Global Patent Index - EP 1161144 A1

EP 1161144 A1 2001-12-12 - CRYOPRESERVATION OF OOCYTES AND EMBRYOS AND METHODS FOR PRODUCING ANIMALS INVOLVING THE SAME

Title (en)

CRYOPRESERVATION OF OOCYTES AND EMBRYOS AND METHODS FOR PRODUCING ANIMALS INVOLVING THE SAME

Title (de)

KRYOKONSERVIERUNG VON OOZYTEN UND EMBRYOS UND VERFAHREN ZUR TIERPRODUKTION UNTER VERWENDUNG DERSELBEN

Title (fr)

CRYOPRESERVATION D'OVOCYTES ET D'EMBRYONS ET METHODES DE PRODUCTION D'ANIMAUX PAR CETTE TECHNIQUE

Publication

EP 1161144 A1 (EN)

Application

EP 99957762 A

Priority

  • AU 9901048 W
  • AU PP729998 A

Abstract (en)

[origin: WO0030441A1] A method for the cryopreservation of oocytes or embryos, which comprises centrifugation of oocytes or embryos to polarise cytoplasmic lipid outside the oocyte or embryonic cells, subjecting the oocytes or embryos to low temperature conditions in the presence of a cryoprotectant which results in freezing of the oocytes or embryos prior to lipid depolarisation, followed by low temperature storage of the frozen lipid polarised oocytes or embryos are described, as are oocytes and embryos produced according to such methods, and methods for producing live animals.

IPC 1-7 (main, further and additional classification)

A01N 1/02; A01K 67/02

IPC 8 full level (invention and additional information)

A01N 1/02 (2006.01); C12N 15/873 (2010.01)

CPC (invention and additional information)

C12N 15/873 (2013.01); A01N 1/02 (2013.01); A01N 1/0221 (2013.01)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

WO 0030441 A1 20000602; AU PP729998 A0 19981217; EP 1161144 A1 20011212; EP 1161144 A4 20020417

INPADOC legal status


2004-09-15 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20040309

2003-01-29 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20021213

2002-04-17 [A4] DESPATCH OF SUPPLEMENTARY SEARCH REPORT

- Effective date: 20020301

2002-04-17 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A4

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-12-12 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20010913

2001-12-12 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2001-12-12 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI