Patents by Inventor Sulin Ren
Sulin Ren 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).
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Patent number: 12622962Abstract: The present invention belongs to the field of biopharmaceutics and in particular relates to a pharmaceutical composition. The pharmaceutical composition comprises a hepatitis B surface antigen, a hepatitis B core antigen, and an immunostimulatory composition, wherein the immunostimuilatory composition comprises a saponin and a CpG oligodeoxynucleotide, or consists of an adjuvant comprising a saponin and a CpG oligodeoxynucleotide.Type: GrantFiled: December 11, 2020Date of Patent: May 12, 2026Assignee: Grand Theravac Life Sciences (Nanjing) Co., Ltd.Inventors: Jianqiang Li, Jun Ge, Jiaojiao Sun, Tong Zhou, Sulin Ren, Changyao Tan, Yue Gu, Hongying Huang, Shiwei Wang, Xiaoxiao Chen, Jingfeng Huang, Xaiodong Wang, Yue Chen
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Patent number: 12453769Abstract: A pharmaceutical composition comprising: i) a herpes gE protein, an active fragment of the protein, a variant of the protein, or a mixture of at least two of them; ii) an immunostimulatory composition comprising a saponin and a CpG oligodeoxynucleotide, or consisting of an adjuvant comprising a saponin and a CpG oligodeoxynucleotide. Use of the pharmaceutical composition in the preparation of a medicament for preventing and/or treating a varicella-zoster virus infection and/or a varicella-zoster virus mediated disease. The pharmaceutical composition achieves an unexpected technical effect and can mediate a stronger immune response.Type: GrantFiled: December 11, 2020Date of Patent: October 28, 2025Assignee: Grand Theravac Life Sciences (Nanjing) Co., Ltd.Inventors: Jun Ge, Jianqiang Li, Jiaojiao Sun, Sulin Ren, Tong Zhou, Shiwei Wang, Xiaodong Wang, Jingfeng Huang, Yue Chen
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Patent number: 12409221Abstract: The present invention discloses a pharmaceutical preparation for treating hepatitis B, a preparation method and use thereof. The pharmaceutical preparation comprises a solution of hepatitis B surface antigen, further a solution of hepatitis B core antigen, and furthermore an oligodeoxynucleotide solution. The pharmaceutical preparation is free of saccharide, has a simple composition and a good antigen stability, without the adverse reactions caused by aluminum adjuvants, and shows good preservation effects in long-term stability experiments.Type: GrantFiled: November 15, 2019Date of Patent: September 9, 2025Assignee: Grand Theravac Life Sciences (Nanjing) Co., Ltd.Inventors: Jianqiang Li, Jun Ge, Sulin Ren, Hongying Huang, Jiaojiao Sun, Honglin Sun, Tong Zhou, Yue Gu, Xiaoxiao Chen, Xue Zhou
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Publication number: 20250051399Abstract: Provided are a recombinant expression vector for whooping cough antigens, an engineered bacterium and use thereof. The recombinant expression vector for whooping cough antigens comprises a protein expression cassette for pertactin, a gene for resistance screening, and an upstream recombinant nucleic acid fragment and a downstream recombinant nucleic acid fragment of filamentous haemagglutinin gene, wherein the protein expression cassette for pertactin is located between the upstream recombinant nucleic acid fragment and the downstream recombinant nucleic acid fragment of the filamentous haemagglutinin gene, and the upstream recombinant nucleic acid fragment and the downstream recombinant nucleic acid fragment of the filamentous haemagglutinin gene can undergo homologous recombination with the upstream and downstream of the filamentous haemagglutinin gene, respectively.Type: ApplicationFiled: November 10, 2022Publication date: February 13, 2025Applicant: GRAND THERAVAC LIFE SCIENCE (NANJING) CO., LTD.Inventors: Jun Ge, Jianqiang Li, Ling Li, Dayan Zhang, Xi Wang, Yinghui Shi, Sulin Ren, Tong Zhou
