Cigarette substitute

A cigarette substitute is defined as having the size, shape and overall appearance ofa real cigarette and is yet devoid of tobacco filler. [http://www.patentstorm.us/patents/4774971/fulltext.html] For an example, see Ruyan, the original inventor of the "e-cigarette"(also called electronic cigarette, electric cigarette).

The description of cigarette substitute from global patent authorities

*U.S. Pat. No. 4,319,587 [http://www.wipo.int/pctdb/en/wo.jsp?IA=CA1992000474&DISPLAY=DESC] describes a method for enabling a smoker to modulate his consumption of cigarettes;
*Canadian Patent No. 787,688 [http://patents.ic.gc.ca/cipo/cpd/en/patent/787688/summary.html] illustrates that it is a smoking device which is designed to reduce the ratio of particulate matter (i.e. tar) to nicotine in cigarette smoke while at the same time satisfying the smokers physical needs for nicotine;
*German Patent No. 1,053,996 [http://www.patentgenius.com/patent/4774971.html] describes a device having an annular restriction around the cigarette near the mouthpiece end;
*U.S. Pat. No. 4,284,089 [http://www.freepatentsonline.com/4284089.html] described in this patent does not resort to combustion in its attempt at satisfying the smokers craving for nicotine.

References