Patent EP0226610B1 successfully refreshed from Google Patents.
US2641907A
Expired / Lapsed
US
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Self-aid high-pressure metering system
Assignee: Individual
•
Filing: 1950-08-31
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Granted: 1953-06-16
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Expires: 1970-08-31
Abstract
No abstract record available.
Inventors
- 👤 Carson D Baucom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:02
CPC Classifications
F; F17; F17C; F17C7/00; F17C7/02; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0338; F17C2221/00; F17C2221/03; F17C2221/032; F17C2221/035; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/03; F17C2223/033; F17C2227/00; F17C2227/01; F17C2227/0128; F17C2227/0135; F17C2227/0142; F17C2250/00; F17C2250/04; F17C2250/0404; F17C2250/043; F17C2250/0439; F17C2250/06; F17C2250/0605; F17C2250/0626; F17C2265/00; F17C2265/06; F17C2270/00; F17C2270/01; F17C2270/0142; F17C2270/0144; F17C2270/0147; F17C2270/0165; F17C2270/0168; F17C2270/0171
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |