EP0391526 - Antibody purification process [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 21.09.1995 Database last updated on 31.08.2024 | Most recent event Tooltip | 30.11.2007 | Lapse of the patent in a contracting state New state(s): ES | published on 02.01.2008 [2008/01] | Applicant(s) | For all designated states UniSyn Technologies, Inc. 10954 Via Frontera San Diego, California 92127 / US | [1993/50] |
Former [1993/39] | For all designated states UniSyn Fibertec Corporation 10954 Via Frontera San Diego, California 92127 / US | ||
Former [1990/41] | For all designated states BIOPROBE INTERNATIONAL, INC. 14272 Franklin Avenue Suite 106 Tustin, California 92680-7027 / US | Inventor(s) | 01 /
Ngo, That T. 5901 Sierra Bravo Irvine, CA / US | [1994/46] |
Former [1990/41] | 01 /
Ngo, That T. 5901 Sierra Bravo Irvine, California / US | Representative(s) | Marchant, James Ian, et al Elkington & Fife, Prospect House, 8 Pembroke Road Sevenoaks Kent TN13 1XR / GB | [N/P] |
Former [1994/52] | Marchant, James Ian, et al Elkington & Fife, Prospect House, 8 Pembroke Road Sevenoaks, Kent TN13 1XR / GB | ||
Former [1993/39] | Sheard, Andrew Gregory Kilburn & Strode 30, John Street London WC1N 2DD / GB | ||
Former [1990/41] | Brown, David Leslie Page Hargrave Temple Gate House Temple Gate Bristol BS1 6PL / GB | Application number, filing date | 90301666.5 | 15.02.1990 | [1990/41] | Priority number, date | US19890333488 | 05.04.1989 Original published format: US 333488 | [1990/41] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0391526 | Date: | 10.10.1990 | Language: | EN | [1990/41] | Type: | A3 Search report | No.: | EP0391526 | Date: | 09.01.1991 | Language: | EN | [1991/02] | Type: | B1 Patent specification | No.: | EP0391526 | Date: | 17.11.1994 | Language: | EN | [1994/46] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.11.1990 | Classification | IPC: | C12P21/00 | [1990/41] | CPC: |
G01N33/6854 (EP,US);
C07K16/065 (EP,US);
Y10S436/824 (EP,US);
Y10S436/825 (EP,US);
Y10S436/826 (EP,US);
Y10S530/825 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE [1990/41] | Title | German: | Reinigungsverfahren für Antikörper | [1990/41] | English: | Antibody purification process | [1990/41] | French: | Procédé de purification d'anticorps | [1990/41] | Examination procedure | 02.05.1991 | Examination requested [1991/27] | 30.07.1993 | Despatch of a communication from the examining division (Time limit: M04) | 28.10.1993 | Reply to a communication from the examining division | 23.12.1993 | Despatch of communication of intention to grant (Approval: Yes) | 13.05.1994 | Communication of intention to grant the patent | 04.07.1994 | Fee for grant paid | 04.07.1994 | Fee for publishing/printing paid | Opposition(s) | 18.08.1995 | No opposition filed within time limit [1995/45] | Fees paid | Renewal fee | 30.12.1991 | Renewal fee patent year 03 | 23.02.1993 | Renewal fee patent year 04 | 25.02.1994 | Renewal fee patent year 05 |
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Lapses during opposition Tooltip | CH | 17.11.1994 | ES | 17.11.1994 | GR | 17.11.1994 | IT | 17.11.1994 | LI | 17.11.1994 | LU | 28.02.1995 | [2002/24] |
Former [2000/04] | CH | 17.11.1994 | |
GR | 17.11.1994 | ||
IT | 17.11.1994 | ||
LI | 17.11.1994 | ||
LU | 28.02.1995 | ||
Former [1999/42] | CH | 17.11.1994 | |
IT | 17.11.1994 | ||
LI | 17.11.1994 | ||
Former [1997/17] | CH | 17.11.1994 | |
LI | 17.11.1994 | ||
Former [1995/31] | CH | 17.11.1994 | |
LI | 17.11.1994 | Documents cited: | Search | [A]EP0162034 (MONSANTO CO [US]); | [AD]US4704366 (JUAREZ-SALINAS HECTOR [US], et al); | [XD]US4801687 (NGO THAT T [US]) | [AD] - IMMUNOCHEMISTRY, vol. 15, 1978, Oxford, GB P.L. EY et al. "Isolation of pure IgG1, IgG2a and IgG2b immunoglobulins from mouse serum using protein A-se- pharose" pages 429-436 | [AD] - JOURNAL OF IMMUNOLOGICAL METHODS, vol. 62, no. 1, 1983, Amsterdam R. LINDMARK et al. "Binding of Immunoglobulins to Pro- tein A and Immunoglobulin Levels in Mammalian Sera" pages 1-13 | Examination | - IMMUNOCHEMISTRY, vol. 15, 1978, Oxford (GB); P.L. EY et al., pp. 429-436# | by applicant | US4582875 | US4704366 | US4801867 | - R. LINDMARK; K. THOREN-TOLLING; J. SJOQUIST, "Binding of Immunoglobulins to Protein A and Immunoglobulin Levels in Mammalian Sera", JOURNAL OF IMMUNOLOQICAL METHODS, (1983), vol. 52, page 1 | - P.L. EY; S.J. PROWSE; C.R. JENKIN, "Isolation of Pure IgG,, IgG2a and IgG2b Immunoglobulins from Mouse Serum Using Protein A-Sepharose", IMMUNOCHEMISTRV, (1978), vol. 15, page 429 |