Patents by Inventor Hang Cheng

Hang Cheng 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).

  • Patent number: 12600731
    Abstract: The present disclosure provides a class of isoxazolo[5,4-H]quinazoline compounds represented by general formula (I), which can be used to treat cell proliferation disorders, and are effective cyclin-dependent kinase (CDK) inhibitors, which have a broad-spectrum and strong inhibitory activity against CDK. The present disclosure also provides a pharmaceutical composition comprising the compound, and a method of treating and/or preventing a CDK-mediated disease in a subject, including administering the compound or the composition of the present disclosure.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: April 14, 2026
    Assignee: Chengdu Cynogen Bio-Pharmaceutical Technology Co., Ltd.
    Inventors: Hang Cheng, Weiyan Xiong, Bin Yu, Wei Niu
  • Patent number: 12428423
    Abstract: Provided is a 1H-imidazo[4,5-h]quinazoline compound of formula (I).
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: September 30, 2025
    Assignee: SHENGKE PHARMACEUTICALS (JIANGSU) LTD.
    Inventors: Hang Cheng, Bin Liu, Chenggang Zhang, Chengzhi Yu
  • Patent number: 12312355
    Abstract: Provided in the present invention are 1H-[1, 2, 3]triazolo[4, 5-h] quinazoline compounds of general formula (I), which can be used for treating cell proliferative disorders. The new compounds of the present invention are effective inhibitors of cyclin-dependent kinases (CDK).
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: May 27, 2025
    Assignee: CHENGDU CYNOGEN BIO-PHARMACEUTICAL TECHNOLOGY CO., LTD.
    Inventors: Hang Cheng, Weiyan Xiong, Bin Yu
  • Publication number: 20250166892
    Abstract: The present disclosure relates to a film pasting assembly which comprises a base film provided with an annular first adhesive layer and a second adhesive layer, a first release film comprising a first annular portion and a first handle portion for arranging on the first adhesive layer, and a second release film comprising a second annular portion and a second handle portion for arranging on the second adhesive layer. The inner circumference of the first annular portion is equal to the outer circumference of the second annular portion. The first release film and the second release film may be torn apart respectively for product pasting. The success rate, efficiency of product assembly and yield of products may be improved. The first release film and the second release film may be processed by a same raw material for cost saving.
    Type: Application
    Filed: January 21, 2025
    Publication date: May 22, 2025
    Applicant: Lanto Electronic Limited
    Inventors: Yongpeng CHANG, Tao ZHOU, Xiaoceng ZHOU, Hang CHENG
  • Publication number: 20250166893
    Abstract: The present disclosure relates to a film pasting assembly which comprises a base film provided with an annular first adhesive layer and a second adhesive layer, a first release film comprising a first annular portion and a first handle portion for arranging on the first adhesive layer, and a second release film comprising a second annular portion and a second handle portion for arranging on the second adhesive layer. The inner circumference of the first annular portion is equal to the outer circumference of the second annular portion. The first release film and the second release film may be torn apart respectively for product pasting. The success rate, efficiency of product assembly and yield of products may be improved. The first release film and the second release film may be processed by a same raw material for cost saving.
    Type: Application
    Filed: January 21, 2025
    Publication date: May 22, 2025
    Applicant: Lanto Electronic Limited
    Inventors: Yongpeng CHANG, Tao ZHOU, Xiaoceng ZHOU, Hang CHENG
  • Publication number: 20250166891
    Abstract: The present disclosure relates to a film pasting assembly which comprises a base film provided with an annular first adhesive layer and a second adhesive layer, a first release film comprising a first annular portion and a first handle portion for arranging on the first adhesive layer, and a second release film comprising a second annular portion and a second handle portion for arranging on the second adhesive layer. The inner circumference of the first annular portion is equal to the outer circumference of the second annular portion. The first release film and the second release film may be torn apart respectively for product pasting. The success rate, efficiency of product assembly and yield of products may be improved. The first release film and the second release film may be processed by a same raw material for cost saving.
