Granted Patent
Utility
US 5,000,727 · App. 07/270,889
Servo driven draw roll for bag machine
Inventors:
Peter Hatchell, Charles A. Sample, Jeffrey L. Ross
Patented Case
View Patent ↗
Granted: Mar 19, 1991
Filed: Nov 14, 1988
Inventors
Peter Hatchell
Charles A. Sample
Jeffrey L. Ross
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.