Granted Patent
Utility
US 4,579,867 · App. 06/598,131
Stable pharmaceutical compositions of short-acting .beta.-adrenergic receptor blocking agents
Inventors:
Agustin Escobar, Dietmar Wagenknecht, Abu Alam
Patented Case
View Patent ↗
Granted: Apr 1, 1986
Filed: Apr 9, 1984
Inventors
Agustin Escobar
Dietmar Wagenknecht
Abu Alam
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.