US PATENT SUBCLASS 131 / 349
.~ With ash retainer or means to prevent or retard burning

Current as of: June, 1999
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131 /   HD   TOBACCO

347  DF  TOBACCO OR TOBACCO SUBSTITUTE PRODUCT OR COMPONENT PART THEREOF {7}
349.~ With ash retainer or means to prevent or retard burning

DEFINITION

Classification: 131/349

With ash retainer or means to prevent or retard burning:

(under subclass 347) Product including means to retain or receive the burnt ash of the consumed tobacco product or means to prevent, retard, or extinguish combustion.