| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 6 | |
| #2 | Spain | 4 | |
| #3 | Portugal | 2 | |
| #4 | Sweden | 2 | |
| #5 | Austria | 1 | |
| #6 | Canada | 1 | |
| #7 | Switzerland | 1 | |
| #8 | Japan | 1 | |
| #9 | Netherlands | 1 | |
| #10 | USSR (Union of Socialist Soviet Republics) | 1 | |
| #11 | United States | 1 | |
| #12 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Organic fine chemistry | |
| #2 | Macromolecular chemistry and polymers |
| # | Technology | |
|---|---|---|
| #1 | Heterocyclic compounds | |
| #2 | Acyclic or carbocyclic compounds | |
| #3 | Polysaccharides | |
| #4 | Steroids |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hirsch Wolfram | 4 |
| #2 | Kurkela Kauko | 3 |
| #3 | Kurkela K | 2 |
| #4 | Wennstroem Ulf | 2 |
| #5 | Ketola H | 1 |
| #6 | Pellas L | 1 |
| #7 | Urufu Bensutoremu | 1 |
| #8 | Visuri K | 1 |
| #9 | Wennstopom K | 1 |
| #10 | Lamminkari Eero K | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4153622A | Process for the recovery of β-sitosterol | |
| JPS51113867A | Production of pharmaceutically useful 22oxoo11pyrodinyl acetamide | |
| ES444954A1 | A procedure for the preparation of 2-oxo-1-pirrolydinacetamide. (Machine-translation by Google Translate, not legally binding) |