Granted Patent
Utility
US 5,690,629 · App. 08/637,153
Apparatus for maintaining vertebrae of a spinal column in a desired spatial relationship
Inventors:
Marc A. Asher, Charles F. Heinig, William L. Carson, Walter E. Stripggen, Terrence M. Stahurski
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Apr 24, 1996
Inventors
Marc A. Asher
Charles F. Heinig
William L. Carson
Walter E. Stripggen
Terrence M. Stahurski
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.