Patent US3838199A successfully refreshed from Google Patents.
US3838199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for recovering feed products from animal waste
Assignee: RTX Corp
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Filing: 1972-05-08
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Granted: 1974-09-24
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Expires: 1992-05-08
Abstract
Abstract BY THERMOPHILIC ANAEROBIC FERMENTATION, THE EXXCRETION FORMED BY DEPOSITING A METALLIZING MEDIA ON SURFACES OF GREEN FEED INGREDIENT AND A FUEL GAS WHICH GAS IS ULTILIZED TO POWER THE VARIOUS COMPONENTS OF THE SYSTWM AND IS CHARACTERIZED AS BEING SELF-SUSTAINING.
Inventors
- 👤 W Coe
- 👤 A Davenport
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:51
CPC Classifications
C; C12; C12P; C12P5/00; C12P5/02; C12P5/023; A; A23; A23K; A23K10/00; A23K10/10; A23K10/12; Y; Y02; Y02E; Y02E50/00; Y02E50/30; Y02T; Y02T50/00; Y02T50/60; Y02T50/678
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) | 1977-09-23 | 1978-03-25 | 1978-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-09-23 | 1982-03-25 | 1982-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-09-23 | 1986-03-25 | 1986-09-24 | $7700.00 | Window Closed / Lapsed |