| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Czechia | 2 | |
| #4 | Poland | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Environmental technology | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Finishing work on buildings | |
| #2 | Combustion residues removal | |
| #3 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Menier Gerard | 4 |
| #2 | Ferragut Christoph | 2 |
| #3 | Derue Damien | 1 |
| #4 | Ferragut M Christoph | 1 |
| #5 | Ferragut Christoph M | 1 |
| #6 | Ferragut Christophe | 1 |
| Publication | Filing date | Title |
|---|---|---|
| EP1249562A1 | Support for a masonry chimney stack | |
| FR2803896A1 | DUCT, ESPECIALLY SMOKE DUCT, WITH CONCENTRIC VENTILATION DUCT | |
| FR2803861A1 | DEVICE FOR SUPPORTING A CHIMNEY STRAIN |