Patents by Inventor Debra L. Schwab

Debra L. Schwab 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).

  • Publication number: 20230060820
    Abstract: Homogenous octenidine solutions and compositions are described. Also described are medical articles (e.g., incise drapes) including octenidine formulations and methods for preparing the same.
    Type: Application
    Filed: December 22, 2020
    Publication date: March 2, 2023
    Inventors: Vinod P. MENON, Debra L. SCHWAB
  • Patent number: 5723308
    Abstract: This invention generally relates to products and processes used to determine the presence of bacteria in a sample and particularly relates to a culture medium which may be used in products and processes to allow early detection and count of Enterobacteriaceae. The bacterial culture medium which facilitates the early detection and count of bacteria is a mixture of gelatin peptone and yeast extract, lactose or glucose, sodium chloride, bile salts, guar gum and an excess amount of a sulfonphthalein dye sufficient to provide a high concentration of dye in close proximity to the growing bacteria in order to allow detection and count of the growing bacteria.
    Type: Grant
    Filed: March 11, 1996
    Date of Patent: March 3, 1998
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Patrick A. Mach, Karen E. Hesselroth, Carl A. Adams, Debra L. Schwab
  • Patent number: 5364766
    Abstract: This invention generally relates to products and processes used to determine the presence of bacteria in a sample and particularly relates to a culture medium which may be used in products and processes to allow early detection and count of coliform bacteria. The bacterial culture medium which facilitates the early detection and count of coliform bacteria is a mixture of tryptose, lactose, sodium chloride, bile salts, guar gum and an excess amount of phenol red sufficient to provide a high concentration of phenol red in close proximity to the growing bacteria in order to allow detection and count of the growing bacteria in less than 12 hours.
    Type: Grant
    Filed: May 14, 1993
    Date of Patent: November 15, 1994
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Patrick A. Mach, Karen E. Hesselroth, Carl A. Adams, Debra L. Schwab