will: 



84 



It can transfer nicotine from one material to another at 



Moreover, the process is useful for transferring 

 naturally occurring nicotine from tobacco having a 

 generally high nicotine content to a nicotine 

 deficient tobacco, tobacco filler materials, or RL 

 (reconstituted leaf) which are used in the 

 production of cigarettes and other smoking 

 products... [A] low nicotine tobacco ...can also 

 be used as the nicotine donor''^. . . 



-patent no. 4,215,706 Cl:40-48 



It is another object of this invention to provide 

 a process for the migration of nicotine from one 

 tobacco substrate (leaf material or reconstituted 

 leaf) to a second tobacco substrate (leaf 

 material, reconstituted leaf material or tobacco 

 stems) or to a non-tobacco substrate*'. 

 -patent no. 5,018,540 C2:39-43 



It can increase the amount of nicotine in cigarettes: 



If desired, nicotine can be incorporated into 

 the expansion solvents used to provide a 

 volume expanded processed tobacco material 

 having a high nicotine content*^ 



-patent no. 5,031,646 C5:65-68 



The present invention provides a nicotine-enhanced 

 smolcing device with a high nicotine release 

 ef f iciency . . . .Thus, the smoker is provided with 

 more nicotine from the nicotine-enhanced device 

 than from a similar smoking device which does not 

 contain the nicotine solution or from a comparable 

 cigarette*' . 



-patent no. 4,676,259 C2:30-33, 53-56 



The present invention is concerned with the 

 application of additives, such as... 

 physiologically active agents such as nicotine 

 components to the smoking rod, in order to improve 

 or help to improve the satisfaction provided to 

 the smoker*'. 



-patent no. 4,236,532 Cl:35-40 



It can add nicotine to any part of the cigarette: 



The salts [nicotine levulinate] can be 

 incorporated into the smoking article in a 

 variety of places or sites. For example, the 

 salt can be applied to the filler material, 



13 



