Patents by Inventor David A. Lelli

David A. Lelli 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).

  • Structural finish
    Patent number: 6617386
    Abstract: A textured finish composition is disclosed wherein the composition comprises an acrylic latex/binder and an aggregate to form a textured composition. The aggregate is preferably a lightweight expanded mineral that has a density and weight that is less than sand. The expanded mineral is preferably silicone encapsulated in order to avoid the absorption of water. Most preferably, silicone encapsulated perlite is used as an aggregate for the textured finish composition. In one preferred embodiment, the textured finish composition comprises an acrylic binder and silicone encapsulated expanded perlite.
    Type: Grant
    Filed: July 25, 2001
    Date of Patent: September 9, 2003
    Assignee: Dryvit Systems, Inc.
    Inventors: David A. Lelli, Chander Patil
  • Structural finish
    Publication number: 20030055147
    Abstract: A textured finish composition is disclosed wherein the composition comprises an acrylic latex/binder and an aggregate to form a textured composition. The aggregate is preferably a lightweight expanded mineral that has a density and weight that is less than sand. The expanded mineral is preferably silicone encapsulated in order to avoid the absorption of water. Most preferably, silicone encapsulated perlite is used as an aggregate for the textured finish composition. In one preferred embodiment, the textured finish composition comprises an acrylic binder and silicone encapsulated expanded perlite.
    Type: Application
    Filed: July 25, 2001
    Publication date: March 20, 2003
    Applicant: Dryvit Systems, Inc.
    Inventors: David A. Lelli, Chander Patil