US PATENT SUBCLASS 536 / 25.42
.~.~.~.~.~.~ Denaturant utilized

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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

DEFINITION

Classification: 536/25.42

Denaturant utilized:

(under subclass 25.41) Processes for the separation or purification of polynucleotides or oligonucleotides which include extraction steps, which processes utilize a denaturant.