Nova Patents
HRP970525A2

Method for puryfying gbs toxin/cm101

Abstract

A method for purifying a polysaccharide from group B beta -hemolytic Streptococcus (GBS) bacteria includes contacting a bacterial fermentation stock with a hydrophobic interaction chromatography (HIC) resin. Additional steps may include a phenol/saline extraction and an ion exchange chromatography. The method results in a product having very high purity. The product of the purification provides a composition which is highly useful in both research and therapeutic settings.

Term

Term ended

Projected expiry passed 29 September 2017, 9 years ago.

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29 members in 19 offices

This recordMember, by publication datePriority claim9 more offices are in the list below

Priority claims4

Priority claims
DocumentOfficeKindDate
74477096United States of AmericaA
74477096United States of AmericaA
08744770–––
US19960744770–––

Members29

Family members, oldest first
DocumentOfficeKind
ZA978754BSouth AfricaB
CA2265696A1CanadaA1
WO9814603A1World Intellectual Property Organization (WIPO)A1
AU4802697AAustraliaA
HRP970525A2This recordCroatiaA2
US5811403AUnited States of AmericaA
NO991529D0NorwayD0
NO991529LNorwayL
EP0932696A1European Patent Office (EPO)A1
US5939396AUnited States of AmericaA
CN1235642AChinaA
BR9712167ABrazilA
IL129162D0IsraelD0
KR20000048757ARepublic of KoreaA
AR011238A1ArgentinaA1
US6136789AUnited States of AmericaA
HK1025602A1Hong Kong, ChinaA1
JP2001504144AJapanA
US6407069B1United States of AmericaB1
EP0932696B1European Patent Office (EPO)B1
AT284449TAustriaT
ATE284449T1AustriaT1
DE69731891D1GermanyD1
CN1192115CChinaC
DK0932696T3DenmarkT3
ES2235228T3SpainT3
DE69731891T2GermanyT2
JP2009173945AJapanA
CA2265696CCanadaC