| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 15 | |
| #2 | Spain | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Foods and drinks | |
| #3 | Chemical engineering | |
| #4 | Measurement | |
| #5 | Macromolecular chemistry and polymers | |
| #6 | Basic materials chemistry | |
| #7 | Textiles and paper | |
| #8 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Non-metallic elements | |
| #2 | Fiber treatments | |
| #3 | Dry-cleaning fibers | |
| #4 | Swimming pools | |
| #5 | Analysing materials | |
| #6 | Soaps | |
| #7 | Sucrose production | |
| #8 | Compounding ingredients | |
| #9 | Pasteurisation | |
| #10 | Mixing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Boulogne Edgar | 9 |
| #2 | Boulogne Edgard | 1 |
| #3 | Edgar Boulogne | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2094939A | Process for the preparation of stable colloidal sulphur |