Granted Patent
Utility
US 4,641,748 · App. 06/789,527
Package for cigarettes and the like
Inventors:
Robert T. Lewis, Thomas T. Tudor
Patented Case
View Patent ↗
Granted: Feb 10, 1987
Filed: Oct 21, 1985
Inventors
Robert T. Lewis
Thomas T. Tudor
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.