| Patent Number |
Title Of Patent |
Date Issued |
| 6619024 |
Jewelry link forming apparatus |
September 16, 2003 |
| A jewelry link made from square crossectional metal wire has a C-shape when the link is bent within a specially configured clamp over a mandrel, wherein the formed C-shaped links are diamond shaped in cross section. The links further have an outer circumference at their widest point form |
| 5797258 |
Method of manufacturing hollow diamond cut chain with multi-faceted surface |
August 25, 1998 |
| By means of having taken advantage of certain physical properties of solids with a manufacturing process of incrementally deforming hollow links, there is produced new hollow simulated diamond cut multifaceted jewelry rope chain, which results in a product weighing up to 60% less than it |
| 5581993 |
Hollow diamond cut rope chain with multi-faceted surfaces |
December 10, 1996 |
| By means of having taken advantage of certain physical properties of solids with a manufacturing process of incrementally deforming hollow links, there is produced new hollow simulated diamond cut multifaceted jewelry rope chain, which results in a product weighing up to 60% less than it |
| 5487264 |
Hollow diamond cut rope chain |
January 30, 1996 |
| By means of having taken advantage of certain physical properties of solids with a manufacturing process of incrementally deforming hollow links, there is produced new hollow diamond cut jewelry rope chain, which results in a product weighing up to 60% less than its solid counterpart, bu |
| 5437149 |
Hollow diamond cut rope chain with multi-faceted surfaces |
August 1, 1995 |
| By means of having taken advantage of certain physical properties of solids with a manufacturing process of incrementally deforming hollow links, there is produced new hollow simulated diamond cut multifaceted jewelry rope chain, which results in a product weighing up to 60% less than it |
| 5408820 |
Process for making hollow diamond cut rope chain |
April 25, 1995 |
| By means of having taken advantage of certain physical properties of solids with a manufacturing process of incrementally deforming hollow links, there is produced new hollow diamond cut jewelry rope chain, which results in a product weighing up to 60% less than its solid counterpart, bu |
| 5353584 |
Hollow diamond cut rope chain with multi-faceted surfaces |
October 11, 1994 |
| By means of having taken advantage of certain physical properties of solids with a manufacturing process of incrementally deforming hollow links, there is produced new hollow simulated diamond cut multifaceted jewelry rope chain, which results in a product weighing up to 60% less than it |
| 5129220 |
Hollow rope chain with simulated diamond cut |
July 14, 1992 |
| By means of having taken advantage of certain physical properties of solids with a manufacturing process of incrementally deforming hollow links, there is produced new hollow diamond cut jewelry rope chain, which results in a product weighing up to 60% less than its solid counterpart, bu |
| 5125225 |
Process for making hollow diamond cut rope chain |
June 30, 1992 |
| By means of having taken advantage of certain physical properties of solids with a manufacturing process of incrementally deforming hollow links, there is produced new hollow diamond cut jewelry rope chain, which results in a product weighing up to 60% less than its solid counterpart, bu |
