| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 2 | |
| #2 | Belgium | 2 | |
| #3 | Germany | 2 | |
| #4 | Switzerland | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Luxembourg | 1 | |
| #8 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Macromolecular chemistry and polymers | |
| #4 | Surface technology and coating |
| # | Technology | |
|---|---|---|
| #1 | Shaping clay | |
| #2 | Layered products | |
| #3 | Special macromolecular compounds | |
| #4 | Finishing work on buildings | |
| #5 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Poltronieri Anna | 9 |
| #2 | Anna Poltronieri | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1137847A | A method of manufacturing imitation stone slabs or ornamental tiles, and tiles or imitation stone slabs when manufactured by said method |