US3135651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digester
Assignee: Bauer Brothers Co
•
Filing: 1959-11-30
•
Granted: 1964-06-02
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Expires: 1979-11-30
Abstract
No abstract record available.
Inventors
- 👤 James R Starrett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:56
CPC Classifications
D; D21; D21C; D21C7/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
107 words
A CONTINUOUS TREATMENT DIGESTER OF THE MOVING CONVEYER TYPE, INCLUDING A GENERALLY CYLINDRICAL TUBE, CLOSURES FOR THE ENDS OF SAID TUBE INCLUDING A CLOSURE UNIT AT ONE END THEREOF HAVING AN INWARDLY FACING HEMISPHERICAL SURFACE, SAID SURFACE BEING FORMED ON A RADIUS OF AT LEAST AS LARGE AS THE RADIUS ON WHICH SAID TUBE IS FORMED, MEANS DEFINING AN INLET TO AND AN OUTLET FROM SAID TUBE, CONVEYING MEANS IN SAID TUBE FOR CONTINUOUSLY CONDUCTING FRAGMENTARY MATERIAL INTRODUCED THROUGH SAID INLET LENGTHWISE OF THE TUBE AND TO SAID ONE END THEREOF, FLIGHTS ON SAID CONVEYER MEANS FOR RECEIVING THE FRAGMENTARY MATERIAL THEREBETWEEN IN A LOOSELY PACKEDCONDITION FORMED
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) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |