| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Canada | 3 | |
| #3 | France | 3 | |
| #4 | Germany | 1 | |
| #5 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Soaps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Carlos Edwards | 2 |
| #2 | Appuhn Klaus | 2 |
| #3 | German Schmidt | 2 |
| #4 | Klaus Appuhn | 2 |
| #5 | Appuhn Dr Klaus | 1 |
| #6 | Edwards Carlos | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2739163A | Manufacture of hard odorless soap from low grade fats and oils | |
| US2492940A | Manufacture of soap from sperm oil | |
| US2393421A | Manufacture of soap from sperm oil | |
| CA498797A | Manufacture of odorless soaps from low grade oils in mixture with sperm oil | |
| CA495678A | Continuous process for making soap from raw sperm oil and anhydrous alkali | |
| CA529894A | Manufacture of hard and odourless soaps from bad smelling or low grade fats and oils |