Patents by Inventor Elizabeth SCHARPF

Elizabeth SCHARPF 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).

  • Highly absorbent and retentive fiber material
    Patent number: 9365972
    Abstract: A process for producing a water-absorbent high-porosity fibrous matrix from lignocellulosic raw materials, comprising wet mechanical processing of the raw material, drying, and then dry mechanical processing the fibers to provide a fibrous matrix is provided. The high-porosity fibrous matrix and absorbent articles prepared therefrom are also provided.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: June 14, 2016
    Assignee: Sustainable Health Enterprises (SHE)
    Inventors: Elizabeth Scharpf, Bernice Liying Huang, Hannah Hale, Joshua Velson, Sina Salehi Omran, Jeffrey Zhou, Rachel B. Licht, Clark K. Colton, William H. Dalzell
  • HIGHLY ABSORBENT AND RETENTIVE FIBER MATERIAL
    Publication number: 20150152597
    Abstract: A process for producing a water-absorbent high-porosity fibrous matrix from lignocellulosic raw materials, comprising wet mechanical processing of the raw material, drying, and then dry mechanical processing the fibers to provide a fibrous matrix is provided. The high-porosity fibrous matrix and absorbent articles prepared therefrom are also provided.
    Type: Application
    Filed: December 5, 2014
    Publication date: June 4, 2015
    Inventors: Elizabeth SCHARPF, Liying HUANG, Hannah BRICE, Joshua VELSON, Sina Salehi OMRAN, Jeffrey ZHOU, Rachel B. LICHT, Clark K. COLTON, William H. DALZELL
  • Highly absorbent and retentive fiber material
    Patent number: 8936697
    Abstract: A process for producing a water-absorbent high-porosity fibrous matrix from lignocellulosic raw materials, comprising wet mechanical processing of the raw material, drying, and then dry mechanical processing the fibers to provide a fibrous matrix is provided. The high-porosity fibrous matrix and absorbent articles prepared therefrom are also provided.
    Type: Grant
    Filed: January 5, 2011
    Date of Patent: January 20, 2015
    Assignee: Sustainable Health Enterprises
    Inventors: Elizabeth Scharpf, Liying Huang, Hannah Brice, Joshua Velson, Sina Salehi Omran, Jeffrey Zhou, Rachel B. Licht, Clark K. Colton, William H. Dalzell
  • HIGHLY ABSORBENT AND RETENTIVE FIBER MATERIAL
    Publication number: 20120097351
    Abstract: A process for producing a water-absorbent high-porosity fibrous matrix from lignocellulosic raw materials, comprising wet mechanical processing of the raw material, drying, and then dry mechanical processing the fibers to provide a fibrous matrix is provided. The high-porosity fibrous matrix and absorbent articles prepared therefrom are also provided.
    Type: Application
    Filed: January 5, 2011
    Publication date: April 26, 2012
    Applicant: Sustainable Health Enterprises (SHE)
    Inventors: Elizabeth SCHARPF, Liying Huang, Hannah Brice