| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Australia | 1 | |
| #2 | Brazil | 1 | |
| #3 | Canada | 1 | |
| #4 | Germany | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | Spain | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Ireland | 1 | |
| #10 | Italy | 1 | |
| #11 | Japan | 1 | |
| #12 | Luxembourg | 1 | |
| #13 | Mexico | 1 | |
| #14 | Netherlands | 1 | |
| #15 | Norway | 1 | |
| #16 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Chemical engineering | |
| #3 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Chemical or physical processes | |
| #2 | Building materials | |
| #3 | Horticulture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Vancauwenberghe Gerard R | 4 |
| #2 | Willems Yvan F | 2 |
| #3 | Gerard R Vancauwenberghe | 1 |
| #4 | Vancauwenberghe G | 1 |
| #5 | Jieraru Aaru Bankoobanberugu | 1 |
| #6 | Vancauwenberghe G R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| LU85256A1 | POROUS ELEMENT PERMEABLE WITH WATER FOR CULTIVATION OF PLANTS, AS WELL AS METHOD FOR MANUFACTURING THIS ELEMENT | |
| GB1556832A | Method for the preparation of perlite structures |