Patents by Inventor Rafael Maestas

Rafael Maestas 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).

  • Systems and methods for generating bills
    Patent number: 7599479
    Abstract: Systems and methods for identifying charges on a bill are provided. Each charge category is assigned an associated symbol. The associated symbol appears in proximity to the corresponding charge category on the bill. If a charge category includes charge subcategories, the symbol can also appear on the bill in proximity to the charge subcategory.
    Type: Grant
    Filed: April 13, 2005
    Date of Patent: October 6, 2009
    Assignee: Nextel Communications Inc.
    Inventors: Rafael Maestas, Bryan Spencer, Cathy M. Dunn
  • Systems and methods for generating bills
    Publication number: 20060233331
    Abstract: Systems and methods for identifying charges on a bill are provided. Each charge category is assigned an associated symbol. The associated symbol appears in proximity to the corresponding charge category on the bill. If a charge category includes charge subcategories, the symbol can also appear on the bill in proximity to the charge subcategory.
    Type: Application
    Filed: April 13, 2005
    Publication date: October 19, 2006
    Applicant: NEXTEL COMMUNICATIONS, INC.
    Inventors: Rafael Maestas, Bryan Spencer, Cathy Dunn