Granted Patent
Utility
US 5,985,850 · App. 08/462,154
Compositions comprising hyaluronic acid and drugs
Inventors:
Rudolf Edgar Falk, Samuel Simon Asculai
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Jun 5, 1995
Inventors
Rudolf Edgar Falk
Samuel Simon Asculai
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.