Patent US3121897A successfully refreshed from Google Patents.
US3121897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulically operated dish washing machine
Assignee: Individual
•
Filing: 1962-05-11
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Granted: 1964-02-25
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Expires: 1982-05-11
Abstract
No abstract record available.
Inventors
- 👤 Erich E Lambrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:04
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/37; A47L15/39
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A HYDRAULICALLY OPERATED DISH WASHING MACHINE COMPRISING A ROTOR, A CASING ENCLOSING THE ROTOR, AN AXIAL SHAFT SECURED TO SAID ROTOR AND JOURNALLED IN SAID CASING, CLEANSING BRUSHES ON OPPOSITE ENDS OF SAID SHAFT EXTERIOR OF SAID CASING, INLET AND DISCHARGE PORTS IN THE TOP AND BOTTOM RESPECTIVELY OF SAID CASING, AN INCLINED WATER-COLLECTING TROUGH ON THE INNER PERIPHERAL WALL OF THE CASING AND A CONDUIT FROM THE LOWER END THEREOF DELIVERING A STREAM OF WATER BY GRAVITY TO ONE OF THE BRUSHES, A SECOND SIMILAR COLLECTOR TROUGH IN THE CASING AND A CONDUIT THEREFROM DELIVERING A STREAM OF RINSE WATER BY GRAVITY TO A POINT BELOW THE SECOND BRUSH.
Claim 2
Dependent Claim
110 words
A HYDRAULICALLY OPERATED DISH WASHING MACHINE COMPRISING A ROTOR, A CASING ENCLOSING THE ROTOR, AN AXIAL SHAFT SECURED TO SAID ROTOR AND JOURNALLED IN SAID CASING, CLEANSING BRUSHES ON OPPOSITE ENDS OF SAID SHAFT EXTERIOR OF SAID CASING, INLET AND DISCHARGE PORTS IN THE TOP AND BOTTOM RESPECTIVELY OF SAID CASING, AN INCLINED WATER-COLLECTING TROUGH ON THE INNER PERIPHERAL WALL OF THE CASING AND A CONDUIT FROM THE LOWER END THEREOF DELIVERING A STREAM OF WATER BY GRAVITY TO ONE OF THE BRUSHES, A SECOND SIMILAR COLLECTOR TROUGH IN THE CASING AND A CONDUIT THEREFROM DELIVERING A STREAM OF RINSE WATER BY GRAVITY TO A POINT BELOW THE SECOND BRUSH.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-24 | 1967-08-26 | 1968-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-24 | 1971-08-26 | 1972-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-24 | 1975-08-26 | 1976-02-25 | $7700.00 | Window Closed / Lapsed |