Patents by Inventor Erica Walker

Erica Walker 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).

  • Publication number: 20220227894
    Abstract: A chitosan based coating system. The coating system includes a carrier agent and a chitosan based agent preservative. The carrier agent may be a cleaning agent, a polishing agent, and/or a finishing agent. The chitosan based agent may be a chitosan acetate and salts thereof, chitosan citrate acetate and salts thereof, or combinations thereof. The coating system may include 0.01-5 weight percent chitosan based agent. The chitosan based agent functions as a preservative to increase both the shelf-life and use-life of the coating system as well as functions as a chelating agent to reduce soap scum.
    Type: Application
    Filed: May 18, 2020
    Publication date: July 21, 2022
    Inventors: John F Schierlmann, Patrick Johnson, Pietrina Peshel, Erica Walker, Charles Johnson