Patents Assigned to Fudan University
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Patent number: 12281348Abstract: This application relates to organic synthesis, and more particularly to a method for the continuous flow synthesis of (R)-4-halo-3-hydroxy-butyrate using a micro-reaction system. This application performs an enzymatic asymmetric reduction of a substrate solution containing halogenated acetoacetate and a biocatalyst solution in the micro-reaction system composed of a micro-mixer, a micro-channel reactor, and a pH regulator to obtain the (R)-4-halo-3-hydroxy-butyrate. Compared to the prior art, the reaction time of the method is only a few minutes, the yield of the product (R)-4-halo-3-hydroxy-butyrate is greater than 95%, the reaction process is continuous, the degree of automation is high, the efficiency is high, and the process is simple to operate and easy to be used in industrialized production.Type: GrantFiled: November 2, 2021Date of Patent: April 22, 2025Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Zedu Huang, Minjie Liu, Huashan Huang, Meifen Jiang, Lulu Wang
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Patent number: 12268515Abstract: The invention provides a multi-dimensional broad-spectrum clinical in-situ testing equipment designed to evaluate the material properties of plantar soft tissue. The equipment comprises the following features: 1. A testing table with a designated area corresponding to the sole of the foot; 2. A vertical reciprocating stress-strain testing unit mounted on the testing table, for applying vertical tensile and compressive stresses to the plantar and measuring the stress-strain responses; 3. A shear stress-strain testing unit, mounted on the testing table, for applying shear stresses to the plantar and measuring the stress-strain responses; 4. A torque stress-strain detection unit, positioned on the testing stage, for applying torque to the plantar and measuring the stress-strain responses; 5. A lifting mechanism that facilitates the vertical movement of the three testing units.Type: GrantFiled: July 13, 2024Date of Patent: April 8, 2025Assignee: Fudan UniversityInventors: Ran Huang, Longyan Wu, Jun Zhu, Lisheng Tang, Xinyi Ning, Xin Ma
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Patent number: 12194428Abstract: A multi-layered micro-channel mixer includes a base plate and a cover plate. Two inlet fluid reservoirs, two inlet channels, two groups of fluid distribution channel networks, two groups of process fluid channels, an impinging stream mixing chamber, a fluid mixing intensification channel and an outlet buffer reservoir are provided on the base plate. Two fluids are fed into the two inlet fluid reservoirs, respectively. The fluids then flow into the process fluid channels via the inlet channels and the multi-stage fluid distribution channel networks, respectively. Then the two fluid streams ejected from the opposing process fluid channels impinges upon each other in the impinging stream mixing chamber. The mixed fluid is subjected to vortex or secondary flow generated by the baffles or the internals in the impinging stream mixing chamber and fluid mixing intensification channel, and finally the mixed fluid is discharged through the outlet buffer reservoir.Type: GrantFiled: September 6, 2021Date of Patent: January 14, 2025Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Minjie Liu, Huashan Huang, Meifen Jiang, Jiaqi Wang
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Patent number: 12159179Abstract: The present disclosure discloses a three-dimensional integration system of an RFID chip and a supercapacitor and a manufacturing method thereof.Type: GrantFiled: July 2, 2020Date of Patent: December 3, 2024Assignees: Fudan University, Shanghai Integrated Circuit Manuvacturing Innovation Center Co., LtdInventors: Bao Zhu, Lin Chen, Qingqing Sun, Wei Zhang
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Patent number: 12152017Abstract: A ketoamide compound and a preparation method, a pharmaceutical composition, and a use thereof. Specifically, the ketoamide compound shown in formula (A), a racemate, an enantiomer, or a diastereoisomer thereof, or any mixture of same, or a pharmaceutically active metabolite thereof, or a pharmaceutically acceptable salt, solvate, or prodrug thereof. The ketoamide compound can effectively inhibit coronavirus or Ebola virus, and thereby implement the prevention or treatment of diseases related to coronavirus or diseases related to Ebola virus.Type: GrantFiled: August 9, 2019Date of Patent: November 26, 2024Assignees: Shanghai Institute of Materia Medica, Chinese Academy of Sciences, Fudan UniversityInventors: Hong Liu, Shibo Jiang, Wenhao Dai, Lu Lu, Jingjing Peng, Shuai Xia, Jiang Wang, Jian Li, Hualiang Jiang, Kaixian Chen
