Patents by Inventor Leonard J. Baranowski

Leonard J. Baranowski 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).

  • Alkylsalicylaldehyde preparation
    Patent number: 4371712
    Abstract: An alkyl-substituted salicylaldehyde whose alkyl-substituent contains at least 6 and up to 2000 or more carbon atoms are novel composition of matter. Said novel alkylsalicylaldehyde can be prepared by the novel reaction of an alkylphenol containing at least six carbon atoms and up to 2000 or more carbon atoms in the phenol's alkyl-substituent, a dialkyloxy methane and a peroxide in the presence of a free radical forming catalyst.
    Type: Grant
    Filed: October 22, 1981
    Date of Patent: February 1, 1983
    Assignee: Standard Oil Company (Indiana)
    Inventors: Richard J. Lee, Leonard J. Baranowski