US3091111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine overflow control unit
Assignee: Individual
•
Filing: 1962-08-20
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Granted: 1963-05-28
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Expires: 1982-08-20
Abstract
No abstract record available.
Inventors
- 👤 Paul B Cruse
- 👤 Donald R Crowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:44
CPC Classifications
D; D06; D06F; D06F39/00; D06F39/08; D06F39/081
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
142 words
IN COMBINATION: A STAND-PIPE DRAIN; AN ELECTRIC WASHING MACHINE HAVING A DRAIN TUBE ADAPTED TO BE INSERTED IN THE STAND-PIPE TO DISCHARGE WATER INTO SAID STAND-PIPE UNDER CONTROL OF ELECTRIC CIRCUITRY IN SAID SAID WASHING MACHINE; PRESSURE RESPONSIVE MEANS MOUNTED ON SAID STANDPIPE TO BE ACTUATED UPON A WATER LEVEL RISE IN SAID STANDPIPE ABOVE A PREDETERMINED LEVEL; ELECTRIC SWITCHING MEANS COUPLED TO SAID PRESSURE RESPONSIVE MEANS TO BE ACTUATED THEREBY; AND ELECTRICAL CONNECTIONS CONNECTING SAID ELECTRIC SWITCHING MEANS IN SERIES CIRCUIT BETEWEEN SAID ELECTRIC CIRCUITRY IN THE ELECTRIC WASHING MACHINE AND A SOURCE OF ELECTRICAL ENERGY SO AS TO SUPPLY AN ELECTRICAL CURRENT TO SAID ELECTRIC CIRCUITRY IN THE WASHING MACHINE TO BE INTERRUPTED IN THE PRESENCE OF A WATER LEVER IN SAID STANDPIPE EXCEEDING SAID PREDETERMINED LEVEL AND CUT OFF THE WATER DISCHARGE INTO SAID STAND-PIPE BY SAID DRAIN TUBE.
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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |