Granted Patent
Utility
US 6,016,806 · App. 08/826,216
Punctum plug
Inventor:
Nicholas J. Webb
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Mar 27, 1997
Inventor
Nicholas J. Webb
Assignee (at issue)
Eagle Vision, 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.