Granted Patent
Utility
US 5,336,036 · App. 07/986,941
Portable compactor system for agricultural films
Inventors:
Keith Williamson, Terry A. Ochab
Patented Case
View Patent ↗
Granted: Aug 9, 1994
Filed: Dec 8, 1992
Inventors
Keith Williamson
Terry A. Ochab
Assignee (at issue)
Sonoco Products 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.