Granted Patent
Utility
US 5,614,506 · App. 08/285,764
Use of hyaluronic acid and forms to prevent arterial restenosis
Inventors:
Rudolf Edgar Falk, Samuel Simon Asculai, Eva Anne Turley
Patented Case
View Patent ↗
Granted: Mar 25, 1997
Filed: Aug 3, 1994
Inventors
Rudolf Edgar Falk
Samuel Simon Asculai
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.