US PATENT SUBCLASS 8 / 127.5-- .~ Proteinaceous fibers

US PATENT SUBCLASS 8 / 127.5
.~ Proteinaceous fibers

Current as of: June, 1999
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8 /	HD	BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

115.51	DF	CHEMICAL MODIFICATION OF TEXTILES OR FIBERS OR PRODUCTS THEREOF {7}
127.5		.~ Proteinaceous fibers {3}
127.51	DF	.~.~> Hair
127.6	DF	.~.~> Treatment with aldehyde or aldehyde derivative, ketone or nitrogen containing organic compound
128.1	DF	.~.~> Natural wool or silk {1}

DEFINITION

Classification: 8/127.5

(under subclass 115.5) Subject matter wherein the textiles or fibers are proteinaceous, that is the basic chemical structure consists of protein molecules, such as, for example, wool, silk, hair and artificial fibers spun from soya bean, casein, zein or gelatine solutions.

(1) Note. This subclass includes chemical shrinking and delustering by chemical modification.

SEE OR SEARCH THIS CLASS, SUBCLASS:

94.1+, for the treatment of animal fibers still attached to the skin, e.g., fur, and for the treatment of internal tissues except when such tissues have been converted into textile form, in which case the chemically modifying treatments thereof are placed in this or the indented subclass.