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PUJING CHEMICAL INDUSTRY SHA LTD

Overview
  • Total Patents
    51
  • GoodIP Patent Rank
    31,474
  • Filing trend
    ⇩ 16.0%
About

PUJING CHEMICAL INDUSTRY SHA LTD has a total of 51 patent applications. It decreased the IP activity by 16.0%. Its first patent ever was published in 2012. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, chemical engineering and macromolecular chemistry and polymers are HIBERNIA CHEMIE GMBH, FUZHOU XINGCHUANG YUNDA NEW MATERIAL TECH CO LTD and SHANDONG CHENGTAI CHEMICAL CO LTD.

Patent filings in countries

World map showing PUJING CHEMICAL INDUSTRY SHA LTDs patent filings in countries

Patent filings per year

Chart showing PUJING CHEMICAL INDUSTRY SHA LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ji Yang 25
#2 Luo Nianjun 25
#3 Mao Yanpeng 17
#4 Sun Chaoyang 14
#5 Qian Hongyi 11
#6 Zhang Bo 10
#7 Ou Jinyong 8
#8 Liu Wei 6
#9 Ji Haixia 6
#10 Wang Saibo 5

Latest patents

Publication Filing date Title
CN111941967A Material and preparation method and application thereof
CN111961315A Degradable elastic functional material and product and application thereof
CN111961323A Degradable material suitable for low-temperature well and preparation method and application thereof
CN111944290A Degradable material suitable for high-temperature well and product and application thereof
CN111944164A Graphene modified degradable material and application thereof
CN112011321A Self-adaptive deformation composite temporary plugging agent and preparation method thereof
CN111995996A Degradable material suitable for underground reservoir fracturing operation and preparation method thereof
CN111978941A Degradable material
CN111965065A Method for testing and evaluating degradation performance of organic temporary plugging agent for oil and gas field
CN111748331A Composition containing polyglycolic acid and application thereof
CN111718569A Method for recovering polyglycolic acid and application thereof
CN111763506A Temporary plugging diverting agent and preparation method and application thereof
CN111777508A Method for recovering glycollate
CN111646895A Preparation method of glycolic acid or glycolate
CN111662821A Environment simulation monitoring device and use method and application thereof
CN111647144A Method for adjusting chain structure of polyglycolic acid molecule
CN111647143A Copolymer material for laminating film and preparation method and application thereof
CN111647142A Preparation method and system of polyhydroxycarboxylic acid ester or polyhydroxycarboxylic acid polymer
CN111646890A Process method for preparing acetic acid by methanol carbonylation with reactor and rectifying tower thermally coupled
CN111646894A Method for synthesizing acetic acid by low-pressure methanol carbonylation