Granted Patent
Utility
US 4,402,974 · App. 06/276,657
Method for treating glaucoma by the topical administration of selectively metabolized beta-blocking agents
Inventors:
William L. Matier, Sheung T. Kam
Patented Case
View Patent ↗
Granted: Sep 6, 1983
Filed: Jun 23, 1981
Inventors
William L. Matier
Sheung T. Kam
Assignee (at issue)
American Hospital Supply Corp.
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.