Patents Assigned to Litholink Corporation
  • Urine cystine quantitation and supersaturation assay
    Patent number: 6991937
    Abstract: A method for measuring cystine supersaturation of a patient urine sample as an indicator of the patient's risk for cystine stone formation has been found. A method for collecting a patient urine sample for assessment of cystine concentration and cystine supersaturation has also been found.
    Type: Grant
    Filed: October 26, 2001
    Date of Patent: January 31, 2006
    Assignee: Litholink Corporation
    Inventors: John R. Asplin, Fredric L. Coe