Filtered Smoking Articles
AssigneeR. J. Reynolds Tobacco Company
InventorsSharon Pitts Dunlap, Scott William Foor, Daniel Verdin Cantrell, Jerry Wayne Marshall, Dwayne William Beeson, Susan Marlene Adams, Alvaro Gonzalez-Parra, David Neil McClanahan, Timothy Brian Nestor
Life of this patent
Estimating the term…