US PATENT SUBCLASS 106 / 169.57
.~.~.~.~.~ With elemental carbon (e.g., graphite, coal, etc.)

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
162.1  DF  .~ Carbohydrate or derivative containing {15}
163.01  DF  .~.~ Cellulosic material {11}
168.01  DF  .~.~.~ Cellulose ester or salt thereof {21}
169.01  DF  .~.~.~.~ Cellulose nitrate {21}
169.57.~.~.~.~.~ With elemental carbon (e.g., graphite, coal, etc.)

DEFINITION

Classification: 106/169.57

With elemental carbon (e.g., graphite, coal, etc.):

(under subclass 169.01) Compositions which contain in addition to the cellulose nitrate carbon in substantially pure form including its crystalline allotrope (i.e., graphite) and amorphous allotropes (e.g., coal, coke, carbon black, etc.).

SEE OR SEARCH THIS CLASS, SUBCLASS:

199.1, for compositions containing cellulose ether or salt

thereof and elemental carbon.