US3147501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-operated hairbrush cleaning device
Assignee: Individual
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Filing: 1963-07-18
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Granted: 1964-09-08
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Expires: 1983-07-18
Abstract
No abstract record available.
Inventors
- 👤 Ewel R Schulz
- 👤 Sr Loyd L Sasser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:55
CPC Classifications
A; A45; A45D; A45D24/00; A45D24/40; A45D24/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A BRISTLE BRUSH CLEANING DEVICE COMPRISING A PORTABLE PLANAR SUPPORT SURFACE UPON WHICH THE BRISTLED BRUSH CAN BE PLACED AND HELD BY HAND, SAID SUPPORT SURFACE HAVING A SINGLE ROW OF ALIGNED FINGER POSITIONING AND GUIDING ORIFICES, PROJECTIBLE AND RETRACTIBLE BRISTLE RAKING AND CLEANING FINGERS HAVING UPPER, LOWER AND MEDIAN PORTIONS, SAID UPPER PORTIONS BEING FREE, PROJECTING TO POSITIONS CONSTANTLY ABOVE THE PLANE OF SAID SUPPORT SURFACE, THE MEDIAN PORTIONS OF SAID FINGERS HAVING SLIDING AND SHIFTING MOVEMENT IN AND RELATIVE TO SAID ORIFICES, POWERED CRANK MOTION MEANS OPERATIVELY MOUNTED BENEATH AND BELOW THE PLANE OF SAID SUPPORT SURFACE, THE LOWER ENDS OF SAID FINGERS BEING MOVABLY CONNECTED TO AND RECIPROCATED BY SAID MEANS, EACH ORIFICE BEING OF A DIAMETER SLIGHTLY GREATER THAN THE CROSS-SECTION OF THE FINGER WHICH IS RECIPROCABLE THERETHROUGH, THE TOP AND BOTTOM MARGINAL EDGES WHICH ENCIRCLE EACH ORIFICE BEING BEVELED, THE BEVELS CONVERGING AND DEFINING AND PROVIDING AN ENDLESS KNIFE-LIKE FULCRUMING EDGE ON AND AGAINST WHICH THE COOPERATING FINGER IS BOTH SLIDINGLY AND TILTINGLY FULCRUMED.
Claim 2
Dependent Claim
169 words
A BRISTLE BRUSH CLEANING DEVICE COMPRISING A PORTABLE PLANAR SUPPORT SURFACE UPON WHICH THE BRISTLED BRUSH CAN BE PLACED AND HELD BY HAND, SAID SUPPORT SURFACE HAVING A SINGLE ROW OF ALIGNED FINGER POSITIONING AND GUIDING ORIFICES, PROJECTIBLE AND RETRACTIBLE BRISTLE RAKING AND CLEANING FINGERS HAVING UPPER, LOWER AND MEDIAN PORTIONS, SAID UPPER PORTIONS BEING FREE, PROJECTING TO POSITIONS CONSTANTLY ABOVE THE PLANE OF SAID SUPPORT SURFACE, THE MEDIAN PORTIONS OF SAID FINGERS HAVING SLIDING AND SHIFTING MOVEMENT IN AND RELATIVE TO SAID ORIFICES, POWERED CRANK MOTION MEANS OPERATIVELY MOUNTED BENEATH AND BELOW THE PLANE OF SAID SUPPORT SURFACE, THE LOWER ENDS OF SAID FINGERS BEING MOVABLY CONNECTED TO AND RECIPROCATED BY SAID MEANS, EACH ORIFICE BEING OF A DIAMETER SLIGHTLY GREATER THAN THE CROSS-SECTION OF THE FINGER WHICH IS RECIPROCABLE THERETHROUGH, THE TOP AND BOTTOM MARGINAL EDGES WHICH ENCIRCLE EACH ORIFICE BEING BEVELED, THE BEVELS CONVERGING AND DEFINING AND PROVIDING AN ENDLESS KNIFE-LIKE FULCRUMING EDGE ON AND AGAINST WHICH THE COOPERATING FINGER IS BOTH SLIDINGLY AND TILTINGLY FULCRUMED.
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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |