Granted Patent
Utility
US 4,097,935 · App. 05/764,266
Hydroxylapatite ceramic
Inventor:
Michael Jarcho
Patented Case
View Patent ↗
Granted: Jul 4, 1978
Filed: Jan 31, 1977
Inventor
Michael Jarcho
Assignee (at issue)
Sterling Drug, 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.