Granted Patent
Utility
US 5,230,688 · App. 07/430,677
Servo driven components of a bag machine
Inventors:
Peter Hatchell, Jeffrey L. Ross, Charles A. Sample
Patented Case
View Patent ↗
Granted: Jul 27, 1993
Filed: Nov 1, 1989
Inventors
Peter Hatchell
Jeffrey L. Ross
Charles A. Sample
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.