Invention Grant
- Patent Title: Silk-hyaluronic acid tissue fillers and methods of making and using the same
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Application No.: US17414752Application Date: 2019-12-19
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Publication No.: US12296067B2Publication Date: 2025-05-13
- Inventor: Gregory H. Altman , Rebecca L. Lacouture , Peng Xu , Erlei Jin , Carlos J. Bosques , Patrick Yacono , Patrik Johansson
- Applicant: Evolved by Nature, Inc.
- Applicant Address: US MA Medford
- Assignee: Evolved by Nature, Inc.
- Current Assignee: Evolved by Nature, Inc.
- Current Assignee Address: US MA Medford
- Agency: Morgan, Lewis & Bockius LLP
- International Application: PCT/US2019/067617 WO 20191219
- International Announcement: WO2020/132331 WO 20200625
- Main IPC: A61L27/26
- IPC: A61L27/26 ; A61K8/64 ; A61K8/73 ; A61K8/86 ; A61L27/36 ; A61L27/52 ; A61L27/54 ; A61L27/58 ; A61Q19/08

Abstract:
Hyaluronic acid and silk fibroin or silk fibroin fragments tissue fillers and methods of making and using the same are provided herein. In some embodiments, the disclosure relates to a biocompatible tissue filler comprising silk fibroin or silk fibroin fragments, hyaluronic acid (HA), and polyethylene glycol (PEG) and/or polypropylene glycol (PPG), wherein a portion of the HA is modified or crosslinked by one or more linker moieties comprising one or more of polyethylene glycol (PEG), polypropylene glycol (PPG), and a secondary alcohol, wherein the linker moieties are attached to the HA at one end of the linker.
Public/Granted literature
- US20230114250A1 SILK-HYALURONIC ACID TISSUE FILLERS AND METHODS OF MAKING AND USING THE SAME Public/Granted day:2023-04-13
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