Flavonoid and biflavonoid derivatives, their pharmaceutical compositions, their… Grant US-6004998-A United States of America 21 Dec 1999
Flavonoid and biflavonoid derivatives, their pharmaceutical compositions, their… Grant US-5756538-A United States of America 26 May 1998
FLAVONOID AND BIFLAVONOID DERIVATIVES, THEIR PHARMACEUTICAL COMPOSITIONS, THEIR… Application WO-1995005169-A1 World Intellectual Property Organisation (WIPO) 23 Feb 1995