Granted Patent
Utility
US 4,487,603 · App. 06/444,383
Implantable microinfusion pump system
Inventor:
Donald L. Harris
Patented Case
View Patent ↗
Granted: Dec 11, 1984
Filed: Nov 26, 1982
Inventor
Donald L. Harris
Assignee (at issue)
CORDIS CORPORATION
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.