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Class 422 :: CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

Definition

This is a generic class for

(1) processes of disinfecting, deodorizing, preserving or sterilizing and

(2) apparatus for

(a) carrying out chemical reactions,

(b) preparing or treating chemical compounds or compositions even though only a physical reaction is discernible,

(c) performing an analysis which involves either a chemical reaction or a physical reaction not elsewhere provided, for and

(d) carrying out the above processes not elsewhere provided for.

LINES WITH OTHER CLASSES

(A) Processes involving disinfecting, deodorizing, preserving or sterilizing (and apparatus when appropriate) for treating a compound, composition, or by-product by particularly

(1) Preserving by purification only is classified with the appropriate compound, composition, or physical separation class. Where the purification involves a chemical reaction, see the appropriate compound or composition class, Class 423, Chemistry of Inorganic Compounds, subclasses 210+ having the generic art on gas purification involving a chemical reaction. Where there is purification by physical separation only, see the appropriate physical separation class in References To Other Classes below.

(2) By coating, impregnating, or laminating. See References To Other Classes below for class references to this area.

(3) By cleaning. See References To Other Classes below for class references to this area.

(4) By heating, cooking, cooling, and/or drying only. See References To Other Classes below for class references to this area.

(B) Art processes and apparatus are classified with the appropriate art even though the steps of, or means for, disinfecting, deodorizing, preserving, or sterilizing, are claimed in combination therewith. The disinfecting, deodorizing, preserving, or sterilizing subcombination should be cross-referenced to the appropriate place. See References To Other Classes below for class references to this area.

(C) Other disinfecting, deodorizing, preserving, or sterilizing, per se. See References To Other Classes below for class references to this area.

(D) Apparatus

(1) Analytical apparatus. See References To Other Classes below for class references to this area.

(2) Material preparation or treating apparatus. See References To Other Classes below for class references to this area.

Subclasses List