Inventor
FANG FRANCIS GERARD
US8 patents
⚠️ This page may combine multiple inventors who share the name “FANG FRANCIS GERARD”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OSI PHARM INC
4 patentsUS6462196B1Oct 8, 2002
Preparation of a camptothecin derivative by intramolecular cyclization
OSI PHARM INC1 citations60
US6821982B2Nov 23, 2004
Preparation of a camptothecin derivative by intramolecular cyclisation
OSI PHARM INC0 citations50
US6559309B2May 6, 2003
Preparation of a camptothecin derivative by intramolecular cyclisation
OSI PHARM INC0 citations50
US6716982B2Apr 6, 2004
Method for preparing camptothecin derivatives
OSI PHARM INC0 citations39
GLAXO WELLCOME INC
3 patentsUS6063923AMay 16, 2000
Preparation of a camptothecin derivative by intramolecular cyclisation
GLAXO WELLCOME INC62 citations94
US6143891ANov 7, 2000
Method for preparing camptothecin derivatives
GLAXO WELLCOME INC6 citations71
US5840898ANov 24, 1998
Method of removing heavy metal contaminants from organic compounds
GLAXO WELLCOME INC3 citations56