Granted Patent
Utility
US 4,826,480 · App. 07/043,796
Omentum diffusion catheter
Inventors:
Raul Diaz, Mark W. Davis
Patented Case
View Patent ↗
Granted: May 2, 1989
Filed: Apr 29, 1987
Inventors
Raul Diaz
Mark W. Davis
Assignee (at issue)
Pacesetter Infusion, Ltd.
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.