Granted Patent
Utility
US 5,224,942 · App. 07/827,024
Surgical method and apparatus utilizing laser energy for removing body tissue
Inventors:
Charles E. Beuchat, Scott Dallas Rowe, Edward G. Malk, Woodrow W. Watson
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Jan 27, 1992
Inventors
Charles E. Beuchat
Scott Dallas Rowe
Edward G. Malk
Woodrow W. Watson
Assignee (at issue)
Alcon Surgical, 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.