Granted Patent
Utility
US 4,744,986 · App. 06/837,527
Process for the preparation of a viscosity-stable antacid composition
Inventors:
Joseph R. Luber, Kenneth M. Feld, Richard J. Harwood, Wayne M. Grim
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Mar 7, 1986
Inventors
Joseph R. Luber
Kenneth M. Feld
Richard J. Harwood
Wayne M. Grim
Assignee (at issue)
Rorer Pharmaceutical Corporation
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.