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Publication number: 20240066112Abstract: Provided is a GII.4 norovirus virus-like particle or active fragment thereof, and use thereof, the virus-like particle comprising or being composed of an amino acid sequence shown as SEQ ID NO: 4. Further, provided is a composition or a kit comprising the GII.4 norovirus virus-like particle, and use thereof. The objective of covering multiple genotypes is achieved by using a single antigen of the invention, the process difficulty of the preparation for a pharmaceutical composition or a vaccine can be reduced, and the production cost is decreased. Also, provided is a norovirus immune composition or a kit comprising GII.2, GII.4, GII.6, and GII.17 norovirus virus-like particles or active fragments thereof, and use thereof.Type: ApplicationFiled: December 21, 2021Publication date: February 29, 2024Applicant: GRAND THERAVAC LIFE SCIENCE (NANJING) CO., LTD.Inventors: Jianqiang Li, Jun Ge, Xiaodong Wang, Changyao Tan, Sulin Ren, Tong Zhou, Yue Gu, Yue Chen, Hongying Huang, Xiaoxiao Chen
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Publication number: 20230076371Abstract: A pharmaceutical composition comprising: i) a herpes gE protein, an active fragment of the protein, a variant of the protein, or a mixture of at least two of them; ii) an immunostimulatory composition comprising a saponin and a CpG oligodeoxynucleotide, or consisting of an adjuvant comprising a saponin and a CpG oligodeoxynucleotide. Use of the pharmaceutical composition in the preparation of a medicament for preventing and/or treating a varicella-zoster virus infection and/or a varicella-zoster virus mediated disease. The pharmaceutical composition achieves an unexpected technical effect and can mediate a stronger immune response.Type: ApplicationFiled: December 11, 2020Publication date: March 9, 2023Applicant: GRAND THERAVAC LIFE SCIENCE (NANJING) CO., LTD.Inventors: Jun Ge, Jianqiang Li, Jiaojiao Sun, Sulin Ren, Tong Zhou, Shiwei Wang, Xiaodong Wang, Jingfeng Huang, Yue Chen
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Publication number: 20230073321Abstract: The present invention belongs to the field of biopharmaceutics and in particular relates to a pharmaceutical composition. The pharmaceutical composition comprises a hepatitis B surface antigen, a hepatitis B core antigen, and an immunostimulatory composition, wherein the immunostimulatory composition comprises a saponin and a CpG oligodeoxynucleotide, or consists of an adjuvant comprising a saponin and a CpG oligodeoxynucleotide.Type: ApplicationFiled: December 11, 2020Publication date: March 9, 2023Applicant: GRAND THERAVAC LIFE SCIENCE (NANJING) CO., LTD.Inventors: Jianqiang Li, Jun Ge, Jiaojiao Sun, Tong Zhou, Sulin Ren, Changyao Tan, Yue Gu, Hongying Huang, Shiwei Wang, Xiaoxiao Chen, Jingfeng Huang, Xaiodong Wang, Yue Chen
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Publication number: 20230040021Abstract: Provided is an immunostimulatory composition, comprising a saponin and a CpG oligodeoxynucleotide, or consisting of an adjuvant comprising a saponin and a CpG oligodeoxynucleotide, wherein the sequence of the CpG oligodeoxynucleotide has two or more copies of 5?-TTCGTT-3? motif or 5?-TCGTCGTCG-3? motif. Also provided is use of the immunostimulatory composition in the preparation of a medication for treating diseases.Type: ApplicationFiled: December 11, 2020Publication date: February 9, 2023Applicant: GRAND THERAVAC LIFE SCIENCE (NANJING) CO., LTD.Inventors: Jun Ge, Jianqiang Li, Jiaojiao Sun, Tong Zhou, Sulin Ren, Yue Gu, Hongying Huang, Shiwei Wang, Jingfeng Huang
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Publication number: 20220088188Abstract: The present invention discloses a pharmaceutical preparation for treating hepatitis B, a preparation method and use thereof. The pharmaceutical preparation comprises a solution of hepatitis B surface antigen, further a solution of hepatitis B core antigen, and furthermore an oligodeoxynucleotide solution. The pharmaceutical preparation is free of saccharide, has a simple composition and a good antigen stability, without the adverse reactions caused by aluminum adjuvants, and shows good preservation effects in long-term stability experiments.Type: ApplicationFiled: November 15, 2019Publication date: March 24, 2022Applicant: GRAND THERAVAC LIFE SCIENCE (NANJING) CO., LTD.Inventors: Jianqiang Li, Jun Ge, Sulin Ren, Hongying Huang, Jiaojiao Sun, Honglin Sun, Tong Zhou, Yue Gu, Xiaoxiao Chen, Xue Zhou