Granted Patent
Utility
US 6,733,491 · App. 09/949,405
Cataract extraction apparatus and method
Inventors:
Kenneth E. Kadziauskas, Mark E. Steen
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Sep 7, 2001
Inventors
Kenneth E. Kadziauskas
Mark E. Steen
Assignee (at issue)
Advanced Medical Optics, 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.