US3278974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shampooing device including foam generating mechanism
Assignee: Harrisburg University of Science and Technology
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Filing: 1964-08-27
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Granted: 1966-10-18
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Expires: 1984-08-27
Abstract
No abstract record available.
Inventors
- 👤 Dan R Nighswander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:20
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/408; A47L11/4088; A47L11/32; A47L11/325; A47L11/4002; A47L11/4005; A47L11/4008; A47L11/4036; A47L11/4041; A47L11/4063; A47L11/4069; A47L11/4075; A47L11/4083; Y; Y10; Y10S; Y10S52/00; Y10S52/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
142 words
A SHAMPOOER COMPRISING, IN COMBINATION, A BODY INCLUDING A RESERVOIR, A HANDLE AND A ROLLER-BRUSH ASSEMBLY SUPPORT SHROUD, A ROLLER-BRUSH ASSEMBLY CONNECTED IN SAID SHROUD AND ARRANGED FOR ENGAGEMENT WITH THE ARTICLE TO BE SHAMPOOED, A FOAM GENERATOR INCLUDING A FOAM CUP DISPOSED WITHIN SAID SHROUD AND ABOVE AT LEAST A PORTION OF THE ROLLER OF SAID ROLLER-BRUSH ASSEMBLY, A FOAM GENERATING AGITATOR DISPOSED WITHIN SAID FOAM CUP, AND A BATTERYPOWERED MOTOR CONNECTED TO AND OPERATIVE TO ROTATE SAID AGITATOR TO GENERATE FOAM, CONDUIT MEANS CONNECTED BETWEEN SAID RESERVOIR AND SAID FOAM CUP AND PROVIDING A PASSAGE FOR FLOW OF LIQUID FROM SAID RESERVOIR TO SAID FOAM CUP, VALVE MEANS OPERATIVELY CONNECTED BETWEEN SAID CONDUIT MEANS AND SAID RESERVOIR FOR SELECTIVELY OPENING AND CLOSING SAID CONDUIT MEANS TO SAID RESERVOIR, AND SWITCH MEANS CONNECTED TO AND CONTROLLING ENERGIZTION OF SAID BATTERY-POWERED MOTOR.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |