Patents by Inventor Martin Gruber Gruber

Martin Gruber Gruber 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).

  • Jewelry with girdle-grooved stone
    Patent number: 6564583
    Abstract: Jewelry includes a stone which defines a crown, a pavilion and a girdle therebetween, the girdle having a 360° peripheral groove crown thereinto. A flexible wire has a first portion at least partially disposed within the groove and extending at least 90° (preferably at least 180°) about the stone, the mounting and the wire being secured together, thereby to secure together the stone and the mounting.
    Type: Grant
    Filed: April 24, 2001
    Date of Patent: May 20, 2003
    Inventor: Martin Gruber Gruber
  • Jewelry with girdle-grooved stone
    Publication number: 20020152767
    Abstract: Jewelry includes a stone which defines a crown, a pavilion and a girdle therebetween, the girdle having a 360° peripheral groove crown thereinto. A flexible wire has a first portion at least partially disposed within the groove and extending at least 90° (preferably at least 180°) about the stone, and means securing together the mounting and the wire, thereby to secure together the stone and the mounting.
    Type: Application
    Filed: April 24, 2001
    Publication date: October 24, 2002
    Inventor: Martin Gruber Gruber