U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

A lighter for tobacco products suppresses the urge to smoke by operant conditioning.

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Class 235/60.37 - By direct impression from result elements

Subclass of Class 235 - Registers
Definition: Subject matter in which a total or result is recorded by
No. of patents: 0