Granted Patent
Utility
US 5,698,721 · App. 08/245,737
Catonic amphiphiles
Inventor:
Timothy D. Heath
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: May 18, 1994
Inventor
Timothy D. Heath
Assignee (at issue)
Megabios 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.