Patents by Inventor Humberto Jose De Carvalho Cidade

Humberto Jose De Carvalho Cidade 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).

  • Method of recording bets in a lottery and selecting the winners by electronic computers
    Patent number: 3982102
    Abstract: A method of recording bets in a public lottery comprises transferring data filled in by the bettor on an entry sheet to duplicate punch cards by means of a manual perforating device. The data on the punch cards is recorded by means of computers on magnetic tape and the results of the particular sporting event are recorded on a master punch card. The master punch card is then fed into a computer to select the winners of the contest based upon the previously stored data appearing on the individual punch cards.
    Type: Grant
    Filed: October 6, 1971
    Date of Patent: September 21, 1976
    Inventor: Humberto Jose De Carvalho Cidade