IP Library Granted Patent US 10,458,045
Granted Patent B2
US 10,458,045 · App. 15/646,957 · Granted Oct 29, 2019

Brush with magnetic filaments

Inventors: Sean Yuei (Cindy) Lim (Santa Monica, CA); Jin Chul Kim (Santa Monica, CA)
Assignee: HCT ASIA LTD.
D01F6/62A46B9/021A46B15/0026A46D1/0207A61N2/00D01F1/10
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Quick Facts
Patent No.
US 10,458,045
App. No.
15/646,957
Granted
Oct 29, 2019
Kind
B2
Abstract

A brush with magnetic filaments is described. The brush may be used, for example, as a brush for applying a cosmetic material. The filaments of the brush may, in one example, be made of a synthetic material infused with magnetic material.

Claims (25)

1. A cosmetic brush for simultaneously applying a skincare product and magnetic therapy comprising:

an elongate handle having first and second ends and a longitudinal axis extending therebetween;

a cosmetic applicator coupled to the first end of the handle and extending substantially parallel to the longitudinal axis, the cosmetic applicator comprising a plurality of supple natural fibers infused with a permanently magnetic material; and

a magnet disposed in the handle;

wherein the cosmetic applicator has a magnetic character comprising first and second magnetic fields, wherein the second magnetic field supplements the first magnetic field.

2. The cosmetic brush of claim 1 , wherein the first magnetic field is provided by the permanently magnetic material, and the second magnetic field is provided by the magnet.

3. The cosmetic brush of claim 1 , wherein the magnet distributes a magnetic flux into the plurality of fibers.

4. The cosmetic brush of claim 3 , further comprising a magnetic plate disposed between the magnet and the plurality of supple natural or synthetic fibers to evenly distribute the magnetic flux of the magnet into the plurality of supple natural or synthetic fibers.

5. The cosmetic brush of claim 1 , wherein the supple natural fibers comprise hair, cellulose fibers, cotton, hemp or flax.

6. The cosmetic brush of claim 1 , wherein the magnet comprises an electromagnet.

7. The cosmetic brush of claim 1 , wherein the permanently magnetic material comprises magnetic granules.

8. The cosmetic brush of claim 1 , wherein the natural fibers are infused by soaking the natural fibers in a solution containing the magnetic material.

9. The cosmetic brush of claim 8 , wherein the natural fibers consist of one or more of hair, hemp, or flax.

10. A cosmetic brush for simultaneously applying a skincare product and magnetic therapy comprising:

an elongate handle having first and second ends and a longitudinal axis extending therebetween;

a cosmetic applicator coupled to the first end of the handle and extending substantially parallel to the longitudinal axis, the cosmetic applicator comprising a plurality of supple natural fibers coated in or infused with a permanently magnetic material; and

a magnet disposed in the handle;

wherein the cosmetic applicator has a magnetic character comprising first and second magnetic fields, wherein the second magnetic field supplements the first magnetic field;

wherein the permanently magnetic material comprises strontium ferrite, magnetite, and/or hematite.

11. A cosmetic brush for simultaneously applying a skincare product and magnetic therapy comprising:

an elongate handle having first and second ends and a longitudinal axis extending therebetween;

a cosmetic applicator coupled to the first end of the handle and extending substantially parallel to the longitudinal axis, the cosmetic applicator comprising a plurality of supple natural fibers coated in or infused with a permanently magnetic material; and

a magnet disposed in the handle;

wherein the cosmetic applicator has a magnetic character comprising first and second magnetic fields, wherein the second magnetic field supplements the first magnetic field;

wherein the permanently magnetic material comprises magnetic powder.

Assignments (4)
SECURITY INTEREST Recorded Nov 22, 2023
From: HCT ASIA LIMITED
To: UBS AG, STAMFORD BRANCH, AS COLLATERAL AGENT
Reel/Frame 065661/0880 →
TERMINATION AND RELEASE OF PATENT SECURITY AGREEMENT Recorded Jan 23, 2020
From: CIT BANK, N.A., AS ADMINISTRATIVE AGENT
To: HCT ASIA LIMITED
Reel/Frame 051682/0386 →
SECURITY INTEREST Recorded Jan 23, 2020
From: HCT PACKAGING INC.; HCT GROUP HOLDINGS LIMITED; HCT ASIA LIMITED; HCT EUROPE LIMTIED
To: UBS AG, STAMFORD BRANCH, AS COLLATERAL AGENT
Reel/Frame 051688/0698 →
SECURITY INTEREST Recorded Jan 2, 2018
From: HCT ASIA LIMITED
To: CIT BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 044985/0752 →
Priority Claims (2)
CN 2010 1 0539244 · Nov 5, 2010 · national
CN 2011 1 0029842 · Jan 25, 2011 · national
Continuity (2)
Continuation 13209187 · Aug 12, 2011
Related Publication 20170314164A1 · Nov 2, 2017