Patents by Inventor Richard L. Carroll

Richard L. Carroll 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).

  • Anticoagulant solution for use in blood chemistry-related techniques and apparatus
    Patent number: 5667963
    Abstract: An anticoagulant solution of sodium citrate for use in blood chemistry-related techniques and apparatus is disclosed. The anticoagulant solution should include an effective concentration of sodium citrate sufficient for preventing the coagulation of a sample of blood employed in the technique or added to the apparatus. The sodium citrate-based anticoagulant solution should have a pH ranging from above 6.0 to about 8.5 and a sodium citrate concentration preferably ranging from about 0.05M to about 0.2M.
    Type: Grant
    Filed: February 21, 1996
    Date of Patent: September 16, 1997
    Assignee: Becton Dickinson and Company
    Inventors: Ward C. Smith, Richard L. Carroll