Liu; Chunyan

Patent Applications and Registrations

Patent applications and USPTO patent grants for Liu; Chunyan.The latest application filed is for "omega-transaminase mutant obtained by dna synthetic shuffling combined mutation and use".

Company Profile

3.6.8

Liu; Chunyan - Chengdu CN
Liu; Chunyan - Hangzhou CN
LIU; Chunyan - Beijing CN
Liu; Chunyan - Sichuan CN
LIU; CHUNYAN - Hefei CN
Liu; Chunyan - Iowa City IA
Liu, Chunyan - Montville NJ
Liu; Chunyan - Elizabeth NJ

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks

Patent Activity

Patent	Date
Modified polyvinyl acetate and preparation method and use thereof and oil-based drilling fluid Grant 11,441,062 - Bai , et al. September 13, 2	2022-09-13
Omega-transaminase Mutant Obtained By Dna Synthetic Shuffling Combined Mutation And Use App 20220177933 - HUANG; JUN ; et al.	2022-06-09
Total Knee Arthroplasty Robot Auxiliary System, Control Method And Electronic Device App 20220175453 - Xu; Ziang ; et al.	2022-06-09
Aromatic Ring Or Heteroaromatic Ring Compounds, Preparation Method Therefor And Medical Use Thereof App 20220127258 - YIN; Huijun ; et al.	2022-04-28
Drilling fluid for enhancing stratum pressure bearing capacity and preparation method and method of using thereof Grant 11,225,594 - Bai , et al. January 18, 2	2022-01-18
Method and system for obtaining micro-nano level fracture model and evaluating plugging performance of drilling fluid Grant 10,989,576 - Bai , et al. April 27, 2	2021-04-27
Development Of Simple Sequence Repeat (ssr) Core Primer Group Based On Whole Genome Sequence Of Pomegranate And Application Thereof App 20210040552 - QIN; GAIHUA ; et al.	2021-02-11
Identifying image comments from similar images Grant 10,732,783 - Yang , et al.	2020-08-04
Identifying Image Comments From Similar Images App 20170185236 - Yang; Kuiyuan ; et al.	2017-06-29
Method And System For Controlling Ability Estimates In Computer Adaptive Testing Providing Review And/or Change Of Test Item Responses App 20160035236 - Cui; Zhongmin ; et al.	2016-02-04
IP-based video-on-demand system with anti-piracy capabilities App 20030188318 - Liew, William J. ; et al.	2003-10-02
Multimedia virtual streaming for narrowband broadband IP-access network App 20030167337 - Liew, William Jia ; et al.	2003-09-04
Keyless motor vehicle starting system Grant 5,874,785 - Liu February 23, 1	1999-02-23
Keyless motor vehicle starting system with anti-theft feature Grant 5,689,142 - Liu November 18, 1	1997-11-18

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