Patents Assigned to Standard Antiseptic, Inc.
  • Toric posterior and anterior curve dies for making corneal contact lenses
    Patent number: 5244377
    Abstract: Dies for posteriors and anterior curves. A spherical surface is formed in the end of a body member, the side walls of which are compressed to change the spherical surface geometry to toric shape. The side wall is cylindrical and provided with two elongated slots which define two opposite ribs. A bolt passing through the ribs is tightened to provide the compressive forces.
    Type: Grant
    Filed: April 1, 1992
    Date of Patent: September 14, 1993
    Assignee: Standard Antiseptic, Inc.
    Inventor: Frederick J. Danker