Granted Patent
Utility
US 4,462,665 · App. 06/415,571
Composite hydrogel-forming lens and method of making same
Inventor:
Kishore R. Shah
Patented Case
View Patent ↗
Granted: Jul 31, 1984
Filed: Sep 7, 1982
Inventor
Kishore R. Shah
Assignee (at issue)
The Kendall Company LP
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.