Patents by Inventor Ruth A. James

Ruth A. James 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).

  • Crosslinked absorbent pressure sensitive adhesive and wound dressing
    Patent number: 5468821
    Abstract: Crosslinked, absorbent pressure sensitive adhesive compositions are disclosed comprising an acrylate or methacrylate ester of an alcohol, a hydrophilic alkylene oxide acrylate, a hydrophilic N-vinyl lactam, and an effective amount of a crosslinking agent. The compositions have an enhanced skin adhesion profile and are moderately absorbent. Also disclosed are precursor adhesive compositions and low-profile wound dressings.
    Type: Grant
    Filed: January 17, 1995
    Date of Patent: November 21, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Donald H. Lucast, Cheryl L. Moore, Ruth A. James
  • Crosslinked absorbent pressure sensitive adhesive and wound dressing
    Patent number: 5407717
    Abstract: Crosslinked, absorbent pressure sensitive adhesive compositions are disclosed comprising an acrylate or methacrylate ester of an alcohol, a hydrophilic alkylene oxide acrylate, a hydrophilic N-vinyl lactam, and an effective amount of a crosslinking agent. The compositions have an enhanced skin adhesion profile and are moderately absorbent. Also disclosed are precursor adhesive compositions and low-profile wound dressings.
    Type: Grant
    Filed: April 14, 1993
    Date of Patent: April 18, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Donald H. Lucast, Cheryl L. Moore, Ruth A. James