Granted Patent
Utility
US 5,990,379 · App. 08/658,855
Prosthetic devices including elastin or elastin-based materials
Inventor:
Kenton W. Gregory
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: May 31, 1996
Inventor
Kenton W. Gregory
Assignee (at issue)
Kenton W. Gregory & Sisters of Providence
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.