专利检索 ap:("FIDIA FARMACEUTICI S.p.A.") AND inv:"Mara Pittarello" 第 1 页

1.

发明授权
Process for the preparation and purification of the sodium salt of hyaluronic acid 有权

公开(公告)号：US10849925B2

公开(公告)日：2020-12-01

申请号：US16313409

申请日：2017-07-27

申请人： FIDIA FARMACEUTICI S.p.A.

发明人： Mara Pittarello , Francesco Borile , Vincenza Corsa

IPC分类号： C08B37/08 , C12P19/04 , A61K31/728 , A61P41/00 , A61P19/02 , A61P27/00

摘要： The present invention concerns a process for the preparation and purification of the sodium salt of HA from the fermentation broth of Streptococcus or Bacillus or from rooster combs, the sodium salt of HA obtained and purified with said process and pharmaceutical, cosmetic and nutritional compositions comprising said sodium salt of HA.