Patents Assigned to PORT JERVIS LABORATORIES, INC.
  • Patent number: 11472088
    Abstract: A method for manufacturing a cosmetic stick having at least two different colored portions includes inserting a pin into at least one mold cavity of a mold body, filling the mold cavity containing the pin with a first cosmetic material of a first color, and then recovering the excess first cosmetic material from a top surface of the mold body. The pin is removed from the mold cavity leaving a void in the mold cavity, and a guard plate is placed over the top surface of the mold body, the guard plate having a hole over the mold cavity. The void in the mold cavity is filled with a second cosmetic material, the second cosmetic material being a second color that is different than the first color. The excess second cosmetic material is then recovered from a top surface of the guard plate.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: October 18, 2022
    Assignee: PORT JERVIS LABORATORIES, INC.
    Inventors: Vincent Domenick, Cheryl Ewing, Matt Abbadessa