Patents by Inventor Richard A. Laskey

Richard A. Laskey has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Anti-fog coated optical substrates
    Patent number: 4080476
    Abstract: The surface of optical substrate are coated with a polymerized monomer of the formula: ##STR1## wherein R is selected from the group consisting of straight and branched alkane or alkylene of up to 10 carbon atoms, R' is selected from the group consisting of hydrogen and lower alkyl, and R" is a monovalent cation. The polymer may be linear, an interpolymer, or a cross linked polymer. The polymeric coating is capable of permitting steam, fog, water vapor, etc. to permeate its matrix and render the coated optical substrate anti-fog when subjected to such conditions.
    Type: Grant
    Filed: November 15, 1976
    Date of Patent: March 21, 1978
    Assignee: Datascope Corporation
    Inventor: Richard A. Laskey