Patents by Inventor Courtland P. Sears, III

Courtland P. Sears, III 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).

  • Fast gas chromatography method, apparatus and applications
    Patent number: 5589630
    Abstract: The present invention is directed to methods and apparatus for conducting gas chromatography more rapidly than previously disclosed. By means of the present invention the time necessary to conduct a gas chromatographic analysis can be reduced by more than 50%. The methods and apparatus employed reduce system dead volumes to prevent band broadening and mixing of the sample components as the gas sample is analyzed. The present invention also relates to the apparatus described above as applied to controlling chemical, refining, and other processes.
    Type: Grant
    Filed: April 26, 1995
    Date of Patent: December 31, 1996
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Patrick M. Wiegand, John F. Fisher, John R. Parrish, Elizabeth S. Ballard, Courtland P. Sears, III, George W. Schwarz, Jr., Cloid R. Smith, III
  • Fast gas chromatography method, apparatus and applications
    Patent number: 5437179
    Abstract: The present invention is directed to methods and apparatus for conducting gas chromatography more rapidly than previously disclosed. By means of the present invention the time necessary to conduct a gas chromatographic analysis can be reduced by more than 50%. The methods and apparatus employed reduce system dead volumes to prevent band broadening and mixing of the sample components as the gas sample is analyzed. The present invention also relates to the apparatus described above as applied to controlling chemical, refining, and other processes.
    Type: Grant
    Filed: July 7, 1993
    Date of Patent: August 1, 1995
    Assignee: Union Carbide Chemicals & Plastics Technology Corporation
    Inventors: Patrick M. Wiegand, John F. Fisher, John R. Parris, Elizabeth S. Ballard, Courtland P. Sears, III, George W. Schwarz, Jr., Cloid R. Smith, III