Patents by Inventor Carlos DE Brito Antunes

Carlos DE Brito Antunes 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).

  • Mold for manufacture of bodies for transporting units
    Patent number: 4093173
    Abstract: Monocoque bodies for transport units are manufactured by joining together two separate parts, a main structure consisting of the bottom and side walls as the first part and the roof as the second part. Each part is produced from a plastic material by using a single two part mold.
    Type: Grant
    Filed: May 23, 1977
    Date of Patent: June 6, 1978
    Inventors: Tadahisa Kawamata, Carlos Jorge Freire Antunes, Carlos DE Brito Antunes