Patents by Inventor C. Bernard Berry, Jr.

C. Bernard Berry, Jr. 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).

  • Method of preparing acyloxybenzenesulfonic acids and salts thereof
    Patent number: 4588533
    Abstract: Alkali metal salts and alkaline earth metal salts of acyloxybenzenesulfonate are prepared by sulfonating an aryl ester of an organic acid with gaseous sulfur trioxide to produce a sulfonation reaction mixture containing acyloxybenzenesulfonic acid, neutralizing the sulfonation reaction mixture with alkali metal hydroxide or alkaline earth metal hydroxide to produce an alkali metal salt or alkaline earth metal salt of an acyloxybenzenesulfonic acid and thereafter recovering from the reaction mixture the acyloxybenzenesulfonic acid salt product thus formed.
    Type: Grant
    Filed: May 18, 1984
    Date of Patent: May 13, 1986
    Assignee: Ethyl Corporation
    Inventor: C. Bernard Berry, Jr.