Granted Patent
Utility
US 5,599,876 · App. 08/143,940
Composition and procedure for the preparation of organic glasses
Inventors:
Fiorenzo Renzi, Claudio Gagliardi, Franco Rivetti, Pietro Allegrini
Patented Case
View Patent ↗
Granted: Feb 4, 1997
Filed: Oct 27, 1993
Inventors
Fiorenzo Renzi
Claudio Gagliardi
Franco Rivetti
Pietro Allegrini
Assignee (at issue)
Enichem Synthesis S.p.A.
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.