Granted Patent
Utility
US 5,133,474 · App. 07/716,800
Friction fit container partition
Inventors:
Ernest L. Smith, Kirk Klemme
Patented Case
View Patent ↗
Granted: Jul 28, 1992
Filed: Jun 18, 1991
Inventors
Ernest L. Smith
Kirk Klemme
Assignee (at issue)
Sealright Co. 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.