Patents by Inventor Scott D. Wofsy

Scott D. Wofsy 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).

  • Spiral pleated filter cartridges
    Patent number: 6598749
    Abstract: A filter is disclosed that includes a cylindrical filter element having a longitudinal axis, an outer periphery, an inner periphery, and a plurality of longitudinal pleats arranged in a spiral configuration in close proximity to one another. Each of the pleats has a pair of legs, and the legs of each pleat are joined to one another at a root. The roots of adjacent pleats are radially spaced from one another about the inner periphery of the filter element.
    Type: Grant
    Filed: September 12, 2001
    Date of Patent: July 29, 2003
    Assignee: CUNO Incorporated
    Inventors: C. Thomas Paul, Scott D. Wofsy
  • Spiral pleated filter cartridges
    Publication number: 20020060183
    Abstract: A filter is disclosed that includes a cylindrical filter element having a longitudinal axis, an outer periphery, an inner periphery, and a plurality of longitudinal pleats arranged in a spiral configuration in close proximity to one another. Each of the pleats has a pair of legs, and the legs of each pleat are joined to one another at a root. The roots of adjacent pleats are radially spaced from one another about the inner periphery of the filter element.
    Type: Application
    Filed: September 12, 2001
    Publication date: May 23, 2002
    Inventors: C. Thomas Paul, Scott D. Wofsy