Granted Patent
Utility
US 4,495,917 · App. 06/362,344
Surgically implantable disconnect device
Inventor:
Charles L. Byers
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Mar 26, 1982
Inventor
Charles L. Byers
Assignee (at issue)
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
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.