| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 2 | |
| #2 | Switzerland | 2 | |
| #3 | Denmark | 2 | |
| #4 | United States | 2 | |
| #5 | Austria | 1 | |
| #6 | Spain | 1 | |
| #7 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Mechanical leather treatments | |
| #2 | Chemical leather treatments |
| # | Name | Total Patents |
|---|---|---|
| #1 | Durio Giacomo | 10 |
| #2 | Durio Achille | 3 |
| #3 | Durio Secondo | 2 |
| #4 | Martina Giovanni | 2 |
| #5 | Martina Giuseppe | 1 |
| #6 | Martina Figli G | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA150618A | Method of tanning hides and skins | |
| US1173182A | Method for the tanning of hides and skins. | |
| GB190602881A | Leather Tyres for the Wheels of Motor Cars and similar Vehicles and Process of Manufacturing same. | |
| US857726A | Method of making leather tires. | |
| CA42770A | Art or process of tanning |