×

Ophthalmic blocking pad

  • US 7,935,402 B2
  • Filed: 05/03/2007
  • Issued: 05/03/2011
  • Est. Priority Date: 05/03/2007
  • Status: Active Grant
First Claim
Patent Images

1. An ophthalmic blocking pad comprising:

  • a foam layer having a density of 25 lb/ft3 to 40 lb/ft3,a film layer disposed over and directly contacting the foam layer, the film layer having a tensile strength of at least about 25 ksi (172 MPa); and

    an adhesive layer disposed over the film layer, wherein the adhesive layer exhibits a peel adhesion of at least 4.0 lb/in (0.70 N/mm) on polyethylene;

    wherein the ophthalmic blocking pad has a torque performance of at least 20 in-lb.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×