Patents by Inventor Joshua Zavelovich

Joshua Zavelovich 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).

  • Photochemical process for the hydrobromination of olefinic double bonds
    Patent number: 4643812
    Abstract: The free radical hydrobromination reaction of an olefinic compound is initiated photochemically by irradiating a mixture of hydrogen bromide and the olefinic compound with coherent light having a wavelength in the range from about 335 to about 500 nm.
    Type: Grant
    Filed: January 24, 1985
    Date of Patent: February 17, 1987
    Assignee: Standard Oil Company (Indiana)
    Inventors: Joshua Zavelovich, K. Virupaksha Reddy
  • Photochemical process for the preparation of disilane
    Patent number: 4604274
    Abstract: Silane is efficiently converted to disilane by irradiation at pressures in excess of about 75 torr using pulsed coherent light having a wavelength in the range from about 10.2 to about 11.2 .mu.m.
    Type: Grant
    Filed: July 18, 1985
    Date of Patent: August 5, 1986
    Assignee: Amoco Corporation
    Inventors: Joshua Zavelovich, David S. Hacker