Patent US1931179A successfully refreshed from Google Patents.
Patent US1918335A successfully refreshed from Google Patents.
US1918335A
Expired / Lapsed
US
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Container for liquefied gases
Assignee: FLUGA AG
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Filing: 1929-05-21
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Granted: 1933-07-18
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Expires: 1949-05-21
Abstract
No abstract record available.
Inventors
- 👤 Heylandt Christian Wilhel Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:22
CPC Classifications
F; F17; F17C; F17C3/00; F17C3/02; F17C3/04; F17C2201/00; F17C2201/01; F17C2201/0128; F17C2203/00; F17C2203/01; F17C2203/014; F17C2203/016; F17C2203/03; F17C2203/0304; F17C2203/0308; F17C2203/032; F17C2203/0337; F17C2203/0375; F17C2203/0383; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2205/00; F17C2205/01; F17C2205/0153; F17C2205/018; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2260/00; F17C2260/03; F17C2260/031; F17C2260/033; Y; Y10; Y10S; Y10S220/00; Y10S220/901
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) | 1936-07-17 | 1937-01-16 | 1937-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-07-17 | 1941-01-16 | 1941-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-07-17 | 1945-01-16 | 1945-07-18 | $7700.00 | Window Closed / Lapsed |