US3106930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dishw ashing machine
Assignee: Individual
•
Filing: 1962-01-29
•
Granted: 1963-10-15
•
Expires: 1982-01-29
Abstract
No abstract record available.
Inventors
- 👤 Lewis A James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:33
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/02; A47L15/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A DISHWASHING MACHINE COMPRISING, (A) A HOUSING HAVING A BOTTOM WALL AND SUMP PORTION THEREIN FOR COLLECTING OF LIQUID, (B) ROTATABLE MEANS INCLUDING OPPOSITELY DIRECTED BLADES EXTENDING GENERALLY LONGITUDINALLY OF THE AXIS THEREOF AND ARRANGED TO DIP INTO SAID SUMP FOR IMPELLING LIQUID FROM SAID SUMP THROUGHOUT A PORTION OF THE INTERIOR OF SAID HOUSING, (C) SAID BLADES EACH HAVING A PLANAR PORTION EXTENDING OUTWARDLY OF SAID AXIS AND AN END PORTION ALONG THE LENGTH THEREOF CURVED FORWARDLY IN THE DIRECTION OF ROTATION OF SAID ROTATABLE MEANS, SAID END PORTIONS TERMINATING IN FREE ENDS WITH THE EXTENT OF CURVATURE OF THE END PORTION OF ONE OF THE BLADES BEING DIFFERENT THAN THE EXTENT OF CURVATURE OF THE END PORTION OF
Claim 2
Dependent Claim
120 words
A DISHWASHING MACHINE COMPRISING, (A) A HOUSING HAVING A BOTTOM WALL AND SUMP PORTION THEREIN FOR COLLECTING OF LIQUID, (B) ROTATABLE MEANS INCLUDING OPPOSITELY DIRECTED BLADES EXTENDING GENERALLY LONGITUDINALLY OF THE AXIS THEREOF AND ARRANGED TO DIP INTO SAID SUMP FOR IMPELLING LIQUID FROM SAID SUMP THROUGHOUT A PORTION OF THE INTERIOR OF SAID HOUSING, (C) SAID BLADES EACH HAVING A PLANAR PORTION EXTENDING OUTWARDLY OF SAID AXIS AND AN END PORTION ALONG THE LENGTH THEREOF CURVED FORWARDLY IN THE DIRECTION OF ROTATION OF SAID ROTATABLE MEANS, SAID END PORTIONS TERMINATING IN FREE ENDS WITH THE EXTENT OF CURVATURE OF THE END PORTION OF ONE OF THE BLADES BEING DIFFERENT THAN THE EXTENT OF CURVATURE OF THE END PORTION OF
References Cited (Backward Citations)
US216001A
Cited
US361729A
Cited
US1473301A
Cited
DE546041C
Cited
US1526958A
Cited
DE419014C
Cited
FR557517A
Cited
US2261988A
Cited
US2657095A
Cited
US2959357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-14 | 1967-04-15 | 1967-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-14 | 1971-04-15 | 1971-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-14 | 1975-04-15 | 1975-10-15 | $7700.00 | Window Closed / Lapsed |