US PATENT SUBCLASS 106 / 137.5
.~.~.~.~.~ With natural resin or derivative

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

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
124.1  DF  .~ Proteinaceous material containing {21}
135.1  DF  .~.~ With carbohydrate or derivative {4}
136.1  DF  .~.~.~ Cellulosic material {7}
137.1  DF  .~.~.~.~ Lignocellulosic material (e.g., flock, sawdust, wood, etc.) {6}
137.5.~.~.~.~.~ With natural resin or derivative

DEFINITION

Classification: 106/137.5

With natural resin or derivative:

(under subclass 137.1) Compositions which contain, in addition to the lignocellulosic material, a natural resin or a chemical modification of a natural resin.

(1) Note. Natural resins include but are not limited to shellac, copals from various sources (e.g., congo, manila, etc.), amber, dammar, dead dammar, gum rosin, japan, japan varnish, rosin (colophony), tall oil (liquid rosin), wood rosin, burgundy pitch, gurjun balsam, canada balsam, sandrac, mastic, accroides, benzoin, elemi, gamboge, gum thus, venice turpentine, bordeaux turpentine, abietic acid, and pimaric acid.

(2) Note. Examples of derivatives included herein are hydrogenated, esterified, polymerized, and sulfurized resins, or salts thereof.