Granted Patent
Utility
US 5,244,913 · App. 07/794,544
Compositions and methods for dissolving body calculi
Inventors:
Stephen L. Coulter, Kenneth G. Mayhan, Christy L. H. Oviatt, Steven R. Morehead
Patented Case
View Patent ↗
Granted: Sep 14, 1993
Filed: Nov 19, 1991
Inventors
Stephen L. Coulter
Kenneth G. Mayhan
Christy L. H. Oviatt
Steven R. Morehead
Assignee (at issue)
Baxter International 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.