| # | Country | Total Patents | |
|---|---|---|---|
| #1 | EPO (European Patent Office) | 4 | |
| #2 | Netherlands | 4 | |
| #3 | United States | 3 | |
| #4 | Canada | 2 | |
| #5 | Finland | 2 | |
| #6 | Denmark | 1 | |
| #7 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry |
| # | Technology | |
|---|---|---|
| #1 | Acyclic or carbocyclic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Van Der Maas Hendrikus J H | 5 |
| #2 | Maas Hendrikus Johannes Hubert | 2 |
| #3 | Van Der Mass Hendrikus J H | 1 |
| #4 | Maas H J H V D | 1 |
| #5 | Houben Marie Joseph Francicus | 1 |
| #6 | Houben Marie Joseph Franciscus | 1 |
| #7 | Van Der Maas Hendrikus J | 1 |
| #8 | Van Der Maas Hendrikus Johanne | 1 |
| #9 | Van Der Maas Hendrikus Joh H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| NL8007126A | Process for the preparation of anhydrous 2-hydroxy-3-chloropropyltrimethylammonium chloride. | |
| NL7907742A | Process for preparing cobalt (iii) acetyl acetonate. | |
| NL7907739A | Process for preparing cobalt (ii) acetyl acetonate. | |
| EP0005223A1 | Method for preparing 3-halogeno-2-hydroxyalkyl trialkyl ammonium chloride |