Granted Patent
Utility
US 4,478,840 · App. 06/540,763
Appetite suppressing compositions and methods
Inventor:
Dewey H. Smith, Jr.
Patented Case
View Patent ↗
Granted: Oct 23, 1984
Filed: Oct 11, 1983
Inventor
Dewey H. Smith, Jr.
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND COMPANY
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.