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Extract from the Register of European Patents

EP About this file: EP0712574

EP0712574 - Use of D,L-alpha-lipoic acid, its enantiomers and/or its derivatives as additive for erythrocyte liquid preserves and cryopreserves for homologous and autologous erythrocyte concentrates [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.01.2001
Database last updated on 05.10.2024
Most recent event   Tooltip26.01.2001No opposition filed within time limitpublished on 14.03.2001 [2001/11]
Applicant(s)For all designated states
ASTA Medica Aktiengesellschaft
An der Pikardie 10
01277 Dresden / DE
[2000/13]
Former [1996/21]For all designated states
ASTA Medica Aktiengesellschaft
An der Pikardie 10
D-01277 Dresden / DE
Inventor(s)01 / Conrad, Frank, Dr.
Autogenstrasse 8
D-65933 Frankfurt / DE
02 / Henrich, Hermann-August, Prof. Dr.
Steinbachtal 44
D-97082 Würzburg / DE
03 / Geise, Wolfgang, Dr.
Bergtheimer Strasse 2
D-97241 Dipbach / DE
04 / Ulrich, Heinz, Dr.
Bayernstrasse 2
D-63843 Niedernberg / DE
[1996/21]
Representative(s)Decker, Karl-Ludwig
Arzneimittelwerk Dresden GmbH Fachbereich Patente Postfach 10 01 57
01435 Radebeul / DE
[2000/13]
Application number, filing date95117109.931.10.1995
[1996/21]
Priority number, dateDE1994443948008.11.1994         Original published format: DE 4439480
[1996/21]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0712574
Date:22.05.1996
Language:DE
[1996/21]
Type: A3 Search report 
No.:EP0712574
Date:05.02.1997
[1997/06]
Type: B1 Patent specification 
No.:EP0712574
Date:29.03.2000
Language:DE
[2000/13]
Search report(s)(Supplementary) European search report - dispatched on:EP20.12.1996
ClassificationIPC:A01N1/00
[1996/21]
CPC:
A01N1/02 (EP,US); A01N1/0226 (EP,US)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [1996/21]
TitleGerman:Verwendung von D,L-alpha-Liponsäure, ihren Enantiomeren, und/oder ihren Derivaten als Zusatz bei Erythrozyten-Flüssig und -Kryokonserven für homologe und autologe Erythrozytenkonzentrate[1996/21]
English:Use of D,L-alpha-lipoic acid, its enantiomers and/or its derivatives as additive for erythrocyte liquid preserves and cryopreserves for homologous and autologous erythrocyte concentrates[1996/21]
French:Utilisation de l'acide alpha lipoique, ses énantiomères et/ou ses dérivées comme additif des érythrocytes conserves liquides et cryoconserves pour concentrats des erythrocytes homologues et autologues[1996/21]
Examination procedure05.03.1997Examination requested  [1997/18]
12.11.1997Despatch of a communication from the examining division (Time limit: M04)
11.03.1998Reply to a communication from the examining division
07.08.1998Despatch of a communication from the examining division (Time limit: M04)
08.12.1998Reply to a communication from the examining division
23.04.1999Despatch of communication of intention to grant (Approval: Yes)
01.10.1999Communication of intention to grant the patent
23.12.1999Fee for grant paid
23.12.1999Fee for publishing/printing paid
Opposition(s)30.12.2000No opposition filed within time limit [2001/11]
Fees paidRenewal fee
11.10.1997Renewal fee patent year 03
22.10.1998Renewal fee patent year 04
16.10.1999Renewal 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.
Documents cited:Search[X]EP0382066  (ASTA PHARMA AG [DE]) [X] 4* the whole document *;
 [Y]US5248506  (HOLME STEIN [US], et al) [Y] 1,2,4,5,7 * column 3, line 34 - column 4, line 38 *;
 [Y]US5250303  (MERYMAN HAROLD T [US], et al) [Y] 1,2,4,5,7 * table 1 *;
 [Y]EP0564880  (SECR DEFENCE BRIT [GB]) [Y] 1,3,4,6,7 * the whole document *;
 [Y]  - A. CONSTANTINESCU, H. TRITSCHLER & L. PACKER, "Alpha-Lipoic acid protects against hemolysis of human erythrocytes induced by peroxyl radicals.", BIOCHEM. & MOLEC. BIOL. INTERN., (199407), vol. 33, no. 4, pages 669 - 679, XP002018893 [Y] 1-7 * the whole document *
 [Y]  - A. CONSTANTINESCU, D. HAN & L. PACKER, "Vitamin E recycling in human erythrocyte membranes.", J. BIOL. CHEM., (19930525), vol. 268, no. 15, pages 10906 - 10913, XP002018894 [Y] 1-7 * page 10912, column 1, paragraph 2 - column 2, paragraph 1; figure 5; table I *
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.