| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 09.99 |
| PATENT ASSIGNEE | 21st Century Medicine Inc |
| PATENT CLAIMS |
Method of cryopreserving biological material so as to retain biological activity (a) Adm. cryoprotective agent mixt., in concn sufficient to permit vitrification, which comprises an alkoxylated organic compd to material (b) Cooling material to vitrified state |
| PATENT PHOTOCOPY | Available on request |
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