US4197608A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling hairbrush
Assignee: Individual
•
Filing: 1979-03-09
•
Granted: 1980-04-15
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Expires: 1999-03-09
Abstract
Abstract A hairbrush of the cylindrical bristle type in which a brush head carrying the bristles is rotatably connected to a brush handle. The brush head includes a portion adjacent to the handle which is free of bristles having a roughened surface to allow manual control of rotation of the brush head relative to the brush handle. In one form a heating element is included within the brush head.
Inventors
- 👤 Boyce B. Holley
- 👤 James R. Warren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:25
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/48; A46; A46B; A46B7/00; A46B7/06; A46B7/10
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
61 words
A manually operated rolling hairbrush comprising: a generally cylindrical brush head having bristles extending radially from its surface over a first portion of its length and having a gripping surface over a second portion of its length, a handle rotatably attached to said brush head adjacent the gripping portion of said brush head, and heater means carried within said brush head.
Claim 2
Dependent Claim
61 words
A manually operated rolling hairbrush comprising: a generally cylindrical brush head having bristles extending radially from its surface over a first portion of its length and having a gripping surface over a second portion of its length, a handle rotatably attached to said brush head adjacent the gripping portion of said brush head, and heater means carried within said brush head.
Claim 3
Dependent Claim
68 words
A rolling brush according to claim 1 wherein: said handle includes a shaft extending axially from one end thereof; said brush head has a cylindrical hole along its axis; said brush head is rotatably attached to said handle by being positioned on said shaft; said heater means is carried within said shaft, and further including electrical conductors extending through said handle to said heater for supplying power thereto.
Claim 4
Dependent Claim
72 words
A rolling brush according to claim 1 wherein: said brush head includes a shaft extending axially from said gripping portion; said handle has a cylindrical hole along its axis; said handle is rotatably attached to said brush head by being positioned on said shaft; said brush head has a central aperture in which said heater is carried; and further including electrical conductors passing through said shaft for supplying power to said heater.
Claim 5
Dependent Claim
52 words
A rolling brush according to claim 3 further including, operatively coupled to the end of said shaft opposite said gripping portion of said brush head, rotary conductor means connecting said conductors in said shaft to a power supply line whereby said brush head may be rotated without rotation of said supply line.
Claim 6
Dependent Claim
21 words
Apparatus according to claim 2 or claim 3 further including a thermal insulating surface on said handle and said gripping portion.
Claim 7
Dependent Claim
16 words
Apparatus according to claim 5 wherein said thermal insulating surface comprises a layer of cork material.
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) | 1983-04-15 | 1983-10-15 | 1984-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-04-15 | 1987-10-15 | 1988-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-04-15 | 1991-10-15 | 1992-04-15 | $7700.00 | Window Closed / Lapsed |