US PATENT SUBCLASS 148 / 241
.~.~ Testing or electrical or wave energy utilized

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


148 /   HD   METAL TREATMENT

95  DF  PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL {17}
240  DF  .~ Processes of coating utilizing a reactive composition which reacts with metal substrate or composition therefore {12}
241.~.~ Testing or electrical or wave energy utilized

DEFINITION

Classification: 148/241

Testing or electrical or wave energy utilized:

(under subclass 240) Subject matter wherein a test, or electrical or wave energy is involved.

(1) Note. For purposes of this subclass the test or the use of electrical or wave energy need not be part of the actual

coating process. It is sufficient if any part of the claim involves a test, or involves electrical or wave energy.