Patents by Inventor Anne Pettitt

Anne Pettitt 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).

  • Synthetic magnesium silicate compositions and process for the production thereof
    Publication number: 20060099128
    Abstract: A synthetic magnesium silicate composition of the formula: {[Si8(MgaLib)O20(OH)4-cFc]d?d/nMn+}w{Na2SO4}x{Na2CO3}y{H2O}z where a is 4.5 to <6.0, b is from >0 to 1.5, c is from 0 to 4, d=12?2a?b, M is a cation, n is the valency of cation M, w is from 32.8 to 94.7 wt. %, x is from 0.3 to 32.0 wt. %, y is from 0 to 9.0 wt. %, and z is from 0 to 50 wt.
    Type: Application
    Filed: June 20, 2003
    Publication date: May 11, 2006
    Inventors: Alan Andrews, Jane Doyle, Anne Pettitt, David Shaw, Terence Timperley