Patents by Inventor Evandro Carvalho

Evandro Carvalho 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).

  • Publication number: 20130110072
    Abstract: A diaper having a plastic bag coupled to an exterior bottom portion of the diaper is disclosed.
    Type: Application
    Filed: October 28, 2011
    Publication date: May 2, 2013
    Inventors: Evandro Carvalho, Paulo Victor Carvalho, Ines Maria Cockerham
  • Patent number: 7513552
    Abstract: A system for facilitating loading and placement of materials onto a truck bed is disclosed. The system includes a hollow planar element disposed on a truck bed. The system further includes a hollow tail gate element having a first end and a second end, wherein the hollow tail gate element is hingably coupled on the first end to the hollow planar element. The system further includes an inner planar element positioned within the hollow planar element. The system further includes an inner tail gate element positioned within the hollow tail gate element, wherein the inner tail gate element is hingably coupled to the inner planar element. The inner tail gate element may be slid partially out of the second end of the hollow tail gate element so as to extend the truck bed when the hollow tail gate element is coplanar with the hollow planar element.
    Type: Grant
    Filed: June 7, 2006
    Date of Patent: April 7, 2009
    Inventor: Evandro Carvalho
  • Patent number: 7475042
    Abstract: A method on a computer for providing content files to users is disclosed. The method includes establishing a connection with a licensing authority and a payment authority and accepting a connection with a portable data storage apparatus provided by a user. The method further includes providing a catalog of content files to the user and accepting a selection of content files from the user. The method further includes provision of payment by the user to the payment authority. The method further includes receiving a content file from the licensing authority, wherein the content file possesses a first layer of encryption that may be decrypted by authorized players of the content file. The method further includes adding a second layer of encryption to the content file, wherein the second layer of encryption may be decrypted by the portable storage apparatus and storing the content file on the portable storage apparatus.
    Type: Grant
    Filed: December 15, 2006
    Date of Patent: January 6, 2009
    Inventor: Evandro Carvalho
  • Publication number: 20080147560
    Abstract: A method on a computer for providing content files to users is disclosed. The method includes establishing a connection with a licensing authority and a payment authority and accepting a connection with a portable data storage apparatus provided by a user. The method further includes providing a catalog of content files to the user and accepting a selection of content files from the user. The method further includes provision of payment by the user to the payment authority. The method further includes receiving a content file from the licensing authority, wherein the content file possesses a first layer of encryption that may be decrypted by authorized players of the content file. The method further includes adding a second layer of encryption to the content file, wherein the second layer of encryption may be decrypted by the portable storage apparatus and storing the content file on the portable storage apparatus.
    Type: Application
    Filed: December 15, 2006
    Publication date: June 19, 2008
    Inventor: Evandro Carvalho
  • Publication number: 20070284904
    Abstract: A system for facilitating loading and placement of materials onto a truck bed is disclosed. The system includes a hollow planar element disposed on a truck bed. The system further includes a hollow tail gate element having a first end and a second end, wherein the hollow tail gate element is hingably coupled on the first end to the hollow planar element. The system further includes an inner planar element positioned within the hollow planar element. The system further includes an inner tail gate element positioned within the hollow tail gate element, wherein the inner tail gate element is hingably coupled to the inner planar element. The inner tail gate element may be slid partially out of the second end of the hollow tail gate element so as to extend the truck bed when the hollow tail gate element is coplanar with the hollow planar element.
    Type: Application
    Filed: June 7, 2006
    Publication date: December 13, 2007
    Inventor: Evandro Carvalho