Patents Represented by Attorney Thomas W. Wilhelm

Find this attorney in the Justia Lawyer Directory

  • Polycarbonate coated films
    Patent number: 4475241
    Abstract: A packaging film is disclosed which comprises a base sheet coated with a polycarbonate coating. The base sheet may be chosen with substantial latitude. The invention also contemplates a process for making the film.
    Type: Grant
    Filed: May 24, 1982
    Date of Patent: October 2, 1984
    Assignee: American Can Company
    Inventors: Robert L. Mueller, George O. Schroeder