Granted Patent
Utility
US 3,935,111 · App. 05/348,588
Device for removing blood microemboli
Inventor:
Donald J. Bentley
Patented Case
View Patent ↗
Granted: Jan 27, 1976
Filed: Apr 6, 1973
Inventor
Donald J. Bentley
Assignee (at issue)
Bentley Laboratories, 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.