945-10-20 | 1946-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-20 | 1949-10-20 | 1950-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-20 | 1953-10-20 | 1954-04-21 | $7700.00 | Window Closed / Lapsed |