LING; Yongtai

Patent Applications and Registrations

Patent applications and USPTO patent grants for LING; Yongtai.The latest application filed is for "carrier for olefin polymerization catalyst, and preparation method therefor and application thereof".

Company Profile

0.6.6

LING; Yongtai - Beijing CN

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

Patent Activity

Patent	Date
Carrier For Olefin Polymerization Catalyst, And Preparation Method Therefor And Application Thereof App 20210371552 - LING; Yongtai ; et al.	2021-12-02
Catalyst Component And Catalyst For Olefin Polymerization, And Application Thereof App 20210340165 - ZHAO; Jin ; et al.	2021-11-04
Spherical carriers for olefin polymerization catalyst, catalyst components, catalyst, and preparation methods therefor Grant 9,951,157 - Li , et al. April 24, 2	2018-04-24
Catalyst component for olefin polymerization, preparation method thereof, and catalyst comprising same Grant 9,809,663 - Xia , et al. November 7, 2	2017-11-07
Catalyst Component For Olefin Polymerization, Preparation Method Thereof, And Catalyst Comprising Same App 20160264694 - Xia; Xianzhi ; et al.	2016-09-15
Spherical Carriers For Olefin Polymerization Catalyst, Catalyst Components, Catalyst, And Preparation Methods Therefor App 20160251457 - Li; Weili ; et al.	2016-09-01
Magnesium halide adducts, catalyst components and catalysts comprising the same, and preparation processes thereof Grant 9,068,026 - Xia , et al. June 30, 2	2015-06-30
Catalyst component for olefin polymerization and a catalyst comprising the same Grant 8,541,333 - Xie , et al. September 24, 2	2013-09-24
Magnesium Halide Adducts, Catalyst Components And Catalysts Comprising The Same, And Preparation Processes Thereof App 20120302708 - XIA; Xianzhi ; et al.	2012-11-29
Catalyst Component For Olefin Polymerization And A Catalyst Comprising The Same App 20110040051 - XIE; Lunjia ; et al.	2011-02-17

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