US2525807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage of liquefied gas
Assignee: Specialties Development Corp
•
Filing: 1946-05-15
•
Granted: 1950-10-17
•
Expires: 1966-05-15
Abstract
No abstract record available.
Inventors
- 👤 Cecil T Lane
- 👤 Sidney C Marsh
- 👤 Walter M Haessler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:30
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/02; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2203/00; F17C2203/01; F17C2203/014; F17C2203/015; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2221/00; F17C2221/01; F17C2221/013; F17C2221/018; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0176; F17C2223/03; F17C2223/033; F17C2250/00; F17C2250/04; F17C2250/0404; F17C2250/0408; F17C2250/043; F17C2250/0434; F17C2250/0486; F17C2250/0495; Y; Y10; Y10T; Y10T137/00; Y10T137/4456; Y10T137/4463; Y10T137/4546
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2183639A
Cited
US1478479A
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US1635374A
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US1544854A
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US1687216A
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US1701769A
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US2242108A
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US2237052A
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US2326511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-16 | 1954-04-17 | 1954-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-16 | 1958-04-17 | 1958-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-16 | 1962-04-17 | 1962-10-17 | $7700.00 | Window Closed / Lapsed |