Patent EA-004888-B1 (EA)
Title: Smokeless tobacco product
IPC: A24B15/16
Filed: 2002-04-30
Abstract: 1. A smokeless tobacco product suitable for human consumption comprising powdered tobacco having a collective content of N'-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) which is 0.3pg/g or less; wherein the powdered tobacco is formed from pulverized tobacco and consists essentially of Virginia flue cured tobacco, wherein said pulverized tobacco is prepared essentially from tobacco lamina. 2. The smokeless tobacco product of claim 1 which is a solid bit comprising from about 10 % to about 80 % powdered tobacco by weight. 3. The smokeless tobacco product of claim 2 wherein said solid bit comprises from about 25% to about 55 wt% powdered tobacco by weight. 4. The smokeless tobacco product of claim 1 wherein said collective content of N'-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) is 0.2 mkg/g or less. 5. The smokeless tobacco product of claim 4 wherein said collective content of N'-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) is 0.1 mkg/g or less. 6. A smokeless tobacco product suitable for human consumption comprising powdered tobacco having a collective content of N'-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) which is 0.3pg/g or less; wherein the powdered tobacco is formed from pulverized tobacco and consists essentially of Virginia flue cured tobacco, wherein said pulverized tobacco is prepared from both tobacco lamina and tobacco stems. 7. A smokeless tobacco product suitable for human consumption comprising powdered tobacco having a collective content of N'-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) which is 0.3pg/g or less; wherein the powdered tobacco is formed from pulverized tobacco and consists essentially of Virginia flue cured tobacco, wherein said pulverized tobacco is prepared essentially from tobacco stems. 8. A smokeless tobacco product suitable for human consumption comprising powdered tobacco having a collective content of N'-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) which is 0.3 pg/g or less; wherein the powdered tobacco is formed from an extract of tobacco. 9. The smokeless tobacco product of claim 8 wherein the powdered tobacco consists essentially of Virginia flue cured tobacco. 10. The smokeless tobacco product of claim 9 wherein said extract is prepared from both tobacco lamina and tobacco stems. 11. The smokeless tobacco product of claim 9 wherein said extract is prepared essentially from tobacco lamina. 12. The smokeless tobacco product of claim 9 wherein said extract is prepared essentially from tobacco stems. 13. A smokeless tobacco product suitable for human consumption comprising powdered tobacco and from about 0.5 to about 15 wt% peppermint, from about 0.5 to about 15 wt% spearmint, from about 0.5 to about 15 wt% menthol, and from about 0.5 to about 15 wt% eucalyptus. 14. The smokeless tobacco product of claim 13 which comprises from about 0.5 to about 10 wt% peppermint, from about 0.5 to about 10 wt% spearmint, from about 0.5 to about 10 wt% menthol, and from about 0.5 to about 10 wt% eucalyptus. 15. The smokeless tobacco product of claim 13 wherein said powdered tobacco has a collective content of N'-nitrosonornicotine (NNN), 4-(nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) which is 0.3 mkg/g or less. 16. The smokeless tobacco product of claim 15 wherein said collective content of N'-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) is 0.2 mkg/g or less. 17. The smokeless tobacco product of claim 16 wherein said collective content of N'-nitrosonornicotine (NNN), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK), N'-nitrosoanatabine (NAT) and N'-nitrosoanabasine (NAB) is 0.1pg/g or less. 18. The smokeless tobacco product of claim 1 which is a solid tobacco bit, further comprising at least one component selected from the group consisting of a binder, a flavoring, a sweetener, a coloring agent, and a filler.