Granted Patent
Utility
US 4,576,562 · App. 06/604,776
Apparatus for producing frozen confections
Inventor:
David N. Anderson
Patented Case
View Patent ↗
Granted: Mar 18, 1986
Filed: Apr 27, 1984
Inventor
David N. Anderson
Assignee (at issue)
FMC CORPORATION
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.