Granted Patent
Utility
US 4,400,372 · App. 06/339,754
Chewing gum
Inventors:
Joseph C. Muhler, Carl J. Kleber, Ronald L. Ream, David M. Moore
Patented Case
View Patent ↗
Granted: Aug 23, 1983
Filed: Jan 15, 1982
Inventors
Joseph C. Muhler
Carl J. Kleber
Ronald L. Ream
David M. Moore
Assignee (at issue)
THE TRUSTEES OF INDIANA UNIVERSITY
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.