Patents by Inventor Reynaldo L. Maldonado

Reynaldo L. Maldonado 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).

  • Tissue culture medium
    Patent number: 4533634
    Abstract: A growth factor containing serum is disclosed which is derived from natural bovine serum is disclosed which is by precipitating a first solids fraction from natural bovine serum by adding ammonium sulfate to about 25% saturation to give a first solids fraction and a first supernatant; separating the first solids fraction from the first supernatant; precipitating a second solids fractions from the first supernatant by adding ammonium sulfate to about 40% saturation to give a second solids fraction and a second supernatant; separating the second solids fraction from the second supernatant; combining the first solids fraction and the second supernatant; and desalinating the first solids fraction and the second supernatant, either before or after combination thereof.
    Type: Grant
    Filed: January 26, 1983
    Date of Patent: August 6, 1985
    Assignee: AMF Inc.
    Inventors: Reynaldo L. Maldonado, Kenneth A. Rosanoff