    Type: Application
    Filed: January 21, 2025
    Publication date: May 22, 2025
    Applicant: Lanto Electronic Limited
    Inventors: Yongpeng CHANG, Tao ZHOU, Xiaoceng ZHOU, Hang CHENG
  • Publication number: 20250166890
    Abstract: The present disclosure relates to a film pasting assembly which comprises a base film provided with an annular first adhesive layer and a second adhesive layer, a first release film comprising a first annular portion and a first handle portion for arranging on the first adhesive layer, and a second release film comprising a second annular portion and a second handle portion for arranging on the second adhesive layer. The inner circumference of the first annular portion is equal to the outer circumference of the second annular portion. The first release film and the second release film may be torn apart respectively for product pasting. The success rate, efficiency of product assembly and yield of products may be improved. The first release film and the second release film may be processed by a same raw material for cost saving.
    Type: Application
    Filed: January 21, 2025
    Publication date: May 22, 2025
    Applicant: Lanto Electronic Limited
    Inventors: Yongpeng CHANG, Tao ZHOU, Xiaoceng ZHOU, Hang CHENG
  • Patent number: 12255013
    Abstract: The present disclosure relates to a film pasting assembly which comprises a base film provided with an annular first adhesive layer and a second adhesive layer, a first release film comprising a first annular portion and a first handle portion for arranging on the first adhesive layer, and a second release film comprising a second annular portion and a second handle portion for arranging on the second adhesive layer. The inner circumference of the first annular portion is equal to the outer circumference of the second annular portion. The first release film and the second release film may be torn apart respectively for product pasting. The success rate, efficiency of product assembly and yield of products may be improved. The first release film and the second release film may be processed by a same raw material for cost saving.
    Type: Grant
    Filed: November 15, 2022
    Date of Patent: March 18, 2025
    Assignee: LANTO ELECTRONIC LIMITED
    Inventors: Yongpeng Chang, Tao Zhou, Xiaoceng Zhou, Hang Cheng
  • Patent number: 11993604
    Abstract: A 1H-pyrazolo[4,3-H]quinazoline compound represented by formula (I) can be used for treating cell proliferation dysfunction, and is an broad-spectrum and strongly-active inhibitor for a cell cyclin-dependent kinase (CDK).
    Type: Grant
    Filed: April 1, 2022
    Date of Patent: May 28, 2024
    Assignee: SHENGKE PHARMACEUTICALS (JIANGSU) LTD.
    Inventors: Bin Liu, Hang Cheng, Weiyan Xiong, Chenggang Zhang, Chengzhi Yu
  • Publication number: 20240065415
    Abstract: The present invention discloses a vacuum bottle with a plurality of liquid outputs. The present invention includes a bottle body. A rotary liquid output mechanism arranged above the bottle body. The rotary liquid output mechanism includes a rotary massage head, a rotary press head that is fastened with a fastener of the massage head, a down-pressure valve that is matched with the rotary press head for movement, a connection sleeve that is used to limit movement of the down-pressure valve, and a connection tube and pump bodies that are used to pump liquid.
    Type: Application
    Filed: April 20, 2023
    Publication date: February 29, 2024
    Inventor: HANG Cheng
  • Publication number: 20230416271
    Abstract: Provided are heteroarylquinazoline compounds represented by general formula (X), which can be used for treating cell proliferation disorders. The compounds are effective inhibitors of cyclin-dependent kinases (CDKs) and can effectively inhibit CDK2, CDK4, CDK6 and CDK9 kinases.
    Type: Application
    Filed: November 26, 2021
    Publication date: December 28, 2023
    Inventors: Hang Cheng, Weiyan Xiong, Wei Niu, Bin Yu, Yu Jiang
  • Patent number: 11767403
    Abstract: The present disclosure relates to a method for controlling thermoplasticity and toughness of a redox-modified plant fiber, comprising following steps: (1) pretreating a plant fiber; (2) obtaining an oxidation-modified plant fiber by adding an oxidant solution, then filtering, and washing; and obtaining the redox-modified plant fiber by adding a reductant solution, then filtering, and washing; and (3) fully mixing a plasticizer with the redox-modified plant fiber; the plasticizer being a hydroxyl plasticizer, an ionic liquid plasticizer, a deep eutectic solvent, an ester plasticizer, an amine plasticizer, a glycidyl plasticizer, or an inorganic salt plasticizer. The method according to the present disclosure can improve the toughness of the redox-modified plant fiber material, reduce the processing temperature of the plant fiber material, and broaden the processing window of the plant fiber material.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: September 26, 2023
    Assignee: SOUTH CHINA UNIVERSITY OF TECHNOLOGY
    Inventors: Yanhong Feng, Hang Cheng, Bo Lei, Xinliang Zou
  • Publication number: 20230238176
    Abstract: The present disclosure relates to a film pasting assembly which comprises a base film provided with an annular first adhesive layer and a second adhesive layer, a first release film comprising a first annular portion and a first handle portion for arranging on the first adhesive layer, and a second release film comprising a second annular portion and a second handle portion for arranging on the second adhesive layer. The inner circumference of the first annular portion is equal to the outer circumference of the second annular portion. The first release film and the second release film may be torn apart respectively for product pasting. The success rate, efficiency of product assembly and yield of products may be improved. The first release film and the second release film may be processed by a same raw material for cost saving.
