Patent US3144031A successfully refreshed from Google Patents.
US3144031A
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Detergent dispensing apparatus for automatic washing machines
Assignee: Westinghouse Electric Corp
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Filing: 1962-04-17
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Granted: 1964-08-11
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Expires: 1982-04-17
Abstract
No abstract record available.
Inventors
- 👤 Olan L Long
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:56
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/42; A47L15/44; A47L15/4409; D; D06; D06F; D06F39/00; D06F39/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
125 words
CHARGE DISPENSING APPARATUS FOR DISHWASHERS AND THE LIKE, COMPRISING IN COMBINATION WITH THE TUB OF THE WASHER, A WASHING CYCLE TIMER HAVING A ROTARY SHAFT, A PLURALITY OF CHARGE-MATERIAL HOLDING CONTAINER COMPARTMENTS, A SHIFTABLE LIQUID SUPPLY NOZZLE FOR SELECTIVELY SUPPLYING LIQUID TO SAID COMPARTMENTS TO WASH MATERIAL THEREFROM INTO THE TUB, ENERGY STORING MEANS ARRANGED IN BIASING RELATIONSHIP WITH SAID SHIFTABLE NOZZLE, MEANS ON SAID TIMER SHAFT FOR SHIFTING SAID NOZZLE AND STORING ENERGY IN SAID ENERGY-STORING MEANS WHEN THE TIMER SHAFT IS TURNED MANUALLY FROM AN OFF POSITION TO A STARTING POSITION, AND MEANS ON SAID TIMER SHAFT ARRANGED TO SUBSEQUENTLY RELEASE SAID NOZZLE FOR MOVEMENT BY SAID ENERGYSTORING MEANS DURING MOVEMENT OF SAID TIMER SHAFT FROM SAID STARTING POSITION TO SAID OFF POSITION.
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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) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |