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Patents Grants
last 30 patents
Information
Patent Grant
Use of anti-HER2 antibody-drug conjugate in cancer treatment
Patent number
12,150,944
Issue date
Nov 26, 2024
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Hongmei Song
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Bioactive molecule conjugate, preparation method and use thereof
Patent number
11,970,506
Issue date
Apr 30, 2024
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang Cai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Albumin pharmaceutical composition and preparation method therefor
Patent number
11,931,467
Issue date
Mar 19, 2024
SICHUAN KELUN PHARMACEUTICAL RESEARCH INSTITUTE CO., LTD.
Zhengxing Su
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Anti-ErbB2 antibody-drug conjugate and composition thereof, prepara...
Patent number
11,903,948
Issue date
Feb 20, 2024
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Tongtong Xue
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Isoxazole derivative, preparation method therefor, and use thereof
Patent number
11,667,629
Issue date
Jun 6, 2023
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jinming Liu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Anti-LAG-3 antibody and use thereof
Patent number
11,655,295
Issue date
May 23, 2023
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Tongtong Xue
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Tetrahydroisoquinoline derivatives, preparation process and use the...
Patent number
11,541,049
Issue date
Jan 3, 2023
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Yongyong Wu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Solid form of dihydropyrimidine compound and preparation method the...
Patent number
11,434,235
Issue date
Sep 6, 2022
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Tianming Wang
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Recombinant bispecific antibodies to PD-L1 and CTLA-4
Patent number
11,421,029
Issue date
Aug 23, 2022
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Tongtong Xue
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Docetaxel albumin nanoparticle pharmaceutical composition, preparat...
Patent number
11,395,812
Issue date
Jul 26, 2022
SICHUAN KELUN PHARMACEUTICAL RESEARCH INSTITUTE CO. LTD.
Zhengxing Su
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Aromatic compound, pharmaceutical composition and use thereof
Patent number
11,332,457
Issue date
May 17, 2022
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiawang Zhu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Nitrogen-containing benzoheterocycle compound comprising carboxylic...
Patent number
11,292,785
Issue date
Apr 5, 2022
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Shuai Song
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pharmaceutical composition for tumor treatment or prevention, metho...
Patent number
11,266,674
Issue date
Mar 8, 2022
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Hongmei Song
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Aromatic compound, pharmaceutical composition and use thereof
Patent number
11,261,170
Issue date
Mar 1, 2022
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiawang Zhu
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cytotoxin and conjugate, uses of same and preparation method therefor
Patent number
11,207,420
Issue date
Dec 28, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang Cai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Phosphonamide ester compound, salt thereof, related crystal form th...
Patent number
11,186,599
Issue date
Nov 30, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Qiang Tian
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Crystal form of 4-phenylthiazole derivative and preparation method...
Patent number
11,174,234
Issue date
Nov 16, 2021
Sichuan Kelan Pharmaceutical Research Institute Co., Ltd.
Shidong Yi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dihydropyrimidine compound and preparation method and use thereof
Patent number
11,166,954
Issue date
Nov 9, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Shuai Song
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Albumin pharmaceutical composition and preparation method therefor
Patent number
11,154,511
Issue date
Oct 26, 2021
SICHUAN KELUN PHARMACEUTICAL RESEARCH INSTITUTE CO., LTD.
Zhengxing Su
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
PDL-1 antibody, pharmaceutical composition thereof, and uses thereof
Patent number
11,136,413
Issue date
Oct 5, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Baiyong Li
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Polyamide compound and use thereof
Patent number
11,084,847
Issue date
Aug 10, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang Cai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Solid form of azetidine derivative and preparation method therefor...
Patent number
11,066,403
Issue date
Jul 20, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jianhua Ge
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Azetidine derivative, preparation method therefor, and use thereof
Patent number
11,045,455
Issue date
Jun 29, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Yinong Xie
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Nucleoside phosphate compound and preparation method and use thereof
Patent number
10,899,786
Issue date
Jan 26, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang Cai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Solid form of 4′-thio-2′-fluoronucleoside phosphamide compound and...
Patent number
10,787,477
Issue date
Sep 29, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Chengxi Yang
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Dihydropyrimidine compound and preparation method and use thereof
Patent number
10,696,669
Issue date
Jun 30, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICALS CO., LTD.
Shuai Song
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Compound of 4′-thionucleoside, as well as preparation method theref...
Patent number
10,662,214
Issue date
May 26, 2020
Sichuan Keiun-Biotech Biopharmaceutical Co., Ltd.
Hong Ye
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Docetaxel albumin nanoparticle pharmaceutical composition, preparat...
Patent number
10,493,054
Issue date
Dec 3, 2019
SICHUAN KELUN PHARMACEUTICAL RESEARCH INSTITUTE CO. LTD.
Zhengxing Su
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
PDL-1 antibody, pharmaceutical composition thereof, and uses thereof
Patent number
10,465,014
Issue date
Nov 5, 2019
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Baiyong Li
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Azetidine derivative, preparation method therefor, and use thereof
Patent number
10,159,662
Issue date
Dec 25, 2018
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Yinong Xie
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
BIOACTIVE CONJUGATE, PREPARATION METHOD THEREFOR AND USE THEREOF
Publication number
20240382612
Publication date
Nov 21, 2024
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang CAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
BIOACTIVE CONJUGATE, PREPARATION METHOD THEREFOR AND USE THEREOF
Publication number
20230357259
Publication date
Nov 9, 2023
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang CAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ANTI-ERBB2 ANTIBODY-DRUG CONJUGATE AND COMPOSITION THEREOF, PREPARA...
