Granted Patent
Utility
US 4,493,698 · App. 06/470,209
Method of performing opthalmic surgery utilizing a linear intra-ocular suction device
Inventors:
Carl Wang, Steve Charles, Joseph T. Buckingham
Patented Case
View Patent ↗
Granted: Jan 15, 1985
Filed: Feb 28, 1983
Inventors
Carl Wang
Steve Charles
Joseph T. Buckingham
Assignee (at issue)
Cooper Medical Devices
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.