Patents by Inventor John Martin Dafin

John Martin Dafin 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).

  • TEXTURED GLASS-BASED ARTICLES WITH MULTIPLE HAZE LEVELS AND PROCESSES OF PRODUCING THE SAME
    Publication number: 20220169563
    Abstract: A textured glass-based article with multiple haze levels is provided. The textured glass-based articles are produced by utilizing a combination of etching and mechanical polishing to produce the multiple haze levels.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 2, 2022
    Inventors: Shunda Denise Cannon Wilson, John Martin Dafin, Yuhui Jin, George Karl Kaufman, Hamidreza Pirayesh, Thomas Christopher Zajicek
  • APPARATUS AND METHOD OF DELIVERING SOLID CHEMICALS AND RETAINING SLUDGE IN MOLTEN SALT BATH
    Publication number: 20200172434
    Abstract: Methods and apparatuses for delivering and retaining solid chemicals in molten salt baths are provided, the chemicals may serve to reduce the lithium poisoning level of the molten salt bath. Methods and apparatuses are also provided for retaining sludge in a molten salt bath, allowing for removal of the sludge from the molten salt bath.
    Type: Application
    Filed: November 22, 2019
    Publication date: June 4, 2020
    Inventors: John Martin Dafin, Jeffrey Alan Decker, William Jason Hill, Yuhui Jin, James Paul McCann, Alan Scott McCarthy
  • FOAM ETCHANT AND METHODS FOR ETCHING GLASS
    Publication number: 20140151329
    Abstract: A foam acid glass etching media including a solvent; a source of fluorine; and a nonionic surfactant. The foam acid is in the form of a colloidal dispersion with a gas dispersed in a continuous liquid phase. The media is useful in etching or polishing glass sheets in a batch or continuous process. Described is a method for etching or polishing glass by providing a glass having at least one major surface; and contacting the at least one major surface with a foam acid.
    Type: Application
    Filed: October 28, 2013
    Publication date: June 5, 2014
    Applicant: CORNING INCORPORATED
    Inventors: John Martin Dafin, Todd Michael Harvey, Felipe Miguel Joos, Vasudha Ravichandran, Kevin William Uhlig, Kathleen Ann Wexell, Christine Coulter Wolcott