Granted Patent
Utility
US 6,071,512 · App. 08/237,783
Infective protein delivery system
Inventors:
Michael Kriegler, Carl Perez
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Jun 6, 1994
Inventors
Michael Kriegler
Carl Perez
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.