Patent · US Expired

Smoking preparations

US4397321A · kind A · utility

19Cited by
6References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 24, 1981
Grant dateAug 9, 1983
Priority date
Expiry dateAug 24, 2001

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA24D3/16
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

This invention provides tobacco and non-tobacco smoking compositions which deliver smoke of reduced tar and nicotine content, and with a substantially reduced carbon monoxide content. In one of its embodiments this invention provides smoking preparations which contain a combustible filler, and uniformly dispersed therein a catalyst composition consisting of (a) fine ash, and (b) a transition metal compound.

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