IP Library Granted Patent US 11,007,135
Granted Patent B2
US 11,007,135 · App. 16/426,358 · Granted May 18, 2021

Liquid cosmetic

Inventors: Randy M Wheaton (Danbury, CT); Yewei Wang (Shanghai, CN)
Assignee: Parfums de Coeur, Ltd.
A61K8/8152A61K8/19A61Q1/10A61K2800/47
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Quick Facts
Patent No.
US 11,007,135
App. No.
16/426,358
Granted
May 18, 2021
Kind
B2
Abstract

Compositions and methods of this disclosure include liquid cosmetic compositions, for example, an eyeliner, that is applied to the surface of a user (e.g., a person), the surface including, for example, an eyelid, the liquid cosmetic product including a ferromagnetic component that is capable of being attracted by and attached to a magnet, the magnet part of a false eyelash.

Claims (18)

1. A liquid eyeliner composition, comprising:

a. a cosmetically-acceptable styrene/acrylates copolymer in an amount of from about 15 wt % to about 25 wt %; and

b. a cosmetically-acceptable milled iron oxide in an amount of from about 35 wt % to about 45 wt % sufficient to being attracted by and attached to a magnet and wherein a point of attachment for a false eyelash including a magnetic element is provided,

i. wherein the composition has a viscosity of from about 950 cps to about 1300 cps at about 25° C. and a pH of from about 7.5 to about 8.5.

2. The liquid eyeliner composition of claim 1 , wherein the styrene/acrylates copolymer is present in an amount of about 20 wt %.

3. The liquid eyeliner composition of claim 1 , wherein the milled iron oxide is present in an amount of about 40 wt %.

4. The liquid eyeliner composition of claim 1 , wherein the composition has a viscosity of about 1100 cps at about 25° C.

5. A method of attaching a false eyelash to the eyelid of a user using the eyeliner composition according to claim 1 , the false eyelash comprising:

a. a base including at least one magnet element; and

b. false eyelash elements extending from the base, and

the eyeliner composition,

the method comprising:

i. depositing a portion of the eyeliner composition onto the eyelid or eyelash area of the eyelid; and

ii. attaching the at least one magnet element of the false eyelash to the deposited portion of the eyeliner composition via the magnet element's attraction and attachment to the ferromagnetic component of the eyeliner composition.

6. The method of claim 5 , wherein the styrene/acrylates copolymer is present in an amount of about 20 wt %.

7. The method of claim 5 , wherein the iron oxide is present in an amount of about 40 wt %.

8. The method of claim 5 , wherein the milled iron oxide is present in an amount of about 40 wt %.

9. The method of claim 5 , wherein the composition has a viscosity of about 1100 cps at about 25° C.

Assignments (4)
RELEASE (REEL063458/FRAME0691) Recorded Jun 28, 2024
From: NOMURA CORPORATE FUNDING AMERICAS, LLC
To: PARFUMS DECOEUR, LTD.
Reel/Frame 067964/0654 →
SECURITY INTEREST Recorded Jun 27, 2024
From: PARFUMS DE COEUR, LTD.
To: APOLLO ADMINISTRATIVE AGENCY LLC, AS COLLATERAL AGENT
Reel/Frame 067855/0471 →
SECURITY INTEREST Recorded Apr 27, 2023
From: PARFUMS DE COEUR, LTD.
To: NOMURA CORPORATE FUNDING AMERICAS, LLC
Reel/Frame 063458/0691 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 12, 2021
From: WHEATON, RANDY M; WANG, YEWEI
To: PARFUMS DE COEUR, LTD., D/B/A PDC BRANDS
Reel/Frame 055572/0698 →
Priority Claims (1)
CN 201910393434.5 · May 13, 2019 · national
Continuity (1)
Related Publication 20200360263A1 · Nov 19, 2020