Patents by Inventor Dean C. Malejan

Dean C. Malejan 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).

  • Aluminum-zinc-copper-magnesium-silver alloy wrought product
    Publication number: 20080299000
    Abstract: An aluminum wrought alloy product having improved strength, fracture toughness, and excellent exfoliation corrosion resistance, the aluminum base alloy comprised of 1.6 to 2.5 wt. % Mg, 0.01 to 0.9 wt. % Cu, 7.5 to 9.5 wt. % Zn, 0.1 to 1 wt. % Ag, 0.05 to 0.25 wt. % Zr, 0.05 to 0.8 wt. % Mn, max. 0.15 wt. % Si, max. 0.15 wt. % Fe, the remainder aluminum and incidental elements and impurities.
    Type: Application
    Filed: October 9, 2007
    Publication date: December 4, 2008
    Inventors: Julian Gheorghe, Dean C. Malejan
  • Aluminum-zinc-magnesium-copper alloy extrusion
    Patent number: 7214281
    Abstract: An aluminum alloy extrusion product having improved strength and fracture toughness, the aluminum base alloy comprised of 1.95 to 2.5 wt. % Cu, 1.9 to 2.5 wt. % Mg, 8.2 to 10 wt. % Zn, 0.05 to 0.25 wt. % Zr, max. 0.15 wt. % Si, max. 0.15 wt. % Fe, max. 0.1 wt. % Mn, the remainder aluminum and incidental elements and impurities.
    Type: Grant
    Filed: March 18, 2005
    Date of Patent: May 8, 2007
    Assignee: Universal Alloy Corporation
    Inventors: Iulian Gheorghe, Dean C. Malejan, Rene Mächler
  • Aluminum-zinc-magnesium-copper alloy extrusion
    Publication number: 20040099352
    Abstract: An aluminum alloy extrusion product having improved strength and fracture toughness, the aluminum base alloy comprised of 1.95 to 2.5 wt. % Cu, 1.9 to 2.5 wt. % Mg, 8.2 to 10 wt. % Zn, 0.05 to 0.25 wt. % Zr, max. 0.15 wt. % Si, max. 0.15 wt. % Fe, max. 0.1 wt. % Mn, the remainder aluminum and incidental elements and impurities.
    Type: Application
    Filed: September 15, 2003
    Publication date: May 27, 2004
    Inventors: Iulian Gheorghe, Dean C. Malejan, Rene Machler