Granted Patent
Utility
US 6,835,734 · App. 10/333,979
1,3-dioxolanes with antitussive activity
Inventors:
Marcello Allegretti, Maria Candida Cesta, Roberto Curti, Luigi Pellegrini, Gabriella Melillo
Patented Case
View Patent ↗
Granted: Dec 28, 2004
Filed: May 12, 2003
Inventors
Marcello Allegretti
Maria Candida Cesta
Roberto Curti
Luigi Pellegrini
Gabriella Melillo
Assignee (at issue)
Dompé 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.