Granted Patent
Utility
US 5,379,770 · App. 08/172,594
Method and apparatus for transcranial doppler sonography
Inventor:
Barry D. Van Veen
Patented Case
View Patent ↗
Granted: Jan 10, 1995
Filed: Dec 21, 1993
Inventor
Barry D. Van Veen
Assignee (at issue)
Nicolet Biomedical, 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.