| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 13 | |
| #2 | Austria | 1 | |
| #3 | Belgium | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Denmark | 1 | |
| #6 | Sweden | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry | |
| #2 | Pharmaceuticals | |
| #3 | Basic materials chemistry |
| # | Technology | |
|---|---|---|
| #1 | Medical preparations | |
| #2 | Specific use of cosmetics | |
| #3 | Heterocyclic compounds | |
| #4 | Acyclic or carbocyclic compounds | |
| #5 | Preservation of human bodies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dziengel Dr Kurt | 3 |
| #2 | Luther Friedrich Dr | 2 |
| #3 | Schickh Dr-Ing Otto Von | 2 |
| #4 | Pflugk Dr Hellmuth | 1 |
| #5 | Lendle Adolf Dr Phil Nat | 1 |
| #6 | Dziengel K | 1 |
| #7 | Lendle Dr Phil Nat Adolf | 1 |
| #8 | Schwenke Hans | 1 |
| #9 | Kurt Dziengel | 1 |
| #10 | Pflugk Dr-Ing Hellmuth | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3170916A | Method of producing durable saponine containing extracts from horse chestnut and products obtained therefrom | |
| DE1182385B | Process for the production of long-lasting extracts containing saponin from defatted horse chestnut flour or dried horse chestnut extracts obtained with water, aqueous alcohol or anhydrous methanol | |
| DE1194529B | Process for the production of percutaneously usable, long-life extracts from the seeds of the horse chestnut |