Publication number
20230293536
Publication date
Sep 21, 2023
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Tongtong XUE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
AMINOPYRIDINE COMPOUND, PREPARATION METHOD THEREFOR AND USE THEREOF
Publication number
20220017483
Publication date
Jan 20, 2022
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Jinming LIU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTI-ERBB2 ANTIBODY-DRUG CONJUGATE AND COMPOSITION THEREOF, PREPARA...
Publication number
20220008553
Publication date
Jan 13, 2022
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Tongtong XUE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ALBUMIN PHARMACEUTICAL COMPOSITION AND PREPARATION METHOD THEREFOR
Publication number
20220000792
Publication date
Jan 6, 2022
SICHUAN KELUN PHARMACEUTICAL RESEARCH INSTITUTE CO., LTD.
Zhengxing Su
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SUBSTITUTED ARYL COMPOUND AND PREPARATION METHOD THEREFOR AND USE T...
Publication number
20210395226
Publication date
Dec 23, 2021
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Jinming LIU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CRYSTAL FORM OF 4-PHENYLTHIAZOLE DERIVATIVE AND PREPARATION METHOD...
Publication number
20210269410
Publication date
Sep 2, 2021
SICHUAN KELUN PHARMACEUTICAL RESEARCH INSTITUTE CO., LTD.
Shidong YI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTI-ERBB2 ANTIBODY-DRUG CONJUGATE AND COMPOSITION THEREOF, PREPARA...
Publication number
20210252006
Publication date
Aug 19, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Tongtong XUE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PHOSPHONAMIDE ESTER COMPOUND, SALT THEREOF, RELATED CRYSTAL FORM TH...
Publication number
20210179647
Publication date
Jun 17, 2021
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Qiang TIAN
C07 - ORGANIC CHEMISTRY
Information
Patent Application
BIOACTIVE CONJUGATE, PREPARATION METHOD THEREFOR AND USE THEREOF
Publication number
20210101906
Publication date
Apr 8, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang CAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
TETRAHYDROISOQUINOLINE DERIVATIVES, PREPARATION PROCESS AND USE THE...
Publication number
20210052576
Publication date
Feb 25, 2021
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Yongyong WU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SOLID FORM OF DIHYDROPYRIMIDINE COMPOUND AND PREPARATION METHOD THE...
Publication number
20210024514
Publication date
Jan 28, 2021
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
TIANMING WANG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Use of Anti-HER2 Antibody-Drug Conjugate in Cancer Treatment
Publication number
20210000970
Publication date
Jan 7, 2021
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Hongmei SONG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
NITROGEN-CONTAINING BENZOHETEROCYCLE COMPOUND COMPRISING CARBOXYLIC...
Publication number
20200361911
Publication date
Nov 19, 2020
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Shuai SONG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ANTI-LAG-3 ANTIBODY AND USE THEREOF
Publication number
20200347131
Publication date
Nov 5, 2020
AMPSOURCE BIOPHARMA SHANGHAI INC.
Tongtong XUE
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
BIOACTIVE CONJUGATE, PREPARATION METHOD THEREFOR AND USE THEREOF
Publication number
20200347075
Publication date
Nov 5, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang CAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
NUCLEOSIDE PHOSPHATE COMPOUND AND PREPARATION METHOD AND USE THEREOF
Publication number
20200308214
Publication date
Oct 1, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang CAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
AROMATIC COMPOUND, PHARMACEUTICAL COMPOSITION AND USE THEREOF
Publication number
20200277277
Publication date
Sep 3, 2020
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Jiawang ZHU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
NOVEL COMPOUND OF 4'-THIONUCLEOSIDE, AS WELL AS PREPARATION METHOD...
Publication number
20200262860
Publication date
Aug 20, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Hong Ye
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DIHYDROPYRIMIDINE COMPOUND AND PREPARATION METHOD AND USE THEREOF
Publication number
20200253971
Publication date
Aug 13, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Shuai Song
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
AROMATIC COMPOUND, PHARMACEUTICAL COMPOSITION AND USE THEREOF
Publication number
20200239429
Publication date
Jul 30, 2020
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Jiawang ZHU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
RECOMBINANT BISPECIFIC ANTIBODY
Publication number
20200216538
Publication date
Jul 9, 2020
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Tongtong XUE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
CYTOTOXIN AND CONJUGATE, USES OF SAME AND PREPARATION METHOD THEREFOR
Publication number
20200179529
Publication date
Jun 11, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang CAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
AZETIDINE DERIVATIVE, PREPARATION METHOD THEREFOR, AND USE THEREOF
Publication number
20200147062
Publication date
May 14, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
YINONG XIE
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PHARMACEUTICAL COMPOSITION FOR TUMOR TREATMENT OR PREVENTION, METHO...
Publication number
20200121707
Publication date
Apr 23, 2020
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Hongmei SONG
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ALBUMIN PHARMACEUTICAL COMPOSITION AND PREPARATION METHOD THEREFOR
Publication number
20200108022
Publication date
Apr 9, 2020
SICHUAN KELUN PHARMACEUTICAL RESEARCH INSTITUTE CO., LTD.
Zhengxing Su
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
POLYAMIDE COMPOUND AND USE THEREOF
Publication number
20200109166
Publication date
Apr 9, 2020
SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD.
Jiaqiang CAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Fluoroallylamine Derivative And Use Thereof
Publication number
20200087248
Publication date
Mar 19, 2020
Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd.
Jiawang ZHU
C07 - ORGANIC CHEMISTRY
Information
Patent Application
DOCETAXEL ALBUMIN NANOPARTICLE PHARMACEUTICAL COMPOSITION, PREPARAT...
Publication number
20200038362
Publication date
Feb 6, 2020
SICHUAN KELUN PHARMACEUTICAL RESEARCH INSTITUTE CO. LTD.
Zhengxing SU
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE