Granted Patent
Utility
US 6,337,040 · App. 09/658,592
Colored contact lenses and method of making same
Inventors:
Ashok R. Thakrar, Bradley K. Overmyer, William E. Meyers
Patented Case
View Patent ↗
Granted: Jan 8, 2002
Filed: Sep 8, 2000
Inventors
Ashok R. Thakrar
Bradley K. Overmyer
William E. Meyers
Assignee (at issue)
PBH, 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.