Granted Patent
Utility
US 6,331,313 · App. 09/426,141
Controlled-release biocompatible ocular drug delivery implant devices and methods
Inventors:
Vernon G. Wong, Mae W. Hu, Donald E. Berger, Jr.
Patented Case
View Patent ↗
Granted: Dec 18, 2001
Filed: Oct 22, 1999
Inventors
Vernon G. Wong
Mae W. Hu
Donald E. Berger, Jr.
Assignee (at issue)
Oculex Pharmaceuticals, 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.