Granted Patent
Utility
US 4,454,133 · App. 06/308,994
Antimicrobial compounds
Inventors:
Philip A. Berke, William E. Rosen
Patented Case
View Patent ↗
Granted: Jun 12, 1984
Filed: Oct 6, 1981
Inventors
Philip A. Berke
William E. Rosen
Assignee (at issue)
Sutton Laboratories, Inc.
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.