US PATENT SUBCLASS 536 / 25.4
.~.~.~.~ Separation or purification of polynucleotides or oligonucleotides

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}
25.4.~.~.~.~ Separation or purification of polynucleotides or oligonucleotides {1}
25.41  DF  .~.~.~.~.~> Extraction processes (e.g., solvent extraction process, etc.) {1}

DEFINITION

Classification: 536/25.4

Separation or purification of polynucleotides or oligonucleotides:

(under subclass 22.1) Processes for the purification or separation of polynucleotides or oligonucleotides.

SEE OR SEARCH CLASS

435, Chemistry: Molecular Biology and Microbiology, appropriate subclasses for processes for the purification or separation of polynucleotides or olygonucleotides that utilize a microorganism or an enzyme.