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Publication number: 20240321999Abstract: The present invention relates to a photo-response detector, in particular to a ferroelectric field modulated positive and negative photo-response detector, a preparation method and application thereof. The ferroelectric field modulated positive and negative photo-response detector includes a substrate, a gate electrode, a ferroelectric layer, a low-dimensional semiconductor and a source-drain electrode. A pair of gate electrodes are provided and fixedly arranged on the substrate at intervals. The ferroelectric layer is fixedly arranged on the substrate and completely covers the gate electrode. The low-dimensional semiconductor is fixedly arranged on the ferroelectric layer. The source-drain electrode includes a source electrode and a drain electrode separately arranged on two sides of the low-dimensional semiconductor and fixedly arranged on the ferroelectric layer.Type: ApplicationFiled: July 8, 2022Publication date: September 26, 2024Applicant: Fudan UniversityInventors: Jianlu WANG, Guangjian WU
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Patent number: 12093781Abstract: Provided are a method for coupling any two qubits from among multiple superconducting qubits and a system thereof, which are applied to an occasion provided with a multi-superconducting-qubit array and a magnetic film material capable of implementing spin waves. The method includes: disposing a magnetic film material below a multi-superconducting-qubit array; forming, through a combination of magnetization directions of magnetic domains in the magnetic film material, multiple channels through which the spin waves pass; disposing multiple qubits of the multi-superconducting-qubit array above the multiple channels through which the spin waves pass correspondingly to implement a coupling between each qubit and the spin waves; and disposing at least two qubits above one spin wave channel and implementing a coupling between the at least two qubits through the coupling between each qubit and the spin waves.Type: GrantFiled: March 5, 2019Date of Patent: September 17, 2024Assignees: Southern University of Science and Technology, Fudan UniversityInventors: Dapeng Yu, Jiansheng Wu, Jiang Xiao, Song Liu, Shaojie Yuan
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Patent number: 12084427Abstract: Disclosed is a method of continuously preparing N,N-Bis(2,2,6,6-tetramethyl-4-piperidyl)-1,6-hexamethylenediamine, which relates to chemical engineering. The Pt/C catalyst and the quartz sand are mixed uniformly and loaded to the continuous-flow fixed-bed reactor. Then, hydrogen gas and a substrate solution containing 2,2,6,6-tetramethyl-4-piperidinone and 1,6-hexanediamine are simultaneously fed to the micro-mixer and the continuous-flow fixed-bed reactor in sequence to undergo a continuous catalytic reductive amination to obtain the N,N-Bis(2,2,6,6-tetramethyl-4-piperidyl)-1,6-hexamethylenediamine.Type: GrantFiled: May 9, 2022Date of Patent: September 10, 2024Assignee: Fudan UniversityInventors: Fener Chen, Liangchuan Lai, Baijun Ye, Meifen Jiang
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Targeted CD73 antibody and antibody-drug conjugate, and preparation method therefor and uses thereof
Patent number: 12024565Abstract: Disclosed by the present invention are a targeted CD73 antibody and an antibody-drug conjugate (ADC), and a preparation method therefor and application thereof. Further disclosed is a method for preparing the described monoclonal antibody and ADC. The monoclonal antibody and the corresponding ADC disclosed by the present invention can be efficiently and highly specifically combined with purified CD73 protein and CD73 on the surfaces of multiple tumor cells to block the catalytic activity of CD73 enzyme, and have high affinity, low immunogenicity and significant anti-tumor effect.Type: GrantFiled: March 7, 2019Date of Patent: July 2, 2024Assignees: Fudan University, Bliss Biopharmaceutical (Hangzhou) Co., Ltd.Inventors: Ke Yu, Rui Jin, Liang Liu -
Publication number: 20240190717Abstract: A method for promoting the rapid precipitation of travertine crystals by algae is disclosed. Microalgae is added to a body of water having a calcium ion concentration of 100-500 mg/L and stirred. The amount of microalgae is 0.1-8×108 cells/L. The invention adopts a method for promoting the rapid precipitation of travertine crystals by algae, which significantly improves the sedimentation rate of travertine crystals. At the same time, there are pseudomonas in the calcified water body of algae, which can be used for algae-lysing bacteria isolation and purification.Type: ApplicationFiled: February 6, 2023Publication date: June 13, 2024Applicants: Chengdu University of Technology, Jiangnan University, Fudan UniversityInventors: Weizhen ZHANG, Qi LI, Ningfei LEI, Jing ZHANG, Guo LI, Yu LIU, Peng GU, Xiaowei ZHENG, Hanqi WU, Wenhao GAO, Jing LIU, Yunxing XIAO, Qihui LI, Zheng ZHENG
