US2382171A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Underground storage tank
Assignee: Individual
•
Filing: 1942-08-24
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Granted: 1945-08-14
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Expires: 1962-08-24
Abstract
No abstract record available.
Inventors
- 👤 Pomykala Edmund Stanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:01
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/76; F; F17; F17C; F17C3/00; F17C3/005; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0128; F17C2201/05; F17C2201/052; F17C2203/00; F17C2203/01; F17C2203/011; F17C2203/012; F17C2203/06; F17C2203/0602; F17C2203/0604; F17C2203/0634; F17C2203/0636; F17C2203/0678; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0379; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/035; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2260/00; F17C2260/01; F17C2260/011; F17C2270/00; F17C2270/01; F17C2270/0142; F17C2270/0144; F17C2270/0147; F17C2270/0157; F17C2270/016; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49874
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) | 1948-08-13 | 1949-02-12 | 1949-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-08-13 | 1953-02-12 | 1953-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-08-13 | 1957-02-12 | 1957-08-14 | $7700.00 | Window Closed / Lapsed |