Granted Patent
Utility
US 5,705,614 · App. 08/396,595
Methods of producing antigen forks
Inventor:
David B. Ring
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Mar 1, 1995
Inventor
David B. Ring
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.