Granted Patent
Utility
US 5,873,875 · App. 08/894,396
Device for use in the laser treatment of biological tissue
Inventor:
Grigory Borisovitch Altshuler
Patented Case
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Granted: Feb 23, 1999
Filed: Aug 18, 1997
Inventor
Grigory Borisovitch Altshuler
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.