IP Library › Granted Patent US 6,476,225
Granted Patent Utility
US 6,476,225 · Confirmation No. 1517

PROCESS FOR PURIFYING 20(S)-CAMPTOTHECIN

Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2002-01-17 TRNA Transmittal of New Application 2 View
2002-01-17 ADS Application Data Sheet 2 View
2002-01-17 SPEC Specification 7 View
2002-01-17 CLM Claims 4 View
2002-01-17 ABST Abstract 1 View
2002-01-17 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,476,225
App. No.
10/051,707
Filed
2002-01-17
Granted
2002-11-05
Pub. No.
US20020111489A1
Art Unit
1625
PTA
-40 days