Patents by Inventor Deborah L. Marlatt

Deborah L. Marlatt 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).

  • Method of controlling fluorine doping in soot preforms
    Patent number: 6263706
    Abstract: A method for controlling the refractive index achieved using a fluorine dopant gas, wherein CF4 is employed as the dopant gas, and the soot preform is doped using the CF4 for a time and temperature sufficient to result in a decrease in fluorine dopant nearest the surface which is in contact with the CF4 gas.
    Type: Grant
    Filed: March 30, 1999
    Date of Patent: July 24, 2001
    Inventors: Evelyn M. Deliso, Claud E. Lacy, Deborah L. Marlatt
  • Thermostable alpha amylase having a low requirement for calcium ions, derived from a bacillus microorganism
    Patent number: 4600693
    Abstract: The present invention relates to a novel thermostable alpha amylase having a low requirement for calcium ions, and a novel Bacillus microorganism that produces it extracellularly. This amylase is useful in high temperature, low calcium applications, e.g., in detergent compositions.
    Type: Grant
    Filed: February 13, 1984
    Date of Patent: July 15, 1986
    Assignee: Corning Glass Works
    Inventors: Karen L. Kindle, Stanley E. Mainzer, Deborah L. Marlatt, Constance B. Sawyer