Granted Patent
Utility
US 4,384,789 · App. 06/313,955
Blender
Inventor:
Hugh E. Avery, Jr.
Patented Case
View Patent ↗
Granted: May 24, 1983
Filed: Oct 22, 1981
Inventor
Hugh E. Avery, Jr.
Assignee (at issue)
Allied Industrial Corp., Ltd.
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.