Granted Patent
Utility
US 5,861,172 · App. 08/727,100
Pharmaceutical formulations of compacted granulates of .beta.-lactam antibiotics
Inventors:
Luis Carvajal Martin, Juan Dedios Romero
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: Oct 8, 1996
Inventors
Luis Carvajal Martin
Juan Dedios Romero
Assignee (at issue)
Labratorios Beecham SA
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.