Granted Patent
Utility
US 6,723,709 · App. 09/031,835
Biomaterials for preventing post-surgical adhesions comprised of hyaluronic acid derivatives
Inventors:
Daniele Pressato, Alessandra Pavesio, Lanfranco Callegaro
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Feb 27, 1998
Inventors
Daniele Pressato
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.