Granted Patent
Utility
US 6,609,255 · App. 10/085,168
Optically correct and clear eyeshields
Inventors:
Henry Welling Lane, Ronald L. Underwood
Patented Case
View Patent ↗
Granted: Aug 26, 2003
Filed: Feb 26, 2002
Inventors
Henry Welling Lane
Ronald L. Underwood
Assignee (at issue)
Dioptics Medical Products, 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.