| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | Austria | 2 | |
| #3 | Switzerland | 2 | |
| #4 | Denmark | 2 | |
| #5 | United States | 2 | |
| #6 | France | 1 | |
| #7 | Ireland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry |
| # | Technology | |
|---|---|---|
| #1 | Steroids |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johan Overhoff | 1 |
| #2 | Zoon Nv Veenendaalsche Sajet-E | 1 |
| #3 | Willem Knol Hendrik | 1 |
| #4 | Zoon N V Veenendaalsche Sajet- | 1 |
| #5 | Thomas Hackmann Johannes | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2536753A | Recovery and purification of sterols | |
| GB636299A | Process for the recovery of sterols | |
| IE18228L | Sterols | |
| GB638393A | Improvements in and relating to the production of sterols and their addition products from material containing sterols | |
| US2568202A | Process for recovering sterols from mixtures thereof | |
| GB607309A | Improvements in and relating to the production of sterols and their addition products from sterol-containing starting materials |