Patent US3432992A successfully refreshed from Google Patents.
US3432992A
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US
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Method and apparatus for removing dispersed liquids from the ground
Assignee: Moretrench Corp
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Filing: 1966-10-14
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Granted: 1969-03-18
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Expires: 1986-10-14
Abstract
No abstract record available.
Inventors
- 👤 Edward J Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:11
CPC Classifications
F; F04; F04D; F04D9/00; F04D9/001; E; E02; E02D; E02D19/00; E02D19/06; E02D19/10; E02F; E02F3/00; E02F3/04; E02F3/88; E02F3/90; E02F3/902
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) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |