CN101285089B - 由玉米浆发酵-酶催化法合成7-氨基-3-脱乙酰氧基头孢烷酸 - Google Patents
由玉米浆发酵-酶催化法合成7-氨基-3-脱乙酰氧基头孢烷酸 Download PDFInfo
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- CN101285089B CN101285089B CN2007100213421A CN200710021342A CN101285089B CN 101285089 B CN101285089 B CN 101285089B CN 2007100213421 A CN2007100213421 A CN 2007100213421A CN 200710021342 A CN200710021342 A CN 200710021342A CN 101285089 B CN101285089 B CN 101285089B
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CN2007100213421A CN101285089B (zh) | 2007-04-09 | 2007-04-09 | 由玉米浆发酵-酶催化法合成7-氨基-3-脱乙酰氧基头孢烷酸 |
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CN2007100213421A CN101285089B (zh) | 2007-04-09 | 2007-04-09 | 由玉米浆发酵-酶催化法合成7-氨基-3-脱乙酰氧基头孢烷酸 |
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CN101285089A CN101285089A (zh) | 2008-10-15 |
CN101285089B true CN101285089B (zh) | 2010-04-07 |
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CN2007100213421A Expired - Fee Related CN101285089B (zh) | 2007-04-09 | 2007-04-09 | 由玉米浆发酵-酶催化法合成7-氨基-3-脱乙酰氧基头孢烷酸 |
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CN112852912B (zh) * | 2020-04-10 | 2022-01-11 | 中国科学院天津工业生物技术研究所 | 一种合成7-氨基去乙酰氧基头孢烷酸的方法 |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20081015 Assignee: Xuzhou beyond molecular biological technology Co., Ltd. Assignor: Ruisai Science & Technology Industrial Co., Ltd., Xuzhou City Contract record no.: 2013320000291 Denomination of invention: Preparation of 7-amino-3-desacetoxy cephalosporanic acid by maize milk fermentation-enzyme catalysis method Granted publication date: 20100407 License type: Exclusive License Record date: 20130403 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Xuzhou beyond molecular biological technology Co., Ltd. Assignor: Ruisai Science & Technology Industrial Co., Ltd., Xuzhou City Contract record no.: 2013320000291 Date of cancellation: 20140116 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100407 Termination date: 20180409 |