Patents Represented by Attorney, Agent or Law Firm Eric R. Schellin
  • Bristles of an applicator produced in a laser milled mold
    Patent number: 6709621
    Abstract: A method for injection molding a plastic applicator with a ball of bristles produced integrally with a support handle. The mold consists of two opposing parts. The mold is machined by means of a laser. The mold is laser drilled with gradually decreasing depths of bores from the midpoint of the mold parts outwardly.
    Type: Grant
    Filed: December 18, 2001
    Date of Patent: March 23, 2004
    Inventor: Phillip E. Mark