US PATENT SUBCLASS 438 / FOR 394
.~.~ Semiconductor compound or mixed semiconductor material (437/234)

Current as of: June, 1999
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438 /   HD   SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS

FOR 385  DF  INCLUDING COATING OR MATERIAL REMOVAL, E.G., ETCHING, GRINDING, ETC. (437/ 225) {9}
FOR 393  DF  .~ Of polycrystalline semiconductor material on substrate (437/233) {1}
FOR 394.~.~ Semiconductor compound or mixed semiconductor material (437/234)

DEFINITION

Classification: 438/FOR.394

Semiconductor compound or mixed semiconductor material:

Foreign art collection for processes wherein the semiconductor material is a compound or mixture.