Patents by Inventor Liwen Geng

Liwen Geng 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).

  • Aryl ether compounds and their preparation and use thereof
    Patent number: 7786045
    Abstract: The invention relates to aryl ether compounds and its preparation method and use thereof. The aryl ether compounds of the invention having general formula (I): The groups are as defined as specification. The aryl ether compounds of present invention have wide spectrum fungicidal activity, and may be used to control diseases in all sorts of plants caused by oomycete, basidiomycete, ascomycete pathogens and deuteromycete. The some of the compounds have very good insecticidal and acaricidal activity, and may be used to control insects and mites.
    Type: Grant
    Filed: May 15, 2006
    Date of Patent: August 31, 2010
    Assignees: Sinochem Corporation, Shenyang Research Institute of Chemical Industry
    Inventors: Changling Liu, Miao Li, Liwen Geng, Hong Zhang, Defeng Zhou, Dongliang Cui, Yanmei Luo, Zhinian Li
  • N-(2-substituted phenyl)-N-methoxycarbamates and their preparation and use thereof
    Patent number: 7666884
    Abstract: The present invention belongs to the field of agricultural fungicide and in particular disclosed N-(2-substituted phenyl)-N-methoxycarbamates and their preparation as well as use. Compounds according to the present invention are shown as the general formula I. Compounds according to the present invention have very good fungicidal activities and can be used for the control of plant fungicidal diseases, such as wheat powdery mildew, melon powdery mildew, apple powdery mildew, grape powdery mildew, strawberry powdery mildew, wheat rust, soybean rust, wheat Pythium root rot, cucumber Alternaria blight, rice “bakanae” disease, rice sheath blight, cucumber Fusarium wilt, cucumber anthracnose, rice blast, rice false smut, corn southern leaf blight.
    Type: Grant
    Filed: January 25, 2006
    Date of Patent: February 23, 2010
    Assignee: Shenyang Research Institute of Chemical Industry
    Inventors: Chunhe Yang, Liwen Geng, Defeng Zhou, Ling Peng, Hong Zhang, Dongliang Cui, Zhinian Li, Liangqing Wang, Shouguo Zang, Zeyong Zhang
  • N-(2-SUBSTITUTED PHENYL)-N-METHOXYCARBAMATES AND THEIR PREPARATION AND USE THEREOF
    Publication number: 20090048309
    Abstract: The present invention belongs to the field of agricultural fungicide and in particular disclosed N-(2-substituted phenyl)-N-methoxycarbamates and their preparation as well as use. Compounds according to the present invention are shown as the general formula I. Compounds according to the present invention have very good fungicidal activities and can be used for the control of plant fungicidal diseases, such as wheat powdery mildew, melon powdery mildew, apple powdery mildew, grape powdery mildew, strawberry powdery mildew, wheat rust, soybean rust, wheat Pythium root rot, cucumber Alternaria blight, rice “bakanae” disease, rice sheath blight, cucumber Fusarium wilt, cucumber anthracnose, rice blast, rice false smut, corn southern leaf blight.
    Type: Application
    Filed: January 25, 2006
    Publication date: February 19, 2009
    Applicant: Shenyang Research Institute of Chemical Industry
    Inventors: Chunhe Yang, Liwen Geng, Defeng Zhou, Ling Peng, Hong Zhang, Dongliang Cui, Zhinian Li, Liangqing Wang, Shouguo Zang, Zeyong Zhang
  • Aryl Ether Compounds and Their Preparation and Use Thereof
    Publication number: 20080275070
    Abstract: The invention relates to aryl ether compounds and its preparation method and use thereof. The aryl ether compounds of the invention having general formula (I): The groups are as defined as specification. The aryl ether compounds of present invention have wide spectrum fungicidal activity, and may be used to control diseases in all sorts of plants caused by oomycete, basidiomycete, ascomycete pathogens and deuteromycete. The some of the compounds have very good insecticidal and acaricidal activity, and may be used to control insects and mites.
    Type: Application
    Filed: May 15, 2006
    Publication date: November 6, 2008
    Applicant: SHENYANG RESEARCH INSTITUTE OF CHEMICAL INDUSTRY
    Inventors: Changling Liu, Miao Li, Zhinian Li, Liwen Geng, Hong Zhang, Defeng Zhou, Dongliang Cui, Yanmei Luo