Granted Patent
Utility
US 5,032,445 · App. 07/333,289
Methods and articles for treating periodontal disease and bone defects
Inventors:
Todd V. Scantlebury, Jeanne B. Ambruster, Suzanne Motsinger, Daniel F. Davidson, William R. Hardwick, Stephen E. Campbell
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Apr 5, 1989
Inventors
Todd V. Scantlebury
Jeanne B. Ambruster
Suzanne Motsinger
Daniel F. Davidson
William R. Hardwick
Stephen E. Campbell
Assignee (at issue)
W. L. Gore & Associates, 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.