Granted Patent
Utility
US 4,882,149 · App. 07/248,302
Pharmaceutical depot preparation
Inventor:
Myron Spector
Patented Case
View Patent ↗
Granted: Nov 21, 1989
Filed: Sep 21, 1988
Inventor
Myron Spector
Assignee (at issue)
ED. GEISTLICH SOEHNE AG FUER CHEMISCHE INDUSTRIE
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.