Granted Patent
Utility
US 5,840,749 · App. 08/207,464
N-hydroxy-dibenz b,e!oxepinalkylamines, N-hydroxy-dibenz b,e!oxepinalkanoic acid amides and related heterocyclic analogues
Inventors:
Richard C. Allen, Grover C. Helsley, R. Richard L. Hamer, Brian S. Freed, John White, Lawrence L. Martin
Patented Case
View Patent ↗
Granted: Nov 24, 1998
Filed: Mar 8, 1994
Inventors
Richard C. Allen
Grover C. Helsley
R. Richard L. Hamer
Brian S. Freed
John White
Lawrence L. Martin
Assignee (at issue)
Hoechst Marion Roussel
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.