Patents by Inventor Asher Shushan

Asher Shushan 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).

  • Process for electrophilic aromatic substitution
    Patent number: 6399835
    Abstract: Processes for the electrophilic substitution of aromatic compounds, such as alkylation, with a desired substituent are disclosed. The processes include contacting the aromatic compound, a precursor of the desired substituent and an aqueous reagent containing zinc halide at elevated temperatures such as above 50° C.
    Type: Grant
    Filed: April 6, 2000
    Date of Patent: June 4, 2002
    Assignee: Bromine Compounds Ltd.
    Inventors: Ariel Ewenson, David Itzhak, Miriam Freiberg Bergstein, Asher Shushan, Bertha Croitoru, David Beneish, Naim Faza
  • Process for the preparation of octyl p-methoxy cinnamate
    Patent number: 5728865
    Abstract: A process for the preparation of octyl p-methoxy cinnamate is provided. The procedure generally concerns reacting p-bromo anisole with acrylic acid; and esterifying the resulting product with 2-ethyl hexanol. Preferred reactants and conditions are provided.
    Type: Grant
    Filed: August 20, 1996
    Date of Patent: March 17, 1998
    Assignee: Bromine Compounds Ltd.
    Inventors: Ariel Ewenson, Bertha Croitoru, Asher Shushan