Granted Patent
Utility
US 6,811,556 · App. 10/235,328
Microkeratome blade
Inventors:
Jeffrey T. Shimmel, George Kocar
Patented Case
View Patent ↗
Granted: Nov 2, 2004
Filed: Sep 5, 2002
Inventors
Jeffrey T. Shimmel
George Kocar
Assignee (at issue)
Alcon, 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.