Patents by Inventor John M. Brandner

John M. Brandner 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).

  • Polyurethane pad covering
    Patent number: 5669797
    Abstract: A barrier fabric laminate for use as a coating for a gel filled article is provided. The barrier fabric laminate comprises a fluid impermeable film and a polyurethane nonwoven web which has a friction value of less than 200 g and a fabric hand of less than 200 g. The polyurethane web is formed of fibers of less than about 50 .mu.m on average and preferably is formed with a fluorochemical melt additive by sequentially melt blowing the polyurethane web on a heated collecting drum and laminated by a nip formed by a heated nip roller and the collecting drum.
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: September 23, 1997
    Assignee: Minnesota Mining and Manufacturing Co.
    Inventors: Robert J. Wolf, Scott M. Purrington, John M. Brandner, David A. Olson, John F. Reed
  • Polyurethane pad covering for gel filled articles
    Patent number: 5593769
    Abstract: A barrier fabric laminate for use as a cover for a gel filled article is provided. The barrier fabric laminate comprises a fluid impermeable film and a polyurethane nonwoven web which has a friction value of less than 200 g and a fabric hand of less than 200 g. The polyurethane web is formed from fibers of less than about 50 .mu.m diameter on average and is preferably formed with a fluorochemical melt additive by sequentially melt blowing the polyurethane web on a heated collecting drum and laminating in the nip formed by a heated nip roller and the collecting drum.
    Type: Grant
    Filed: June 14, 1995
    Date of Patent: January 14, 1997
    Assignee: Minnesota Mining And Manufacturing Company
    Inventors: Robert J. Wolf, Scott M. Purrington, John M. Brandner, David A. Olson, John F. Reed