Granted Patent
Utility
US 4,292,034 · App. 06/098,236
Partition folding and inserting machine
Inventors:
Keith A. Probyn, Richard W. Nolen, Charles Erickson, Gerald G. Dawson, Ralph S. Goldstein, Max E. Bender
Patented Case
View Patent ↗
Granted: Sep 29, 1981
Filed: Nov 28, 1979
Inventors
Keith A. Probyn
Richard W. Nolen
Charles Erickson
Gerald G. Dawson
Ralph S. Goldstein
Max E. Bender
Assignee (at issue)
Northern Petrochemical Company
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.