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Class Information
Number: 131/19R
Name: Tobacco >

Sub-classes under this class:

Class Number Class Name Patents
131/111 Plug or compressed shape making 14
131/270 Antismoking product or device, i.e., deterent 166
131/274 Product or device having identifiable constituent to flavor or enhance flavor 72
131/280 Cigar or cigarette making 194
131/290 Tobacco treatment 148
131/328 Making or using tobacco users' appliance 44
131/329 Tobacco users' appliance 191
131/331 Smoke separator or treater 267
131/347 Tobacco or tobacco substitute product or component part thereof 75
131/369 Method or apparatus for making tobacco substitute 103
131/370 Method or apparatus for making reconstituted tobacco 73
131/900 Liquified gas employed in puffing tobacco 27
131/901 Organic liquid employed in puffing tobacco 12
131/902 Inorganic chemical agents employed in puffing tobacco 7
131/903 Fixing the product after puffing 23
131/904 Pneumatic means for sensing condition or characteristic 37
131/905 Radiation source for sensing condition or characteristic 76
131/906 Sensing condition or characteristic of continuous tobacco rod 91
131/907 Ejection or rejection of finished article due to detected or sensed condition 48
131/908 Sensing unique characteristic or specific condition of finished product 65
131/909 Sensing condition in feed hopper for cigar or cigarette making 31
131/910 Sensing or detecting malfunction in cigar or cigarette maker 29
131/DIG.1 Pipe literature 0

Patents under this class:

Patent Number Title Of Patent Date Issued

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