    Type: Application
    Filed: November 15, 2022
    Publication date: July 27, 2023
    Applicant: Lanto Electronic Limited
    Inventors: Yongpeng CHANG, Tao ZHOU, Xiaoceng ZHOU, Hang CHENG
  • Publication number: 20220363690
    Abstract: Isoxazolo[5,4-H]quinazoline compounds represented by general formula (I), which can be used to treat cell proliferation disorders, and are effective cyclin-dependent kinase (CDK) inhibitors.
    Type: Application
    Filed: September 3, 2020
    Publication date: November 17, 2022
    Inventors: Hang Cheng, Weiyan Xiong, Bin Yu, Wei Niu
  • Publication number: 20220315584
    Abstract: Provided is a 1H-imidazo[4,5-h]quinazoline compound of formula (I).
    Type: Application
    Filed: March 30, 2018
    Publication date: October 6, 2022
    Inventors: Hang Cheng, Bin Liu, Chenggang Zhang, Chengzhi Yu
  • Publication number: 20220281878
    Abstract: Provided in the present invention are 1H-[1, 2, 3]triazolo[4, 5-h] quinazoline compounds of general formula (I), which can be used for treating cell proliferative disorders. The new compounds of the present invention are effective inhibitors of cyclin-dependent kinases (CDK).
    Type: Application
    Filed: July 31, 2020
    Publication date: September 8, 2022
    Inventors: Hang Cheng, Weiyan Xiong, Bin Yu
  • Publication number: 20220227775
    Abstract: A 1H-pyrazolo[4,3-H]quinazoline compound represented by formula (I) can be used for treating cell proliferation dysfunction, and is an broad-spectrum and strongly-active inhibitor for a cell cyclin-dependent kinase (CDK).
    Type: Application
    Filed: April 1, 2022
    Publication date: July 21, 2022
    Inventors: Bin Liu, Hang Cheng, Weiyan Xiong, Chenggang Zhang, Chengzhi Yu
  • Patent number: 11319323
    Abstract: A 1H-pyrazolo[4,3-H]quinazoline compound represented by formula (I) can be used for treating cell proliferation dysfunction, and is an broad-spectrum and strongly-active inhibitor for a cell cyclin-dependent kinase (CDK).
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: May 3, 2022
    Inventors: Bin Liu, Hang Cheng, Weiyan Xiong, Chenggang Zhang, Chengzhi Yu
  • Patent number: 11091485
    Abstract: Provided is an imidazo[1?,2?:1,6]pyrido[2,3-d]pyrimidine compound of general formula (I). The compound can be used in treating a cell proliferative disorder and is a cyclin-dependent kinase (CDK) inhibitor with broad-spectrum and strong activity.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: August 17, 2021
    Assignee: SHENGKE PHARMACEUTICALS (JIANGSU) LTD.
    Inventors: Bin Liu, Hang Cheng, Weiyan Xiong, Chenggang Zhang, Chengzhi Yu
  • Publication number: 20210147424
    Abstract: A 1H-pyrazolo[4,3-H]quinazoline compound represented by formula (I) can be used for treating cell proliferation dysfunction, and is an broad-spectrum and strongly-active inhibitor for a cell cyclin-dependent kinase (CDK).
    Type: Application
    Filed: August 10, 2018
    Publication date: May 20, 2021
    Inventors: Bin Liu, Hang Cheng, Weiyan Xiong, Chenggang Zhang, Chengzhi Yu