Granted Patent
Utility
US 4,733,796 · App. 07/051,340
Cigarette package
Inventors:
Dale A. Halverstadt, Walter L. Tucker, Josef F. Klingler, James Meier
Patented Case
View Patent ↗
Granted: Mar 29, 1988
Filed: May 18, 1987
Inventors
Dale A. Halverstadt
Walter L. Tucker
Josef F. Klingler
James Meier
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.