Granted Patent
Utility
US 6,484,869 · App. 09/712,756
Conveyor personnel gate
Inventors:
Gerald A. Brouwer, James L. Frank
Patented Case
View Patent ↗
Granted: Nov 26, 2002
Filed: Nov 14, 2000
Inventors
Gerald A. Brouwer
James L. Frank
Assignee (at issue)
Rapistan Systems Advertising Corp.
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.