Patents by Inventor Edward A. Astor

Edward A. Astor 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).

  • Wall forming construction unit
    Patent number: 4098045
    Abstract: A wall forming unit for use in constructing buildings which unit includes a plurality of commonly oriented, spaced truss members which are spanned by a grid which includes an outer forming surface so that when pairs of the units are arranged with their respective forming surfaces in confronting relation there is defined a space between the forming surfaces to receive a pour of concrete to form a wall; for relatively tall walls, extension trusses are provided.
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: July 4, 1978
    Inventor: Edward A. Astor