Patent · US Expired

High void volume/enhanced firmness tobacco rod and method of processing tobacco

US4936920A · kind A · utility

39Cited by
60References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 1988
Grant dateJun 26, 1990
Priority date
Expiry dateMar 9, 2008

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA24D1/00
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A tobacco product characterized by improved void volume and firmness characteristics and a method of making a tobacco product by applying binder material to tobacco filler, treating the filler to the extent necessary to cause the filler to become substantially non-tacky, forming a rod, activating the binder and treating the rod to the extent necessary to cause the filler shreds to become bonded to one another.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.