Granted Patent
Utility
US 5,304,167 · App. 07/917,589
Multiwavelength medical laser method
Inventor:
Robert J. Freiberg
Patented Case
View Patent ↗
Granted: Apr 19, 1994
Filed: Jul 17, 1992
Inventor
Robert J. Freiberg
Assignee (at issue)
Premier Laser Systems, 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.