Granted Patent
Utility
US 6,773,107 · App. 09/911,333
Soft translating contact lens for presbyopia
Inventors:
Ming Ye, Xiaoxiao Zhang
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Jul 23, 2001
Inventors
Ming Ye
Xiaoxiao Zhang
Assignee (at issue)
NOVARTIS AG
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.