Patents Examined by D. M. C.
  • Formable, high strength aluminum alloy products and methods of making the same
    Patent number: 11466352
    Abstract: Described herein are formable, high strength aluminum alloy products and methods of preparing and processing the same. The methods of preparing and processing the aluminum alloy products include casting an aluminum alloy and performing tailored rolling and downstream thermal processing steps. The resulting aluminum alloy products possess high strength and formability properties.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: October 11, 2022
    Assignee: Novelis Inc.
    Inventors: Sazol Kumar Das, Rajeev G. Kamat, Rajasekhar Talla, Tudor Piroteala
  • Highly rigid sheet for car body
    Patent number: 11459641
    Abstract: The invention relates to a thin sheet metal for a reinforcing or structural part of a car body, consisting of an aluminum alloy. The invention also relates to the method for producing such a sheet metal and to the use of such a sheet metal for producing a reinforcing or structural part for a car body. The sheet metals according to the invention advantageously have a modulus of elasticity of at least 77 GPa.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: October 4, 2022
    Assignee: CONSTELLIUM NEUF-BRISACH
    Inventors: Petar Ratchev, Jean-Philippe Masse, Christophe Chabriol, Ravi Shahani, Lukasz Dolega