US PATENT SUBCLASS 536 / 27.12-- .~.~.~.~.~ Separation or purification (e.g., resolving isomeric mixtures, etc.)

US PATENT SUBCLASS 536 / 27.12
.~.~.~.~.~ Separation or purification (e.g., resolving isomeric mixtures, etc.)

Current as of: June, 1999
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536 /	HD	ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*	DD	ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
1.11	DF	.~ Carbohydrates or derivatives {15}
18.7	DF	.~.~ Nitrogen containing {13}
22.1	DF	.~.~.~ N-glycosides, polymers thereof, metal derivatives (e.g., nucleic acids, oligonucleotides, etc.) {12}
27.1	DF	.~.~.~.~ N-glycosides wherein the N is part of an N-hetero ring which hetero ring is part of a polycyclo ring system containing an N-hetero ring and an additional hetero ring (e.g., rebeccamycin, etc.) {3}
27.12		.~.~.~.~.~ Separation or purification (e.g., resolving isomeric mixtures, etc.)

DEFINITION

Classification: 536/27.12

Separation or purification (e.g., resolving isomeric mixtures, etc.):

(under subclass 27.1) Processes for the separation, isolation, or purification of the N-hetero glycosides.

(1) Note. Chemical processes for resolving isomeric mixtures are included in this subclass.

SEE OR SEARCH CLASS

435, Chemistry: Molecular Biology and Microbiology, appropriate subclasses for processes for the separation, isolation or purification of N-glycosides or nucleic acids which utilize a micro-organism or an enzyme.