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US3147501A Expired / Lapsed US ⏱️ 0.0 years remaining

Power-operated hairbrush cleaning device

Assignee: Individual
•
Filing: 1963-07-18
•
Granted: 1964-09-08
•
Expires: 1983-07-18
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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)

US1302247A Cited
US1356637A Cited
US1764626A Cited
US2649599A Cited
US3072939A Cited

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

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