Patents by Inventor Margaret M. Schuld

Margaret M. Schuld 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).

  • FILTER ASSEMBLY WITH SALT FILTER
    Publication number: 20190247775
    Abstract: A filter media layer and a filter support layer are generally parallel and coextending. A frame holds the filter media layer and the filter support layer. Salt is deposited on at least one substrate in the airflow, where the substrate is at least one of the filter media layer, the filter support layer, a portion of the frame that is exposed to the airflow, or a separate receiving structure.
    Type: Application
    Filed: February 14, 2018
    Publication date: August 15, 2019
    Inventors: Daniel E. Schuld, Margaret M. Schuld