# US 11,439,219 B2 · Cosmetic applicator assembly > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 11,439,219 B2 - Document ID: US11439219B2 - Status: Granted - Kind: B2 - Application number: 16/474,917 - Filed: 2017-01-04 - Published: 2020-06-11 - Granted: 2022-09-13 - Earliest claimed: 2017-01-04 - Assignees: Noxell Corporation - Applicants: Noxell Corporation - Inventors: Gordon Gerald Guay; Michael Christopher Sabino - Web page: https://patentgrep.com/patent/US11439219B2 ## CPC - A45D 34/045: {connected to the cap of the container} - A45D 40/262: {using a brush or the like} - A45D 34/04: Appliances specially adapted for applying liquid, e.g. using roller or ball - A45D 34/042: {using a brush or the like} - A45D 40/26: Appliances specially adapted for applying pasty paint, e.g. using roller, using a ball - A45D 40/265: {connected to the cap of the container} - A46B 5/026: {Grips or handles having a nonslip section} - A46B 9/021: {arranged like in cosmetics brushes, e.g. mascara, nail polish, eye shadow} - A46B 15/0087: {Brushes with decoration on or in the handle} - A45D 2034/007: {with special decorative arrangements or form} - A45D 2040/0012: {with special decorative arrangements or form} - A46B 2200/1046: Brush used for applying cosmetics - A46B 2200/1053: Cosmetics applicator specifically for mascara - A45D: HAIRDRESSING OR SHAVING EQUIPMENT (wigs, toupees or the like A41G3/00, A41G5/00; hairdressers' chairs A47C1/04; hair cutting appliances, razors B26B); EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING - A46B: BRUSHES (handles not integral with brushware B25G) ## Abstract A cosmetic applicator assembly includes a handle body having a proximal end, a distal end, a largest width or diameter of from 0.4 inches to 1.25 inches, and an exterior surface, an elevated feature disposed along the exterior surface and extending from 0.007 inches to 0.020 inches above the exterior surface, and a cosmetic applicator coupled to the distal end of the handle body and constructed to apply a cosmetic. The handle body includes a handle body material. The elevated feature include an elevated feature material, wherein the elevated feature material has a kinetic coefficient of friction of greater than or equal to 0.55 and a hardness of less than or equal to Shore A 70, and a hardness that is less than the hardness of the handle body material. ## Claims ### Claim 1 A cosmetic applicator assembly, comprising: a handle body comprising a proximal end, a distal end, a largest width or diameter of from 0.4 inches to 1.25 inches, and an exterior surface extending from the proximal end to the distal end, wherein the handle body comprises a handle body material; an elevated feature disposed along at least a portion of the exterior surface and extending from 0.007 inches to 0.020 inches above the exterior surface, wherein: the elevated feature comprises an elevated feature material, the elevated feature material has a kinetic coefficient of friction of from 2.0 to 6.0 and a hardness of less than or equal to Shore A 70, and the elevated feature material has a hardness that is less than the hardness of the handle body material; and a cosmetic applicator coupled to the distal end of the handle body. ### Claim 2 (depends on 1) The cosmetic applicator assembly of claim 1, wherein the kinetic coefficient of friction of the elevated feature material is from 3.5 to 6.0 and the hardness of the elevated feature material is from Shore A 40 to Shore A 60. ### Claim 3 (depends on 1) The cosmetic applicator assembly of claim 1, further comprising a ratio of a surface area of the exterior surface covered by the elevated feature to a total surface area of the exterior surface that ranges from 10% to 93%. ### Claim 4 (depends on 1) The cosmetic applicator assembly of claim 1, wherein the elevated feature comprises a plurality of the elevated features spaced apart from each other along the exterior surface. ### Claim 5 (depends on 4) The cosmetic applicator assembly of claim 4, wherein the plurality of elevated features forms a dot pattern and the ratio is from 13% to 40%. ### Claim 6 (depends on 4) The cosmetic applicator assembly of claim 4, wherein the plurality of elevated features forms a wavy pattern and the ratio is from 10% to 33%. ### Claim 7 (depends on 4) The cosmetic applicator assembly of claim 4, wherein the plurality of elevated features forms a cross-hatched pattern and the ratio is from 