Patents by Inventor Alexander Astrack

Alexander Astrack 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).

  • Ozonolysis of whole cardamon seeds
    Patent number: 4376130
    Abstract: Whole cardamon seeds, either green or sun-dried, are subjected to ozonolysis to bleach the seed pods to an off-white color.
    Type: Grant
    Filed: April 29, 1981
    Date of Patent: March 8, 1983
    Inventors: Alexander Astrack, Charles G. Schoenfeld