Granted Patent
Utility
US 6,048,319 · App. 09/164,618
Non-invasive acoustic screening device for coronary stenosis
Inventors:
Lonnie H Hudgins, Premindra Chandraratna
Patented Case
View Patent ↗
Granted: Apr 11, 2000
Filed: Oct 1, 1998
Inventors
Lonnie H Hudgins
Premindra Chandraratna
Assignee (at issue)
Integrated Medical Systems, Inc.
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.