Granted Patent
Utility
US 5,133,170 · App. 07/763,856
Apparatus for packing cigarettes and other smoking materials into preformed hinged lid packs
Inventors:
Robert T. Lewis, Kenneth M. Milliner
Patented Case
View Patent ↗
Granted: Jul 28, 1992
Filed: Sep 23, 1991
Inventors
Robert T. Lewis
Kenneth M. Milliner
Assignee (at issue)
Brown & Williamson Tobacco Corporation
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.