Granted Patent
Utility
US 5,813,413 · App. 08/752,626
Method and plant for treating tobacco leaves for the production of cut tobacco
Inventors:
Wolfgang Metzner, Bernd Spallek, Arno Weiss
Patented Case
View Patent ↗
Granted: Sep 29, 1998
Filed: Nov 19, 1996
Inventors
Wolfgang Metzner
Bernd Spallek
Arno Weiss
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.