Patent FR1186221A successfully refreshed from Google Patents.
Patent US2540818A successfully refreshed from Google Patents.
US2540818A
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US
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Device to support regulators for dispensing liquefied petroleum gases
Assignee: ExxonMobil Oil Corp
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Filing: 1950-02-25
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Granted: 1951-02-06
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Expires: 1970-02-25
Abstract
No abstract record available.
Inventors
- 👤 James H Gilhooly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:36
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/08; F17C13/084; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/0119; F17C2205/00; F17C2205/01; F17C2205/0103; F17C2205/0107; F17C2205/0153; F17C2205/0173; F17C2205/0192; F17C2205/03; F17C2205/0302; F17C2205/0308; F17C2205/0338; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/035; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033
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) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |