Granted Patent
Utility
US 5,554,379 · App. 08/262,254
Long acting GI and esophageal protectant
Inventors:
Robert C. Cuca, Keith S. Lienhop, Thomas C. Riley, Mitchell Kirschner, R. Saul Levinson
Patented Case
View Patent ↗
Granted: Sep 10, 1996
Filed: Jun 20, 1994
Inventors
Robert C. Cuca
Keith S. Lienhop
Thomas C. Riley
Mitchell Kirschner
R. Saul Levinson
Assignee (at issue)
K.V. Pharmaceutical Company
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.