| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | United Kingdom | 4 | |
| #3 | Canada | 3 | |
| #4 | Switzerland | 3 | |
| #5 | United States | 3 | |
| #6 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry | |
| #2 | Macromolecular chemistry and polymers |
| # | Technology | |
|---|---|---|
| #1 | Acyclic or carbocyclic compounds | |
| #2 | Polysaccharides |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ketoid Company The | 3 |
| #2 | Nightingale Donald Archer | 3 |
| #3 | Archer Nightingale Donald | 3 |
| Publication | Filing date | Title |
|---|---|---|
| GB237591A | Method of manufacturing cellulose acetate | |
| GB237574A | Method of making acetyl salicylic acid | |
| GB237575A | Method of manufacturing acetic anhydride | |
| US1604472A | Method of making acetyl salicylic acid | |
| US1604471A | Making cellulose esters of carboxylic acids | |
| US1602699A | Method of manufacturing ketens | |
| CA257831A | Acetic anhydride | |
| CA261561A | Keten manufacture | |
| CA261560A | Cellulose acetate |