|
| US4726385 | 9. Mai 1986 | 23. Febr. 1988 | The American Tobacco Company | Method of fabricating an all-tobacco cigarette controlling tar delivery and an all-tobacco cigarette |
| US4889143 | 14. Mai 1986 | 26. Dez. 1989 | R. J. Reynolds Tobacco Company | Cigarette rods and filters containing strands provided from sheet-like materials |
| US4924887 | 3. Febr. 1986 | 15. Mai 1990 | R. J. Reynolds Tobacco Company | Tobacco rods and filters |
| US4966171 | 27. Jan. 1989 | 30. Okt. 1990 | Philip Morris Incorporated | Smoking article |
| US4981522 | 22. Juli 1988 | 1. Jan. 1991 | Philip Morris Incorporated | Thermally releasable flavor source for smoking articles |
| US4991606 | 22. Juli 1988 | 12. Febr. 1991 | Philip Morris Incorporated | Smoking article |
| US5025814 | 12. Mai 1987 | 25. Juni 1991 | R. J. Reynolds Tobacco Company | Cigarette filters containing strands of tobacco-containing materials |
| US5076295 | 29. Sept. 1989 | 31. Dez. 1991 | R. J. Reynolds Tobacco Company | Cigarette filter |
| US5105831 | 17. Nov. 1987 | 21. Apr. 1992 | R. J. Reynolds Tobacco Company | Smoking article with conductive aerosol chamber |
| US5105834 | 6. Nov. 1990 | 21. Apr. 1992 | R.J. Reynolds Tobacco Company | Cigarette and cigarette filter element therefor |
| US5115823 | 20. Dez. 1990 | 26. Mai 1992 | Philip Morris Incorporated | Flavor-enhancing smoking filter |
| US5246017 | 5. Juni 1992 | 21. Sept. 1993 | R. J. Reynolds Tobacco Company | Cigarette and cigarette filter element therefor |
| US5345951 | 12. Aug. 1992 | 13. Sept. 1994 | Philip Morris Incorporated | Smoking article |
| US5443560 | 14. Dez. 1992 | 22. Aug. 1995 | Philip Morris Incorporated | Chemical heat source comprising metal nitride, metal oxide and carbon |
| US5497793 | 22. Sept. 1993 | 12. März 1996 | | Cigarette and soluble cigarette filter therefor |
| US8066011 | 30. Sept. 2003 | 29. Nov. 2011 | R. J. Reynolds Tobacco Company | Filtered cigarette incorporating an adsorbent material |
