Granted Patent
Utility
US 4,523,707 · App. 06/374,692
Surgical stapler
Inventors:
Joseph W. Blake, III, Jack W. Kaufman
Patented Case
View Patent ↗
Granted: Jun 18, 1985
Filed: May 4, 1982
Inventors
Joseph W. Blake, III
Jack W. Kaufman
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.