Assignee
ASYMCHEM LAB TIANJIN CO LTD
CN·21 granted patents·17 pending applications·7 citations·filing 2012–2023
Top patents by PatentIndex Score
38 records- 0185US10000470B1Method for preparing nilotinibASYMCHEM LAB TIANJIN CO LTD·Filed 2015·Granted Jun 19, 2018·6 cites·20 claims
- 0266US11827909B2Proline hydroxylase and uses thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2020·Granted Nov 28, 2023·0 cites·7 claims
- 0366US10246524B2Method for preparing sulfobutyl ether-β-cyclodextrinASYMCHEM LAB TIANJIN CO LTD·Filed 2014·Granted Apr 2, 2019·1 cites·17 claims
- 0462US2026078424A1Method for preparing oligonucleotide by using rna ligaseASYMCHEM LAB TIANJIN CO LTD·Filed 2023·Application pending·0 cites
- 0560US12173345B2Ketoreductase mutant and method for producing chiral alcoholsASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Granted Dec 24, 2024·0 cites·20 claims
- 0660US10131926B2Transaminase and uses thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2014·Granted Nov 20, 2018·0 cites·14 claims
- 0757US10961516B2Proline hydroxylase and uses thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2016·Granted Mar 30, 2021·0 cites·6 claims
- 0857US10131883B2Diketoreductase mutant and application thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2014·Granted Nov 20, 2018·0 cites·7 claims
- 0956US2025075195A1Esterase Mutant and Use thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2021·Application pending·0 cites
- 1056US2025333770A1Transaminase mutant and use thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2022·Application pending·0 cites
- 1155US12084402B2Preparation process of diazomethaneASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Granted Sep 10, 2024·0 cites·17 claims
- 1254US12303805B2Continuous post-treatment method and device for penem compoundASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Granted May 20, 2025·0 cites·20 claims
- 1354US2024191008A1Amination Method for Polystyrene-type Resin, and Method for Immobilizing Enzyme Using Aminated ResinASYMCHEM LAB TIANJIN CO LTD·Filed 2021·Application pending·0 cites
- 1454US2023151396A1Method for synthesizing a chiral diamine compoundASYMCHEM LAB TIANJIN CO LTD·Filed 2020·Application pending·0 cites
- 1554US2024124853A1Transaminase mutants and uses thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2021·Application pending·0 cites
- 1654US2024182942A1Preparation method for polypeptideASYMCHEM LAB TIANJIN CO LTD·Filed 2021·Application pending·0 cites
- 1754US2025290060A1Immobilized enzyme, preparation method therefor and application thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2022·Application pending·0 cites
- 1853US2024117395A1Method for synthesizing chiral amine compoundASYMCHEM LAB TIANJIN CO LTD·Filed 2021·Application pending·0 cites
- 1952US10399071B2Polymer containing carboxyl group, preparation method and application thereof, supported catalyst and preparation methods thereof and preparation methods of penem antibiotic intermediateASYMCHEM LAB TIANJIN CO LTD·Filed 2014·Granted Sep 3, 2019·0 cites·3 claims
- 2052US2024401008A1Transaminase mutant and application thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2021·Application pending·0 cites
- 2152US2024294954A1Method for synthesizing a fluorine-containing chiral amine compoundASYMCHEM LAB TIANJIN CO LTD·Filed 2020·Application pending·0 cites
- 2250US2024182884A1Enzyme Immobilization Carrier and Preparation Method thereof, Immobilized Enzyme and Preparation Method thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2021·Application pending·0 cites
- 2349US12522810B2Transaminase mutant and use thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2020·Granted Jan 13, 2026·0 cites·6 claims
- 2449US2025034144A1New crystal form of ertapenem sodium and preparation method thereforASYMCHEM LAB TIANJIN CO LTD·Filed 2021·Application pending·0 cites
- 2548US11702640B2Monooxygenase mutant, preparation method and application thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2018·Granted Jul 18, 2023·0 cites·9 claims
- 2648US9926283B2Intermediate compound for preparing rosuvastatin calcium and method for preparing rosuvastatin calcium therefromASYMCHEM LAB TIANJIN CO LTD·Filed 2014·Granted Mar 27, 2018·0 cites·10 claims
- 2748US2023021514A1Etelcalcetide intermediate and method for synthesizing etelcalcetideASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Application pending·0 cites
- 2846US12410413B2Transaminase mutant and use thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Granted Sep 9, 2025·0 cites·20 claims
- 2946US12351544B2Borohydride reduction stabilizing system and method for reducing ester to alcoholASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Granted Jul 8, 2025·0 cites·12 claims
- 3046US12098394B2Monooxygenase mutant and use thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2018·Granted Sep 24, 2024·0 cites·9 claims
- 3146US11993552B2Method and device for continuously synthesizing cyclopropane compoundsASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Granted May 28, 2024·0 cites·17 claims
- 3243US2022340517A1Continuous synthesis method for ethoxymethylenemalononitrileASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Application pending·0 cites
- 3342US10544119B2Preparation method for chiral intermediate for use in statinsASYMCHEM LAB TIANJIN CO LTD·Filed 2014·Granted Jan 28, 2020·0 cites·8 claims
- 3442US2016153015A1Synthesis method for l-heterocyclic amino acid and pharmaceutical composition having thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2013·Application pending·0 cites
- 3540US2022332732A1Continuous preparation method for benzylzinc halide and derivative thereofASYMCHEM LAB TIANJIN CO LTD·Filed 2019·Application pending·0 cites
- 3638US9371326B2Method for synthesizing sapropterin dihydrochlorideASYMCHEM LAB TIANJIN CO LTD·Filed 2012·Granted Jun 21, 2016·0 cites·9 claims
- 3738US9365573B2Method for synthesizing sapropterin dihydrochlorideASYMCHEM LAB TIANJIN CO LTD·Filed 2012·Granted Jun 14, 2016·0 cites·11 claims
- 3836US10696617B2Method for alcoholysis of amideASYMCHEM LAB TIANJIN CO LTD·Filed 2017·Granted Jun 30, 2020·0 cites·12 claims
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