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Patent number: 11993662Abstract: The present invention provides a general sequence of chimeric antigen receptor (CAR) and an application thereof, The hinge domain in the general sequence includes hinge domain V-5, hinge domain V-4-5, hinge domain V-3-4-5, hinge domain V-2-3-4-5 or hinge domain V-1-2-3-4-5. The CAR constructed by using the general sequence of the chimeric antigen receptor of the present invention can significantly improve the antigen-specific immune response of CAR-T cells, enhance the sensitivity of CAR-T cells and resist exhaustion, so as to enhance the therapeutic effect of CAR-T cells and enhance the therapeutic effect of anti-tumor agents. At the same time, the CAR containing the general sequence of the present invention is suitable for transfection of immune cells such as T cells and NK cells, and can be broadly applied to tumor therapy.Type: GrantFiled: September 22, 2020Date of Patent: May 28, 2024Assignee: Fudan UniversityInventors: Yiwei Chu, Yuedi Wang, Feifei Luo
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Patent number: 11912685Abstract: This application provides a biphenyl diaryl pyrimidine derivative with an aromatic heterocyclic structure, a pharmaceutically-acceptable salt, a stereoisomer, a hydrate and a solvate thereof, where the biphenyl diaryl pyrimidine derivative is shown in formula (I). This application also provides a pharmaceutical composition containing the biphenyl diaryl pyrimidine derivative, or a pharmaceutically-acceptable salt, a stereoisomer, a hydrate and a solvate thereof, and a pharmaceutically-acceptable carrier. This application further provides a method of treating AIDS by administering a therapeutically effective amount of the pharmaceutical composition to a patient in need.Type: GrantFiled: September 7, 2021Date of Patent: February 27, 2024Assignee: Fudan UniversityInventors: Fener Chen, Chunlin Zhuang, Li Ding
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Patent number: 11913055Abstract: Disclosed herein relates to biopharmaceuticals, and more particularly to a continuous flow method for preparing (R)-3-hydroxy-5-hexenoate. Carbonyl reductase and isopropanol dehydrogenase are co-immobilized onto an inert solid medium simultaneously to prepare a carbonyl reductase/isopropanol dehydrogenase co-immobilized catalyst, which is then filled into a microchannel reactor of the micro reaction system. A solution containing substrate 3-carbonyl-5-hexenoate is subsequently pumped into the microchannel reactor to perform an asymmetric carbonyl reduction reaction to obtain (R)-3-hydroxy-5-hexenoate.Type: GrantFiled: October 19, 2021Date of Patent: February 27, 2024Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Zedu Huang, Chen Hu, Meifen Jiang, Minjie Liu, Huashan Huang
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Patent number: 11905229Abstract: A method of synthesizing diclofenac sodium, including: subjecting aniline and chloroacetic acid to amidation to obtain 2-chloro-N-phenylacetamide; subjecting 2-chloro-N-phenylacetamide and 2,6-dichlorophenol to condensation reaction to obtain 2-(2,6-dichlorophenoxy)-N-phenylacetamide; subjecting 2-(2,6-dichlorophenoxy)-N-phenylacetamide to Smiles rearrangement in the presence of an inorganic base to obtain N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide; subjecting N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide and thionyl chloride to chlorination to obtain N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide; subjecting N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide to Friedel-Crafts alkylation in the presence of a Lewis acid catalyst to obtain 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one; and subjecting 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one to hydrolysis in the presence of an inorganic base to obtain diclofenac sodium.Type: GrantFiled: February 22, 2023Date of Patent: February 20, 2024Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Lulu Wang, Ge Meng, Yingtang Ning, Zedu Huang
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Patent number: 11906381Abstract: The invention relates to the field of detection of implantable medical devices, particularly to magnetically induced torque measurement devices and method of implants in magnetic resonance imaging systems. The measurement device includes transmission shafts, gear sets, a knob, an indicator, a detachable torsion spring set, a loading tray, a protractor, and an MRI-compatible camera. The measurement device changes its measurement range by replacing the detachable torsion spring set, adjusts a height of the loading tray by a lifting platform, amplifies a rotation angle of the knob by the gear sets, and records deflection angles of the loading tray by the MRI-compatible camera. The measurement device provides the detachable torsion spring set, which is suitable for measuring most samples; and provides a height-adjustable loading tray, which can be applied to MR systems with different center heights.Type: GrantFiled: February 14, 2023Date of Patent: February 20, 2024Assignees: Fudan University, SGS-CSTC Standards Technical Services (Shanghai) Co., Ltd.Inventors: Yong Yin, Xiaomei Wu, Dirong Ma
