Patents by Inventor Lingen Chen

Lingen Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Composition containing total triterpenoid sapogenins extracted from bamboo, and the preparation method and use thereof
    Patent number: 7811997
    Abstract: The invention relates to a composition containing total triterpenoid sapogenins extracted from bamboo, the preparation method and use thereof. These total triterpenoid sapogenins are extracted from many parts of bamboo such as bamboo shavings in Gramineae by CO2 Supercritical Fluid Extraction technique. In the extract, the content of total triterpenoid sapogenins is 10-90%, while the contents of friedelin and lupenone are 5-35% and 1-10%, respectively. The extract in the invention has good physiological and pharmacological activities such as anti-free radical, anti-oxidation, anti-tumor and anti-hypertension. It can be used in medicines or functional foods for the treatment or prevention of cardiovascular and cerebrovascular diseases and tumor. It is also useful in cosmetics field.
    Type: Grant
    Filed: April 28, 2003
    Date of Patent: October 12, 2010
    Inventors: Ying Zhang, Xiaoqin Wu, Zhuoyu Yu, Yunlong Zhu, Lingen Chen, Shenggen Lou
  • Composition containing total triterpenoid saponins extracted from bamboo, and the preparation method and use thereof
    Publication number: 20060148733
    Abstract: The invention relates to a composition containing total triterpenoid sapogenins extracted from bamboo, the preparation method and use thereof. These total triterpenoid sapogenins are extracted from many parts of bamboo such as bamboo shavings in Gramineae by CO2 Supercritical Fluid Extraction technique. In the extract, the content of total triterpenoid sapogenins is 10-90%, while the contents of friedelin and lupenone are 5-35% and 1-10%, respectively. The extract in the invention has good physiological and pharmacological activities such as anti-free radical, anti-oxidation, anti-tumor and anti-hypertension. It can be used in medicines or functional foods for the treatment or prevention of cardiovascular and cerebrovascular diseases and tumor. It is also useful in cosmetics field.
    Type: Application
    Filed: April 28, 2003
    Publication date: July 6, 2006
    Inventors: Ying Zhang, Xiaoqin Wu, Zhuoyu Yu, Yunlong Zhu, Lingen Chen, Shenggen Lou