Granted Patent
Utility
US 5,141,102 · App. 07/810,435
Conveyor belt and system with a non-collapsing inside edge
Inventors:
Gerald C. Roinestad, Michael R. Straight
Patented Case
View Patent ↗
Granted: Aug 25, 1992
Filed: Dec 19, 1991
Inventors
Gerald C. Roinestad
Michael R. Straight
Assignee (at issue)
Ashworth Bros., 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.