US PATENT SUBCLASS 106 / 31.01
.~ Marking

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

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
31.01.~ Marking {14}
31.02  DF  .~.~> Odor masked, odor reduced, or perfumed
31.03  DF  .~.~> Composition for marking live animal or plant, or for marking animal derived products (e.g., animal skins, etc.)
31.04  DF  .~.~> Reflecting composition for marking pavement or sign
31.05  DF  .~.~> Composition for marking an inorganic settable or ceramic object (e.g., for marking cement or glass, etc.)
31.06  DF  .~.~> Composition for marking metal or metal product
31.07  DF  .~.~> Indelible crayon {1}
31.09  DF  .~.~> Erasable crayon (i.e., washable or removable crayon) {1}
31.11  DF  .~.~> Pencil leads {1}
31.13  DF  .~.~> Inks {6}
31.93  DF  .~.~> Felt tip or correction composition
31.94  DF  .~.~> Carbohydrate, protein, or derivative containing
31.95  DF  .~.~> Glass, glass derivative, carbon, or free metal containing
31.96  DF  .~.~> Natural resin or derivative thereof containing
31.97  DF  .~.~> Organic nitrogen compound or organic sulfur compound containing

DEFINITION

Classification: 106/31.01

Marking:

(under the class definition) Coating or plastic compositions which are specialized for use in producing characters and

indicia by means of marking, writing, printing, etc.

(1) Note. Search appropriate subclasses for similar compositions not designed for use as marking compositions.

SEE OR SEARCH CLASS

401, Coating Implements With Material Supply,

49+, for pencils wherein significant structure of the pencil is claimed

520, Synthetic Resins or Natural Rubbers, appropriate subclasses, particularly Class 523,

164, for a composition containing a synthetic resin or natural rubber having utility as the writing material in a lead pencil or crayon or to processes of preparing said composition.