Patents by Inventor Athey C. Stutler

Athey C. Stutler 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 purification of alkyl methacrylates
    Patent number: T955005
    Abstract: Alkyl methacrylates are obtained free of impurities such as alkyl butyrates and assorted alkyl iodides by the partial crystallization of the crude alkyl methacrylate composition and subsequently contacting said crystals of alkyl methacrylate with liquid alkyl methacrylate to thereby free the crystals of occluded impurities.
    Type: Grant
    Filed: July 9, 1971
    Date of Patent: February 1, 1977
    Inventors: Athey C. Stutler, Max Statman, Alden E. Blood