YISHENG BIOPHARMA HOLDINGS LTD.

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Kaifeng City, Henan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for reducing DNA impurities in viral compositions
- Patent number 8,778,653
- Issue date Jul 15, 2014
- Yisheng Biopharma Holdings Ltd.
- Yi Zhang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

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Patents Applicationslast 30 patents

Information Patent Application
Method for Reducing DNA Impurities in Viral Compositions
- Publication number 20130203152
- Publication date Aug 8, 2013
- YISHENG BIOPHARMA HOLDINGS LTD.
- Yi Zhang
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...