Granted Patent
Utility
US 6,699,471 · App. 09/887,757
Injectable hyaluronic acid derivative with pharmaceuticals/cells
Inventors:
Marco Radice, Andrea Pastorello, Alessandra Pavesio, Lanfranco Callegaro
Patented Case
View Patent ↗
Granted: Mar 2, 2004
Filed: Jun 21, 2001
Inventors
Marco Radice
Andrea Pastorello
Alessandra Pavesio
Lanfranco Callegaro
Assignee (at issue)
Fidia Advanced Biopolymers S.r.L.
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.