Granted Patent
Utility
US 5,990,095 · App. 08/448,503
Use of hyaluronic acid and forms to prevent arterial restenosis
Inventors:
Rudolf Edgar Falk, Samuel Simon Ascuali, Eva Anne Turley
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Jul 26, 1995
Inventors
Rudolf Edgar Falk
Samuel Simon Ascuali
Eva Anne Turley
Assignee (at issue)
Hyal 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.