Granted Patent
Utility
US 6,632,214 · App. 09/771,945
Liquid venting surgical cassette
Inventors:
Michael D. Morgan, Gary P. Sorensen
Patented Case
View Patent ↗
Granted: Oct 14, 2003
Filed: Jan 29, 2001
Inventors
Michael D. Morgan
Gary P. Sorensen
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.