Granted Patent
Utility
US 5,270,049 · App. 07/611,029
2-decarboxyl-2-aminoalkyl-prostaglandins as ocular hypotensives
Inventors:
Ming Fai Chan, David F. Woodward
Patented Case
View Patent ↗
Granted: Dec 14, 1993
Filed: Nov 9, 1990
Inventors
Ming Fai Chan
David F. Woodward
Assignee (at issue)
Allergan, 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.