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Patent number: 11887912Abstract: The present disclosure belongs to the technical field of integrated circuit packaging, and specifically relates to a through silicon via structure for three-dimensional integrated circuit packaging and a manufacturing method thereof.Type: GrantFiled: July 2, 2020Date of Patent: January 30, 2024Assignees: Fudan University, Shanghai Integrated Circuit Manufacturing Innovation Center Co., Ltd.Inventors: Bao Zhu, Lin Chen, Qingqing Sun, Wei Zhang
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Publication number: 20230422637Abstract: The present invention relates to a self-assembled avalanche-responsive device and the preparation and application thereof. The responsive device is prepared through the following process: (1) taking an insulating substrate and depositing metal electrodes on both ends of an upper surface of the insulating substrate; (2) taking a nano-conductive filler and an interface modifier, adding the nano-conductive filler and the interface modifier to an elastomer matrix solution, performing stirring and mixing, and performing ultrasonic dispersion to obtain a conductive polymer solution; and (3) spin-coating the obtained conductive polymer solution onto a silicon substrate through a spin-coating process to cover terminals of the two metal electrodes provided opposite to each other; and performing drying, so as to obtain a responsive layer, so that the process is completed.Type: ApplicationFiled: April 23, 2023Publication date: December 28, 2023Applicant: Fudan UniversityInventors: Ming WANG, Jie CAO
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Patent number: 11854939Abstract: Disclosed is a three-dimensional integrated system for DRAM chips and a fabrication method thereof. A plurality of trench structures are etched on the front and back of a silicon wafer; then, a TSV structure is etched between the two upper and lower trenches opposite to each other for electrical connection; then, DRAM chips are placed in the trenches, and copper-copper bonding is used to make the chips electrically connected to the TSV structure in a vertical direction; finally, redistribution is done to make the chips in a horizontal direction electrically connected. The invention can make full use of silicon materials, and can avoid problems such as warpage and deformation of an interposer. In addition, placing the chips in the trenches will not increase the overall package thickness, while protecting the chips from external impact.Type: GrantFiled: July 2, 2020Date of Patent: December 26, 2023Assignees: Fudan University, Shanghai Integrated Circuit Manufacturing Innovation Center Co., Ltd.Inventors: Bao Zhu, Lin Chen, Qingqing Sun, Wei Zhang
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Patent number: 11834425Abstract: A full continuous-flow preparation method of vitamin B1 includes: (S1) feeding 3-chloro-4-oxopentyl acetate, 2-methyl-4-amino-5-(aminomethyl) pyrimidine and carbon disulfide to a first continuous-flow reactor for addition; (S2) allowing the reaction mixture to flow into a first continuous filtration and reaction device to collect a filter cake; subjecting the filter cake and hydrochloric acid solution to cyclization; transporting the reaction mixture and an aqueous inorganic base solution to a micromixer and a second continuous-flow reactor for hydrolysis to obtain thiothiamine; (S3) transporting the thiothiamine to a third continuous-flow reactor with hydrogen peroxide for oxidation to obtain thiamine sulfate; and (S4) allowing the thiamine sulfate to enter a second continuous filtration and reaction device for filtration to collect a filter cake; and subjecting the filter cake to reaction with organic hydrochloric acid solution followed by filtration and drying to obtain vitamin B1.Type: GrantFiled: February 9, 2023Date of Patent: December 5, 2023Assignee: Fudan UniversityInventors: Fener Chen, Meifen Jiang, Minjie Liu, Yingqi Xia, Weijian Li
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Patent number: 11834388Abstract: This application relates to pharmaceutical engineering, and more particularly to a continuous-flow preparation method of diclofenac sodium. The continuous-flow preparation method includes: subjecting aniline and chloroacetic acid to amidation to obtain 2-chloro-N-phenylacetamide (3); subjecting 2-chloro-N-phenylacetamide (3) and 2,6-dichlorophenol to continuous condensation to obtain N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide (5); subjecting N-(2,6-dichlorophenyl)-2-hydroxy-N-phenylacetamide (5) and thionyl chloride to chlorination to obtain N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide (6); subjecting N-(2,6-dichlorophenyl)-2-chloro-N-phenylacetamide (6) to Friedel-Crafts alkylation in the presence of aluminum chloride to obtain 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one (7); and subjecting 1-(2,6-dichlorophenyl)-1,3-dihydro-2H-indol-2-one (7) to hydrolysis to obtain the diclofenac sodium.Type: GrantFiled: February 22, 2023Date of Patent: December 5, 2023Assignee: Fudan UniversityInventors: Fener Chen, Dang Cheng, Lulu Wang, Ge Meng, Yingtang Ning