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Extract from the Register of European Patents

EP About this file: EP0701566

EP0701566 - HIGH SALT BINDING BUFFER FOR IMMUNOGLOBULIN PURIFICATION WITH A SYNTHETIC AFFINITY LIGAND [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  19.07.1996
Database last updated on 14.09.2024
Most recent event   Tooltip19.07.1996Withdrawal of applicationpublished on 04.09.1996 [1996/36]
Applicant(s)For all designated states
UniSyn Technologies, Inc.
25 South Street Hopkinton
Massachusetts 01748-2217 / US
[N/P]
Former [1996/12]For all designated states
UNISYN TECHNOLOGIES, INC.
25 South Street
Hopkinton, Massachusetts 01748-2217 / US
Inventor(s)01 / GOFFE, Randal A.
18123 State Route 530 N.E.
Arlington, WA 98223 / US
02 / SHI, Yuan
15485 Williams Street Apartment C-7
Tustin, CA 92680 / US
[1996/12]
Representative(s)Hall, Marina, et al
Elkington and Fife Prospect House, 8 Pembroke Road Sevenoaks
Kent TN13 1XR / GB
[N/P]
Former [1996/12]Dowden, Marina, et al
Elkington and Fife Prospect House, 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Application number, filing date94921883.801.04.1994
[1996/12]
WO1994US03615
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9526977
Date:12.10.1995
Language:EN
[1995/43]
Type: A1 Application with search report 
No.:EP0701566
Date:20.03.1996
Language:EN
The application published by WIPO in one of the EPO official languages on 12.10.1995 takes the place of the publication of the European patent application.
[1996/12]
Search report(s)International search report - published on:US12.10.1995
ClassificationIPC:C07K3/12, C07K3/18, C07K3/20, C07K13/00, C07K15/00, C07K15/06, C07K15/28
[1996/12]
CPC:
C07K16/065 (EP)
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI,   NL [1996/12]
TitleGerman:SALZREICHER BINDUNGSPUFFER ZUR IMMUNGLOBULINREINIGUNG DURCH EINEN SYNTHETISCHEN AFFINITÄTSLIGANDEN[1996/12]
English:HIGH SALT BINDING BUFFER FOR IMMUNOGLOBULIN PURIFICATION WITH A SYNTHETIC AFFINITY LIGAND[1996/12]
French:TAMPON DE FIXATION A HAUTE TENEUR EN SEL POUR LA PURIFICATION D'IMMUNOGLOBULINES AVEC UN LIGAND D'AFFINITE SYNTHETIQUE[1996/12]
File destroyed:13.09.2003
Entry into regional phase21.11.1995National basic fee paid 
21.11.1995Search fee paid 
21.11.1995Designation fee(s) paid 
21.11.1995Examination fee paid 
Examination procedure23.11.1995Examination requested  [1996/12]
06.07.1996Application withdrawn by applicant  [1996/36]
Fees paidRenewal fee
21.11.1995Renewal fee patent year 03
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Cited inInternational search[Y]US4704366
 [XY]  - Journal of Chromatography, Volume 510, issued 1990, T.T. NGO et al., "Chemistry and Preparation of Affinity Ligands Useful in Immunoglobulin Isolation and Serum Protein Separation", pages 281-291, see page 283 and page 285, lines 1-4.
 [XY]  - Journal of Chromatography, Volume 597, issued 1992, T.T. NGO et al., "Avid AL, A Synthetic Ligand Affinity Gel Mimicking Immobilized Bacterial Antibody Receptor for Purification of Immunoglobulin G", pages 101-109, see entire document.
 [A]  - Journal of Immunological Methods, Volume 52, issued 1982, M.J. ESCRIBANO et al., "Isolation of Two Immunoglobulin G Subclasses, IgG2 and IgG1, from Hamster Serum Using Protein A-Sepharose", pages 63-72, see entire document.
 [A]  - The Journal of Immunology, Volume 125, Number 2, issued August 1980, A.C. GILLIAM et al., "Antibodies to Double-Stranded DNA: Purification and Characterization of Binding Specificities", pages 874-885, see entire document.
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.