Granted Patent
Utility
US 5,476,463 · App. 08/180,557
Spinal column retaining apparatus
Inventors:
Oheneba Boachie-Adjei, Marc A. Asher
Patented Case
View Patent ↗
Granted: Dec 19, 1995
Filed: Jan 12, 1994
Inventors
Oheneba Boachie-Adjei
Marc A. Asher
Assignee (at issue)
AcroMed 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.