US PATENT SUBCLASS 536 / 26.42
.~.~.~.~.~.~ Processes of concentraction, separation, recovery, or extraction (e.g., recovery from organ extracts, from fermentation broth, from sewage sludge, 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}
26.1  DF  .~.~.~.~ Phosphorus containing N-glycoside wherein the N is part of an N-hetero ring {9}
26.4  DF  .~.~.~.~.~ Cobalamin nucleotides (e.g., vitamin B-12, etc.) {2}
26.42.~.~.~.~.~.~ Processes of concentraction, separation, recovery, or extraction (e.g., recovery from organ extracts, from fermentation broth, from sewage sludge, etc.) {1}
26.43  DF  .~.~.~.~.~.~.~> Adsorbent used (e.g., activated alumina, ion exchange resins, etc.)

DEFINITION

Classification: 536/26.42

Processes of concentration, separation, recovery, or extraction (e.g., recovery from organ extracts, from fermentation broth, from sewage sludge, etc.):

(under subclass 26.4) Processes for the separation, extraction, recovery, or concentration of cobalamin nucleotide compounds.