US PATENT SUBCLASS 422 / 2
.~ Step of warning or decreasing hazard of process

Current as of: June, 1999
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422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

1  DF  PROCESS DISINFECTING, PRESERVING, DEODORIZING, OR STERILIZING {15}
2.~ Step of warning or decreasing hazard of process

DEFINITION

Classification: 422/2

Step of warning or decreasing hazard of process:

(under subclass 1) Process including a step intended to increase the safety of or decrease the danger of the process or to warn persons away from an area where a dangerous process is being performed.

(1) Note. The danger must be caused by the process itself. Preserving against a hazard is placed below.