| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 7 | |
| #2 | WIPO (World Intellectual Property Organization) | 7 | |
| #3 | Australia | 4 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Optics | |
| #3 | Machine tools | |
| #4 | Macromolecular chemistry and polymers |
| # | Technology | |
|---|---|---|
| #1 | Personal adornments | |
| #2 | Spectacles | |
| #3 | Making metal sheets | |
| #4 | Metal-working | |
| #5 | Macromolecular compounds compositions | |
| #6 | Making metal chains |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rancan Pietro | 18 |
| #2 | Rancan Angelo Antonio | 3 |
| #3 | Rancan Dario | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2007148351A1 | Jewel wearable according to two different stable configurations and manufacturing method thereof | |
| WO2006131901A1 | Method for the production of elongated elements for the manufacturing of a four-sided jewel | |
| WO2004077128A1 | Glass frames | |
| WO2004046790A1 | Glasses frame | |
| AU2003279540A1 | Jewel such as necklace, bracelet and the like having decorative inserts and method for the production thereof | |
| AU2003219524A1 | Method for the production of elongated elements for jewels | |
| AU2002338196A1 | Double-face jewel | |
| US6708525B2 | Omega type ornamental chain |