30% to 93%. ### Claim 8 (depends on 4) The cosmetic applicator assembly of claim 4, wherein the plurality of elevated features form a plurality of gripping zones, each one of the plurality of gripping zones comprising a portion of the plurality of elevated features and having a minimum area of 1.15 square inches. ### Claim 9 (depends on 8) The cosmetic applicator assembly of claim 8, wherein the plurality of gripping zones comprises three gripping zones. ### Claim 10 (depends on 9) The cosmetic applicator assembly of claim 9, wherein the three gripping zones are disposed about the handle body substantially equidistant from each other. ### Claim 11 (depends on 8) The cosmetic applicator assembly of claim 8, wherein each one of the plurality of gripping zones is not integral with another one of the plurality of gripping zones. ### Claim 12 (depends on 1) The cosmetic applicator assembly of claim 1, wherein a radial cross sectional shape of the handle body is selected from the group consisting of circular-shaped, oval-shaped, triangular-shaped, quadrilateral-shaped, pentagonal-shaped, hexagonal-shaped, heptagonal-shaped, octagonal-shaped, nonagonal-shaped, decagonal-shaped, and combinations thereof. ### Claim 13 (depends on 1) The cosmetic applicator assembly of claim 1, wherein a longitudinal cross sectional shape of the handle body is selected from the group consisting of linear-shaped, nonlinear-shaped, cigar-shaped, quadrilateral-shaped, oval-shaped, and combinations thereof. ### Claim 14 (depends on 1) The cosmetic applicator assembly of claim 1, wherein the cosmetic applicator comprises a stem coupled to the distal end of the handle body and a tip coupled to a distal end of the stem, and wherein the tip is selected from the group consisting of a brush, comb, felt, foam, flocked surfaces, and combinations thereof. ### Claim 15 (depends on 1) The cosmetic applicator assembly of claim 1, wherein the elevated feature material is a material selected from a group consisting of thermoplastic elastomers, silicon rubber, thermoplastic rubber, thermoplastic olefins, and combinations thereof. ### Claim 16 A cosmetic applicator assembly, the applicator assembly comprising: a handle body comprising a proximal end, a distal end, a largest width or diameter of from 0.4 inches to 1.25 inches, and an exterior surface, wherein the handle body is comprised of a handle body material; an elevated feature disposed along the handle body comprising an elevated feature material having a kinetic coefficient of friction of from 2.0 to 6.0 and a hardness of less than or equal to Shore A 70; a sleeve disposed along at least a portion of the exterior surface, the sleeve comprising a foam material; and a cosmetic applicator coupled to the distal end of the handle body and constructed to apply a cosmetic. ### Claim 17 (depends on 16) The cosmetic applicator assembly of claim 16, wherein the foam material comprises polyurethane (PU), hydrophilic polyurethane, polyester, and combinations thereof. ### Claim 18 (depends on 17) The cosmetic applicator assembly of claim 17, wherein the foam material has a porosity of from about 60 to about 115 pores per square inch. ### Claim 19 (depends on 16) The cosmetic application assembly of claim 16, wherein the foam material comprises at least one of a shape memory foam and a closed cell foam. ### Claim 20 A cosmetic applicator assembly, comprising: a handle body comprising a proximal end, a distal end, a largest width or diameter of from 0.4 inches to 1.25 inches, and an exterior surface extending from the proximal end to the distal end, wherein the handle body comprises a handle body material; an elevated feature disposed along at least a portion of the exterior surface and extending from 0.007 inches to 0.020 inches above the exterior surface, wherein: the elevated feature comprises an elevated feature material, the elevated feature material has a kinetic coefficient of friction of from 2.0 to 6.0 and a hardness of less than or equal to Shore A 70, and the elevated feature material has a hardness that is less than the hardness of the handle body material; and a cosmetic applicator coupled to the distal end of the handle body, wherein the elevated feature comprises a plurality of the elevated features spaced apart from each other along the exterior surface and a surface of the exterior surface covered by the elevated feature has a surface roughness from 0.370 to about 0.580.