Patents by Inventor Nathaniel S. Gelber

Nathaniel S. Gelber 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).

  • Patent number: H50
    Abstract: 1,3,5,7-Tetraacetyloctahydro-1,3,5,7-tetrazocine is produced in improved ld by reacting 1,5-diacetyl-1,3,5,7-tetraazabicyclo-[3.3.1]-nonane with acetic anhydride in the presence of a metal acetate, such as sodium acetate.
    Type: Grant
    Filed: August 5, 1985
    Date of Patent: April 1, 1986
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Rao C. Surapaneni, Nathaniel S. Gelber