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CHANGZHOU YABANG QH PHARMACHEM CO LTD

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    87,497
  • Filing trend
    0.0%
About

CHANGZHOU YABANG QH PHARMACHEM CO LTD has a total of 28 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, environmental technology and measurement are CHANGZHOU YABANG PHARMACEUTICAL CO LTD, NANJING OCEAN PHARMACEUTICAL TECHNOLOGY CO LTD and HUNAN HAILI CHANGDE PESTICIDE & CHEMICAL INDUSTRY CO LTD.

Patent filings in countries

World map showing CHANGZHOU YABANG QH PHARMACHEM CO LTDs patent filings in countries
# Country Total Patents
#1 China 28

Patent filings per year

Chart showing CHANGZHOU YABANG QH PHARMACHEM CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Su Wenjie 26
#2 Wang Xuecheng 24
#3 Zhu Jianmin 24
#4 Zhang Zheng 7
#5 Wu Jiancai 6
#6 Wang Dongyue 5
#7 Zhu Wei 5
#8 Liu Xiangyi 4
#9 Ju Zeqin 4
#10 Zhang Jianfeng 4

Latest patents

Publication Filing date Title
CN112279854A Preparation method of 7H-pyrrolo [2,3-d ] pyrimidine compound
CN111909156A Preparation method of olatinib maleate
CN111978223A Preparation method of 2-methoxy-N- (2-nitro-5-thiophenyl) phenyl acetamide
CN111517991A Preparation method of diclazuril impurity A
CN111574411A Preparation method of diclazuril impurity B
CN110903247A Preparation method for greatly reducing oxfendazole impurity B
CN111018792A Synthesis method of dicyclanil
CN110563643A synthesis method of (5-bromo-3-methyl-pyridin-2-yl) -methylamine
CN110128486A A kind of synthetic method of Tulathromycin
CN110128351A A kind of novel preparation method of mebendazole C crystal form
CN109795990A A kind of method of integrated treatment form waste gas of sulfur dioxide and sodium sulfide waste water
CN110041201A A kind of preparation method of the chloro- 6- nitrophenol of oxyclozanide intermediate 2,4- bis-
CN107827893A A kind of preparation method of 4 chlorine 7H pyrrolo-es [2,3 d] pyrimidines
CN109212048A The detection method of impurity content in a kind of voriconazole
CN105085296A Method for isomerizing intermediate for preparing trans-4-(boc-amino)cyclohexanecarboxylic acid
CN104803884A Preparation method of 4-chlorine-alpha-[2-chlorine-4-oximino-5-methyl-2,5-cyclohexadienylidene] benzyl cyanide
CN104710328A Preparation method of 2-(4-amino-2-chlorine-5-methylphenyl)-2-(4-chlorphenyl) acetonitrile
CN104086452A Method for preparing high-purity (3,4-diaminophenyl)(4-fluorophenyl) ketone by virtue of catalytic hydrogenation
CN103965073A Refining method of oxyclozanide
CN103630628A Method used for detecting formic acid residue in imidazole vermifuges