Granted Patent
Utility
US 6,096,541 · App. 08/441,026
Cell culture systems for HCV
Inventors:
Michael Houghton, Qui-Lim Choo, George Kuo
Patented Case
View Patent ↗
Granted: Aug 1, 2000
Filed: May 15, 1995
Inventors
Michael Houghton
Qui-Lim Choo
George Kuo
Assignee (at issue)
Chiron Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.