Granted Patent
Utility
US 4,390,022 · App. 06/264,600
Implantable device with microprocessor control
Inventors:
Richard V. Calfee, Jay G. Miner
Patented Case
View Patent ↗
Granted: Jun 28, 1983
Filed: May 18, 1981
Inventors
Richard V. Calfee
Jay G. Miner
Assignee (at issue)
Intermedics 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.