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TIANJIN HEMAY BIO TECH CO LTD

Overview
  • Total Patents
    102
  • GoodIP Patent Rank
    128,602
  • Filing trend
    ⇩ 91.0%
About

TIANJIN HEMAY BIO TECH CO LTD has a total of 102 patent applications. It decreased the IP activity by 91.0%. Its first patent ever was published in 2005. It filed its patents most often in WIPO (World Intellectual Property Organization), China and EPO (European Patent Office). Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and macromolecular chemistry and polymers are NUMEDICUS LTD, IMPACT BIOMEDICINES INC and GTX INC.

Patent filings per year

Chart showing TIANJIN HEMAY BIO TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Hesheng 98
#2 Zeng Guanghuai 18
#3 Chen Yingwei 13
#4 Huo Aihong 10
#5 Gao Yifei 7
#6 Chen Xin 7
#7 He Qingchao 6
#8 Zhang Qinghua 4
#9 Hesheng Zhang 3
#10 Li Zhenzhong 3

Latest patents

Publication Filing date Title
WO2018095377A1 Piperidine-2,6-dione derivative and treatment for ulcerative colitis
WO2014059740A1 Tetracyclic anthraquinone derivatives
CN104140413A 4-amino-2-(2,6-dioxo-3-piperidyl)-1H-isoindole-1,3(2H)-dione polymorphic substance and pharmaceutical composition
EP2634173A1 Polymorph of n-(6-(4-chlorophenoxy)hexyl)-n'-cyano-n''-(4-pyridyl)guanidine, and preparation therefor and use thereof
EP2626347A1 Dalfampridine polymorph, preparation therefor, and application thereof
KR20130032335A Cyanoquinoline derivatives
WO2011095027A1 Pyridyl cyanoguanidine derivatives
CN102740850A Pyridyl cyanoguanidine derivatives
WO2011054289A1 Epirubicin derivatives
US2011060010A1 Salts of 3-(4-amino-1-oxo-1,3-dihydro-isoindol-2-yl)piperidine-2,6-dione and derivatives thereof, or polymorphs of salts, process for preparing same and use thereof
CN102370986A Pharmaceutical compositions containing hydroxymethyl neurosedyn derivatives as well as preparation and application thereof
CN102976996A Polymorphic substance of atorvastatin semi-strontium salt as well as preparation method and application of polymorphic substance as HMG-CoA (Hydroxy Methylglutaryl Coenzyme A) enzyme inhibitor
CA2761845A1 Thiophene[3,4-c]pyrrole pde4 mediators
CA2751495A1 Pharmaceutical compositions comprising a pyridyl cyanoguanidine and cyclodextrin and/or derivatives thereof
CN104688733A Pharmaceutical composition containing pyridyl dicyandiamide as well as preparation method and application thereof
WO2009143767A1 Co-crystals of atorvastatin hemi-calcium and butanone, the preparation processes and uses as hmg-coa enzyme inhibitor thereof
CN101555264A Derivative of highly active tetra cyclic anthroquinones antibiotics and preparation and application thereof
BRPI0911647A2 compounds with high activity anthracycline antibiotics, preparation methods and their use.
WO2009111948A1 The salts of 3-(4-amino-1-oxo-1,3-dihydro-isoindol-2-yl)piperidine-2,6-dione or its derivatives, their polymorphs, preparation methods and uses thereof
CN101397270A Polymorphic substance of donepezil salt, preparation and use thereof