Granted Patent
Utility
US 4,944,899 · App. 07/119,269
Process and apparatus for casting lenses
Inventors:
Albert H. Morland, Timothy John Michael Warren
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Nov 9, 1987
Inventors
Albert H. Morland
Timothy John Michael Warren
Assignee (at issue)
Coopervision, 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.