Li; Zong

Patent Applications and Registrations

Patent applications and USPTO patent grants for Li; Zong.The latest application filed is for "refining process and refining system of caprolactam".

Company Profile

1.7.5

Li; Zong - Hangzhou CN
Li; Zong - Shanghai CN
Li; Zong - Xuzhou CN
Li; Zong - Farmingdale NY
Li; Zong - Old Westbury NY
Li; Zong - East Farmingdale NY

*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
Refining Process And Refining System Of Caprolactam App 20220089545 - Cheng; Shibiao ; et al.	2022-03-24
Quasi-Zero-Stiffness Based Six-Degree-Of-Freedom Absolute Displacement And Attitude Measurement Device App 20220003532 - Pu; Huayan ; et al.	2022-01-06
Rotatory energy recycling control device for hydraulic excavator Grant 10,287,750 - Wang , et al.	2019-05-14
Apparatus for improving excavating operation characteristic and grading operation characteristic of excavator Grant 9,745,725 - Wang , et al. August 29, 2	2017-08-29
Method for improving excavating operation characteristic and grading operation characteristic of excavator Grant 9,518,371 - Wang , et al. December 13, 2	2016-12-13
Rotatory Energy Recycling Control Device For Hydraulic Excavator App 20160289925 - WANG; ZHENXING ; et al.	2016-10-06
Method For Improving Excavating Operation Characteristic And Grading Operation Characteristic Of Excavator App 20140007942 - WANG; YONG ; et al.	2014-01-09
Apparatus For Improving Excavating Operation Characteristic And Grading Operation Characteristic Of Excavator App 20140007962 - WANG; YONG ; et al.	2014-01-09
Tile pattern Grant D670,828 - Li November 13, 2	2012-11-13
Tile pattern Grant D670,829 - Li November 13, 2	2012-11-13
Tile mosaic assembly Grant D610,270 - Li February 16, 2	2010-02-16
Mosaic pattern Grant D598,577 - Li August 18, 2	2009-08-18

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