Beijing
China
2
2013-10-31
2
2014-12-02
These are the the leading inventors for applications assigned to BEIJING BIO-TECH DEVELOPMENT CO., LTD.:
BEIJING BIO-TECH DEVELOPMENT CO., LTD. based in Beijing, CN has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Interferon alpha mutant and its polyethylene glycol derivative
#2 | 2010-03-25 ✅ Patent 8,168,751 granted on 2012-05-01Interferon alpha mutant and its polyethylene glycol derivative
43969 ⎘