Patents by Inventor W. Michael Patterson

W. Michael Patterson 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).

  • Needle protector
    Patent number: 4969876
    Abstract: A needle assembly of the so-called butterfly type in which the needle is retractable into its holder by pulling rearwardly on the flexible feed tube. The rearward movement of the needle is stopped by a turned portion of the holder which is turned after the needle is assembled into the holder.
    Type: Grant
    Filed: September 7, 1989
    Date of Patent: November 13, 1990
    Assignees: Frank LaVallo, Raymond F. Ontko
    Inventor: W. Michael Patterson