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CHENGDU CHRON CHEMICALS CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    94,626
About

CHENGDU CHRON CHEMICALS CO LTD has a total of 18 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, materials and metallurgy and measurement are GROTEWOHL OTTO VEB, HEFEI TOPWAY BIOTECHNOLOGY CO LTD and WENZHOU UNDERSUN BIOTECHNOLOGY CO LTD.

Patent filings in countries

World map showing CHENGDU CHRON CHEMICALS CO LTDs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing CHENGDU CHRON CHEMICALS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Song 13
#2 Zhang Biyuan 10
#3 Zhao Shaoyi 9
#4 Wu Xiaoling 9
#5 Zhang Shijun 9
#6 Yao Guofeng 9
#7 Zhi Lijun 8
#8 Zhang Xiaobin 8
#9 Wu Xiuying 8
#10 Zuo Xiangqun 7

Latest patents

Publication Filing date Title
CN111537635A Method for accurately preparing acetic acid standard curve solution and detecting protected amino acid acetic acid
CN111505161A Method for detecting enantiomer of protected amino acid
CN111505160A Fmoc-protected amino acid purity and related substance analysis method
CN110668909A Purification method of environment-friendly n-hexane
CN110724030A Method for producing environment-friendly grade tetrachloroethylene
CN110589891A Method for producing high-purity manganese nitrate
CN110668471A Purification production method of environment-friendly potassium persulfate
CN110642707A Purification production method of low-cost environment-friendly sodium salicylate
CN109470799A The purity and impurity position finding and detection method of Fmoc-Arg (Pbf)-OH
CN109134325A A kind of S-(trityl)-L-cysteine preparation method
CN108622917A A kind of production technology of salt spray test sodium chloride
CN108439453A A kind of purification process of strontium nitrate
CN108586549A A kind of preparation method of Fmoc-Thr (tBu)-OH
CN108609584A A kind of production technology of electronic grade hydrochloric acid
CN108822003A A kind of purifying technique of sulfosalicylic acid
CN108640851A A kind of high purity N ,-(trityl)The method of purification of altheine
CN108827950A The detection method of micro-acetic acid acid anhydride in acetic acid
CN108586307A A kind of preparation method of anhydrous fluorenylmethyloxycarbonyl-L-PROLINE