| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 30 | |
| #2 | France | 4 | |
| #3 | Austria | 2 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry |
| # | Technology | |
|---|---|---|
| #1 | Acyclic or carbocyclic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Naef Cie M | 30 |
| Publication | Filing date | Title |
|---|---|---|
| GB251188A | Process for the preparation of monocyclic ketones with more than nine ring members | |
| GB235540A | A process for the preparation of mono-cyclic ketones with more than nine ring members |