Patents by Inventor Helen K. Berry

Helen K. Berry 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 for treating phenylketonuria
    Patent number: 4252822
    Abstract: A method for improving motor and cognitive functions in mammalian subjects affected with phenylketonuria by administering a mixture of valine, isoleucine and leucine as a supplement to the restriction of phenylalanine content of their diets. The invention described herein was made in the course of work under a grant from the Department of Health, Education and Welfare.
    Type: Grant
    Filed: December 26, 1979
    Date of Patent: February 24, 1981
    Assignee: Children's Hospital Medical Center
    Inventor: Helen K. Berry
  • Method for treating phenylketonuria
    Patent number: 4209531
    Abstract: A method for improving motor and cognitive functions in mammalian subjects affected with phenylketonuria by administering a mixture of valine, isoleucine and leucine as a supplement to the restriction of phenylalanine content of their diets. The invention described herein was made in the course of work under a grant from the Department of Health, Education and Welfare.
    Type: Grant
    Filed: September 13, 1978
    Date of Patent: June 24, 1980
    Assignee: Children's Hospital Medical Center
    Inventor: Helen K. Berry