Granted Patent
Utility
US 4,402,579 · App. 06/288,217
Contact-lens construction
Inventor:
Stanley Poler
Patented Case
View Patent ↗
Granted: Sep 6, 1983
Filed: Jul 29, 1981
Inventor
Stanley Poler
Assignee (at issue)
Lynell Medical Technology, 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.