Granted Patent
Utility
US 6,136,029 · App. 08/942,557
Bone substitute materials
Inventors:
Wesley D. Johnson, James R. Johnson, Jeffrey G. Marx
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Oct 1, 1997
Inventors
Wesley D. Johnson
James R. Johnson
Jeffrey G. Marx
Assignee (at issue)
Phillips-Origen Ceramic Technology, LLC
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.