Granted Patent
Utility
US 6,254,598 · App. 09/235,060
Sphincter treatment apparatus
Inventors:
Stuart D. Edwards, John Gaiser, David S. Utley, Jay Qin
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Jan 20, 1999
Inventors
Stuart D. Edwards
John Gaiser
David S. Utley
Jay Qin
Assignee (at issue)
Curo Medical, 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.