SG

Simon Geldwerth

DC Do-All Jewelry M'F'G. Co.: 5 patents #1 of 1Top 100%
📍 Brooklyn, NY: #1,007 of 6,894 inventorsTop 15%
🗺 New York: #23,203 of 115,490 inventorsTop 25%
Overall (All Time): #894,384 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4833761 Reinforced jewelry clasp 1989-05-30
D300614 Jewelry clasp 1989-04-11
4813108 Streamlined unobtrusive jewelry clasp, members forming same and blank 1989-03-21
4713865 Streamlined unobstrusive jewelry clasp, members forming same and blank 1987-12-22
4697315 Reinforced jewelry clasp 1987-10-06
4426854 Slip-on connector for jewelry clasp and blank for clasp Mendek Rubin 1984-01-24