Patents by Inventor Christine Marie Ziegenfus

Christine Marie Ziegenfus 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).

  • Glass articles coated with silica-based parting agent and methods of ceramming the same
    Patent number: 11820698
    Abstract: Coated glass articles for a glass-ceramic ceramming process including a parting agent coated on a surface of the glass article. The parting agent coating can comprise an aqueous dispersion comprising amorphous silicon dioxide agglomerate particles and a dispersant. The parting agent coating can be dried to forming a parting layer for glass articles in a glass stack for a ceramming process that transforms the glass articles into glass-ceramic articles.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: November 21, 2023
    Assignee: Corning Incorporated
    Inventors: Jill Marie Hall, Mallanagouda Dyamanagouda Patil, John Richard Ridge, Elizabeth Margaret Wheeler, Michael Aaron Zahradka, Christine Marie Ziegenfus
  • GLASS ARTICLES COATED WITH SILICA-BASED PARTING AGENT AND METHODS OF CERAMMING THE SAME
    Publication number: 20210380462
    Abstract: Coated glass articles for a glass-ceramic ceramming process including a parting agent coated on a surface of the glass article. The parting agent coating can comprise an aqueous dispersion comprising amorphous silicon dioxide agglomerate particles and a dispersant. The parting agent coating can be dried to forming a parting layer for glass articles in a glass stack for a ceramming process that transforms the glass articles into glass-ceramic articles.
    Type: Application
    Filed: June 2, 2021
    Publication date: December 9, 2021
    Inventors: JILL MARIE HALL, Mallanagouda Dyamanagouda Patil, John Richard Ridge, Elizabeth Margaret Wheeler, Michael Aaron Zahradka, Christine Marie Ziegenfus