Patents by Inventor Ronald Lee Whipperman

Ronald Lee Whipperman 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).

  • Closure means for syringe
    Patent number: 3948260
    Abstract: A closure means for a syringe of the type wherein the nozzle or stem is intended to be transported separately from the syringe body. Double, continuous threads are provided on the nozzle or stem to be engaged by two pairs of oppositely positioned wedges in a connecting member which are positioned in a helical pattern to accommodate the threads of the nozzle or stem, with one of the pairs of wedges positioned at a different flight on the helix than the other pair and all of the wedges positioned 90.degree. from each other.
    Type: Grant
    Filed: November 4, 1974
    Date of Patent: April 6, 1976
    Assignee: Abbott Laboratories
    Inventors: Ronald Lee Whipperman, James Robert Gross, Theodore Albert Miller, Jr.