Granted Patent
Utility
US 6,540,694 · App. 09/690,321
Device for biopsy tumors
Inventors:
Kevin Van Bladel, Shigeru Tanaka, Daren Stewart
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Oct 16, 2000
Inventors
Kevin Van Bladel
Shigeru Tanaka
Daren Stewart
Assignee (at issue)
Sanarus Medical, 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.