Patents by Inventor Dane K. Parker

Dane K. Parker 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).

  • Substituted hydroxy-phenyl propanols
    Patent number: 4029713
    Abstract: Alcohols such as 1-(3,5-di-t-butyl-4-hydroxyphenyl)-3-butane are prepared via alkylation and reduction reactions. The alcohols can be esterified to form esters such as 4-(3,5-di-t-butyl-4-hydroxyphenyl)-2-butyl acetate which can be used as antioxidants.
    Type: Grant
    Filed: December 11, 1975
    Date of Patent: June 14, 1977
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Dane K. Parker
  • Preparation of antioxidants
    Patent number: 3989741
    Abstract: This invention comprises an alkylation, reduction and transesterification process for the preparation of ester substituted phenols. The products are useful as antioxidants and may be prepared in high yields and with a high degree of purity.
    Type: Grant
    Filed: January 22, 1974
    Date of Patent: November 2, 1976
    Assignee: The Goodyear Tire & Rubber Company
    Inventor: Dane K. Parker
  • Aqueous preparation of sulfenamides
    Patent number: 3947459
    Abstract: This invention relates to an improved process for preparing thiazolesulfenamides from aqueous chloramines and alkali metal salts of mercaptothiazoles, in water. The chloramine mixture can be prepared from amines or aqueous amine salt solutions.
    Type: Grant
    Filed: October 4, 1974
    Date of Patent: March 30, 1976
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Penelope R. Pappas, Dane K. Parker