Granted Patent
Utility
US 5,915,581 · App. 08/647,779
Compartmental container for serving food products
Inventors:
F. Joseph Pfirrmann, Jr., Jeffery L. Kalebain, Thomas A. Messina
Patented Case
View Patent ↗
Granted: Jun 29, 1999
Filed: May 15, 1996
Inventors
F. Joseph Pfirrmann, Jr.
Jeffery L. Kalebain
Thomas A. Messina
Assignee (at issue)
Boston Chicken, 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.