Patents by Inventor Lonnie R. Stover

Lonnie R. Stover 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).

  • Test for esterase activity in a liquid sample
    Patent number: 4499185
    Abstract: A composition, test device and method for determining the presence of leukocytes, esterase and/or esterase activity in a test sample is disclosed. The composition comprises an ester which, when cleaved by esterolytic activity, produces a detectable response such as color formation. In addition the composition comprises the compound 3-quinuclidinol. The device is prepared by incorporating a carrier matrix, such as paper, with the composition. The method comprises contacting a test sample with the device and observing a detectable response.
    Type: Grant
    Filed: May 17, 1982
    Date of Patent: February 12, 1985
    Assignee: Miles Laboratories, Inc.
    Inventors: A. Christopher Skjold, Lonnie R. Stover, Robert W. Trimmer