U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Motorized, rotating hair brush

Patent 6098635 Issued on August 8, 2000. Estimated Expiration Date: Icon_subject May 17, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

54695

431497

524654

3431571

3890984

3909868

Automatic hair brush
Patent #: 3947910
Issued on: 04/06/1976
Inventor: Akerman

Rotary brush for removing hair from hair brushes
Patent #: 4084282
Issued on: 04/18/1978
Inventor: Calvert

Hair brush
Patent #: 4161050
Issued on: 07/17/1979
Inventor: Sasaki ,   et al.

Rolling hairbrush
Patent #: 4197608
Issued on: 04/15/1980
Inventor: Holley ,   et al.

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Inventor

Application

No. 313066 filed on 05/17/1999

US Classes:

132/238, Including motor or mechanical rotating means132/226, Having winding form or mandrel (e.g., curler)132/243Having scalp protector

Examiners

Primary: Smith, Jerry
Assistant: Roberts, Edward L.

Attorney, Agent or Firm

Foreign Patent References

  • 315107 EP 05/25/1989
  • 2276794 FR 01/25/1976
  • 1062212 DE 07/25/2013
  • 3171977 JP 03/25/1977
  • 594382 CH 01/25/1978

International Class

A45D 006/02

Abstract

A rotating hair brush has several dividers between some of the rows of bristles. The dividers prevent hair from being tangled in the bristles as the brush rotates. The dividers also help smooth the hair and absorb and transfer back to the hair heat from a blow dryer. The dividers may be of many different shapes and may extend longitudinally or curve along the brush. Structure allows the brush to be removed from the handle that contains the motor and battery powering the brush. The brush also may have a guide covering part of the bristles.

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