Granted Patent
Utility
US 4,431,037 · App. 06/334,662
Low particulate liquid filling machine and method
Inventors:
William R. Schevey, Frank Calderoni, Raymond E. Trunk, Harold M. Lehman, John Jandura
Patented Case
View Patent ↗
Granted: Feb 14, 1984
Filed: Dec 28, 1981
Inventors
William R. Schevey
Frank Calderoni
Raymond E. Trunk
Harold M. Lehman
John Jandura
Assignee (at issue)
ALLIED CONSULTING, 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.