Patents by Inventor Anna Mayer nee Almasi

Anna Mayer nee Almasi 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).

  • Stabilized insecticidal composition and process for the preparation thereof
    Patent number: 4774090
    Abstract: The invention relates to a microencapsulated insecticidal composition containing isopropyl (2E,4E)-3,7,11-trimethyl-11-methoxy-2,4-dodecaidenoate which comprises 45-95% by weight of isopropyl (2E,4E)-3,7,11-trimethyl-11-methoxy-2,4-dodecadenoate as active ingredient, 1-15% by weight of butyl hydroxy toluene and 5-40% by weight of activated charcoal, in the form of powdery microcapsules having a grain size of 1-300 .mu.m and coated with a hydroxypropyl methyl cellulose phthalate or cellulose acetate phthalate polymer.The advantage of the microencapsulated insectidical composition according to the present invention resides in the increased stability.
    Type: Grant
    Filed: December 2, 1983
    Date of Patent: September 27, 1988
    Assignee: Egyt Gyogyszervegyeszeti GYAR
    Inventors: Pal Fekete, Karoly Magyar, Anna Mayer nee Almasi, Jozsef Kelemen, Katalin Toth