Patents by Inventor Gamal A. Ragheb

Gamal A. Ragheb 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).

  • Birth control assembly
    Patent number: 10159597
    Abstract: A birth control assembly for inhibiting sperm from entering a uterus includes a tube that may be inserted into a cervix. A valve is coupled to the tube. The valve inhibits sperm from entering the tube thereby facilitating the tube to control birth. The valve facilitates menstrual fluid to exit the cervix.
    Type: Grant
    Filed: April 25, 2016
    Date of Patent: December 25, 2018
    Inventor: Gamal Ragheb
  • Birth Control Assembly
    Publication number: 20170304109
    Abstract: A birth control assembly for inhibiting sperm from entering a uterus includes a tube that may be inserted into a cervix. A valve is coupled to the tube. The valve inhibits sperm from entering the tube thereby facilitating the tube to control birth. The valve facilitates menstrual fluid to exit the cervix.
    Type: Application
    Filed: April 25, 2016
    Publication date: October 26, 2017
    Inventor: Gamal Ragheb
  • Contraceptive device
    Patent number: 4932422
    Abstract: A contraceptive device having a cylindrical body adapted to be retained within the cervix having a valve mechanism adapted to allow passage of menstrual fluid yet blocking seminal fluid.
    Type: Grant
    Filed: June 12, 1989
    Date of Patent: June 12, 1990
    Inventor: Gamal A. Ragheb