US PATENT SUBCLASS 148 / 503
.~.~ Utilizing therein symbol for temperature

Current as of: June, 1999
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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}
500  DF  .~ Utilizing disclosed mathematical formula or relationship {3}
503.~.~ Utilizing therein symbol for temperature {1}
504  DF  .~.~.~> With working step

DEFINITION

Classification: 148/503

Utilizing therein symbol for temperature:

(under subclass 500) Process which utilizes, in a mathematical formula or relationship therein, a symbol to represent temperature other than abbreviations representing the temperature scale (e.g., C for centigrade, etc.).

(1) Note. Utilization of a temperature or temperature range, per se, is not proper hereinunder unless the temperature or temperature range is part of the mathematical formula or relationship.