| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 09.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
- Forming the biopolymer into soln - Crosslinking biopolymer in soln without use of crosslinking chemicals - Freeze-drying soln to form foam |
| PATENT PHOTOCOPY | Available on request |
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