Syringa pubescens microphylla seed extract composition and its application in antibiotic-resistant infections

US11712457B2 · kind B2 · utility

Assignee

• SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGY · CN

Inventors

• Qianqian Zhao · Xi'an, CN
• Jialin Li · Shantou, CN
• Dan Yang · Wuxi, CN
• Jingyi Li · Xi'an, CN
• Liang Xin · Xi'an, CN
• Chunyang Shi · Xi'an, CN
• Xiaolin Xie · Xi'an, CN
• Dezhu Zhang · Xi'an, CN
• Ruina Bian · Xi'an, CN
• Xingke Ju · Xi'an, CN
• Chengyuan Liang · Xi'an, CN
• Yanjun Li · 安丰镇, CN
• Qiao Zeng · Xi'an, CN

Key dates

• Filing date: Feb 11, 2021
• Grant date: Aug 1, 2023
• Expiry date: Apr 22, 2041

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02A50/30
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A Syringa microphylla seed extract includes the following components by weight based on a total weight of the Syringa microphylla seed extract: 0.4944-0.7142 mg/g of echinacoside, 6.624-7.617 mg/g of oleuropein, 0.4276-0.6309 mg/g of verbascoside, 3.927-4.684 mg/g of syringin, and 4.505-5.250 mg/g of forsythiaside B. A method of preparing the Syringa microphylla seed extract is disclosed. A composition for treating antibiotic-resistant infections that includes the Syringa microphylla seed extract is also disclosed.