US3283352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water powered cleaning device
Assignee: Individual
•
Filing: 1965-06-28
•
Granted: 1966-11-08
•
Expires: 1985-06-28
Abstract
No abstract record available.
Inventors
- 👤 Hu Yow-Jiun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:43
CPC Classifications
A; A47; A47L; A47L17/00; A47K; A47K7/00; A47K7/04; A47K7/046; A61; A61H; A61H23/00; A61H23/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18544; Y10T74/18552
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A WATER POWERED CLEANING DEVICE COMPRISING A HANDLE, A HOUSING, MEANS FOR ATTACHING THE HOUSING TO SAID HANDLE, A CLEANING ELEMENT FIXEDLY ATTACHED TO SAID HOUSING, A CIRCULAR RACEWAY LOCATED IN SAID HOUSING, A BALL ADAPTED TO ROLL IN SAID CIRCULAR RACEWAY, AN INLET OPENING INTO SAID RACEWAY, MEANS FOR SUPPLYING WATER THROUGH SAID INLET INTO THE RACEWAY TO DRIVE THE BALL ABOUT THE RACEWAY,
Claim 2
Dependent Claim
65 words
A WATER POWERED CLEANING DEVICE COMPRISING A HANDLE, A HOUSING, MEANS FOR ATTACHING THE HOUSING TO SAID HANDLE, A CLEANING ELEMENT FIXEDLY ATTACHED TO SAID HOUSING, A CIRCULAR RACEWAY LOCATED IN SAID HOUSING, A BALL ADAPTED TO ROLL IN SAID CIRCULAR RACEWAY, AN INLET OPENING INTO SAID RACEWAY, MEANS FOR SUPPLYING WATER THROUGH SAID INLET INTO THE RACEWAY TO DRIVE THE BALL ABOUT THE RACEWAY,
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |