Granted Patent
Utility
US 6,568,567 · App. 09/248,055
Bulk-solid metering system with laterally removable feed hopper
Inventors:
James J. McKenzie, Peter Ahlmer, Harald Heinrici, Joseph E. Deklotz
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Feb 10, 1999
Inventors
James J. McKenzie
Peter Ahlmer
Harald Heinrici
Joseph E. Deklotz
Assignee (at issue)
Schenck AccuRate, 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.