Patents by Inventor Allister W. Thompson

Allister W. Thompson 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).

  • Zipper securing device
    Patent number: 5008985
    Abstract: A zipper securing device which comprises of a circular clip open at one end which can be sprung over or around a button as a means of attaching invention to the material in which the zipper is fitted, an eyelet as a means of attachment by sewing and a hook as a means of attachment to the zipper tab securing it in the closed or zipped up position. It also comprises of a connecting member as a means of attaching said hook to said circular clip open at one end and an indentation providing a weakened area to allow a means of seperation between said circular clip open at one end and said connecting member.
    Type: Grant
    Filed: December 15, 1987
    Date of Patent: April 23, 1991
    Inventor: Allister W. Thompson