This chart shows the pharmaceutical companies with the most patents in Bulgaria.
Patents must be filed in each country (or, in some cases regional patent office) where patent protection is desired.
For a global perspective, see the Drug companies with the greatest global patent coverage.
The companies with the greatest patent coverage in Bulgaria are:
- Boehringer Ingelheim
- Pfizer Inc
- Pf Prism Cv
- Sanofi Aventis Us
Copyright © DrugPatentWatch. Originally published at Which pharmaceutical companies have the most drug patents in Bulgaria?