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HEBEI CHANGSHAN BIOCHEMICAL PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    112,271
  • Filing trend
    ⇧ 25.0%
About

HEBEI CHANGSHAN BIOCHEMICAL PHARMACEUTICAL CO LTD has a total of 21 patent applications. It increased the IP activity by 25.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets macromolecular chemistry and polymers, measurement and organic fine chemistry are INNOVATSIONNYJ TS BIRJUCH ZAO ITS BIRJUCH AOZT, TIANJIN KELUN PHARMACEUTICAL RES CO LTD and Hangzhou jiuyuan gene engineering co ltd.

Patent filings in countries

World map showing HEBEI CHANGSHAN BIOCHEMICAL PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing HEBEI CHANGSHAN BIOCHEMICAL PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gao Shuhua 14
#2 Bai Wenju 11
#3 Ji Shengli 6
#4 Tian Zhipeng 5
#5 Qi Yining 5
#6 Zhao Huanrong 4
#7 Zhang Suyan 3
#8 Chen Jing 3
#9 Li Wenmao 3
#10 Bai Qianqian 3

Latest patents

Publication Filing date Title
CN110183531A A kind of preparation method of Ai Benna peptide precursor
CN109991348A The remaining GC detection method of triethylamine in a kind of Ai Benna peptide precursor
CN109970882A A kind of preparation method of poly-sulfated chondroitin sulfate
CN109847809A The device and its application method of the impurity such as protein and nucleic acid in a kind of removal crude heparin sodium
CN109748984A A kind of Nadroparin Calcium preparation method
CN108840922A Separate albumin non-bound, the method for albumin conjugates and small molecule compound
CN108645933A The gas-chromatography detection method of residual solvent in Eliquis bulk pharmaceutical chemicals
CN108732272A The remaining HPLC detection methods of benzyl chloride in Enoxaparin Sodium
CN107955003A The sweep-out method of specific impurities S4 in a kind of 2 building-up process of Eliquis intermediate
CN108129477A The sweep-out method of BMS-591329 impurity in a kind of Eliquis bulk pharmaceutical chemicals
CN107778382A It is a kind of effectively to reduce the method that ethanol remains in Enoxaparin Sodium
CN106883321A A kind of method that Sulodexide bulk drug is extracted in the accessory substance from liquaemin
CN106188341A High-purity sulfuric acid dermatan technique prepared by heparin sodium leftover bits and pieces
CN106146688A Heparinoid technique prepared by heparin sodium leftover bits and pieces
CN104098618A Intermediate of fondaparinux sodium and preparation method for intermediate and fondaparinux sodium
CN103772529A Process for preparing heparin sodium through membrane separation
CN103724457A Method for removing impurities in coarse heparin product by using ceramic membrane
CN103342761A Technology for preparing enoxaparin sodium by membrane separation
CN103408676A Nadroparin calcium preparation technology
CN102558393A Preparation process of dalteparin sodium