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LIANYUNGANG HENGYUN PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    73,575
  • Filing trend
    ⇩ 73.0%
About

LIANYUNGANG HENGYUN PHARMACEUTICAL CO LTD has a total of 22 patent applications. It decreased the IP activity by 73.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, environmental technology and biotechnology are GIRINDUS AMERICA INC, JIANGSU MEIDIKE CHEMICAL CO LTD and ACIC CANADA INC.

Patent filings in countries

World map showing LIANYUNGANG HENGYUN PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing LIANYUNGANG HENGYUN PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Qingjie 8
#2 Zhang Fengying 5
#3 Feng Ruimao 5
#4 Zhu Qiang 3
#5 Xu Chunmin 3
#6 Yuan Hengli 3
#7 Zhou Bingcheng 3
#8 Chen Gangsheng 3
#9 Chen Zhifeng 3
#10 Zhang Xiaoyu 3

Latest patents

Publication Filing date Title
CN111205216A Method for preparing saxagliptin
CN110878083A Purification method of dabigatran etexilate intermediate
CN110655540A Method for synthesizing decitabine intermediate
CN110229099A A method of preparing Sorafenib key intermediate
CN110128407A A kind of preparation method of Dabigatran etexilate key intermediate
CN109929007A The preparation method of Ac-D-2Nal-D-4Cpa-D-3Pal-Ser-4Aph(Hor)-D-4Aph(Cbm)-Leu-Lys(iPr)-Pro-D-Ala-NH2 key dipeptides intermediate
CN109929012A The preparation method of Ac-D-2Nal-D-4Cpa-D-3Pal-Ser-4Aph(Hor)-D-4Aph(Cbm)-Leu-Lys(iPr)-Pro-D-Ala-NH2 key tetrapeptide intermediate
CN109956886A (Z)-[(4- methoxyphenyl) hydrazono-] preparation method of ethyl chloroacetate
CN109836381A The preparation method of polyceptor tyrosine kinase inhibitor and its intermediate
CN107955061A The preparation method of Ac-D-2Nal-D-4Cpa-D-3Pal-Ser-4Aph(Hor)-D-4Aph(Cbm)-Leu-Lys(iPr)-Pro-D-Ala-NH2 key intermediate
CN109771380A Desmethylvenlafaxine hydrochloride drug composition and preparation method thereof
CN109705139A The purification process of C-Met inhibitor intermediate
CN107556287A Canagliflozin intermediate synthetic method
CN107540646A Vilazodone intermediate synthetic method
CN107674052A Vilazodone intermediate 5(1 piperazinyl)The carboxylic acid, ethyl ester synthetic method of 2 benzofuran 2
CN107325028A Fulvestrant side chain intermediate synthetic method
CN107501159A The cyanoindole synthetic method of vilazodone intermediate 3 (4 chlorobutyl) 5
CN107325143A Fulvestrant intermediate synthetic method
CN107344915A The preparation method of linezolid intermediate
CN107382880A The preparation method of Tarceva intermediate