Patent · US Active

Diffusion device with odor sensor

US8955765B2 · kind B2 · utility

37Cited by

14References

4Claims

0Family size

Assignee

S. C. JOHNSON & SON, INC. · US

Inventors

Jose Porchia · Saginaw, US
Hermann Neumann · Jakarta, ID

Key dates

Filing date	Aug 20, 2008
Grant date	Feb 17, 2015
Priority date	—
Expiry date	Mar 21, 2030

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61L2209/111
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An apparatus for treating an airspace with a volatile substance includes means for detecting the presence of a specific component in a volatile substance and means for controlling a volatile substance dispenser to dispense the volatile substance only if the volatile substance contains the specific component.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.