Patents by Inventor Roy Kirk

Roy Kirk 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).

  • Earring earfitting with primary and secondary locking means
    Patent number: 4468936
    Abstract: The invention provides an earfitting for an earring to be worn on pierced ears. An earring post which in use is positioned in the pierced hole in the ear lobe has a spearhead hingedly mounted on the end thereof. The earring post and spearhead can be temporarily locked in mutual alignment to enable the earfitting to be passed through the ear lobe, whereafter the spearhead can be turned with respect to the earring post to secure the earfitting in place behind the ear lobe.
    Type: Grant
    Filed: September 22, 1983
    Date of Patent: September 4, 1984
    Assignee: Andra Jewels Limited
    Inventors: Roy Kirk, Alan Herbert