Guo; Meifang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Guo; Meifang.The latest application filed is for "polyethylene compositions and films formed therefrom".

Company Profile

2.8.9

Guo; Meifang - 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
Process for preparing high-performance polypropylenes Grant 10,544,242 - Song , et al. Ja	2020-01-28
Polypropylene with narrow molecular weight distribution range and processes for preparation thereof Grant 10,301,405 - Wang , et al.	2019-05-28
Polyethylene compositions and films formed therefrom Grant 9,988,505 - Gao , et al. June 5, 2	2018-06-05
Rubber composition, preparation method and vulcanized rubber thereof Grant 9,453,122 - Qiao , et al. September 27, 2	2016-09-27
Polyethylene Compositions And Films Formed Therefrom App 20160115285 - GAO; Dali ; et al.	2016-04-28
Propylene random copolymer, method for its preparation, and compositions and articles containing the same Grant 9,303,108 - Guo , et al. April 5, 2	2016-04-05
Process For Preparing High-performance Polypropylenes App 20150246986 - Song; Wenbo ; et al.	2015-09-03
Propylene homopolymer having high melt strength and preparation method thereof Grant 9,068,030 - Song , et al. June 30, 2	2015-06-30
Rubber Compostion, Preparation Method And Vulcanized Rubber Thereof App 20150105490 - Qiao; Jinliang ; et al.	2015-04-16
Polypropylene With Narrow Molecular Weight Distribution Range And Processes For Preparation Thereof App 20140121339 - WANG; Liangshi ; et al.	2014-05-01
Propylene Random Copolymer, Method For Its Preparation, And Compositions And Articles Containing The Same App 20130108814 - GUO; Meifang ; et al.	2013-05-02
Propylene Homopolymer Having High Melt Strength And Preparation Method Thereof App 20130023598 - Song; Wenbo ; et al.	2013-01-24
Process For The Preparation Of High Performance Polypropylene App 20090326171 - Song; Wenbo ; et al.	2009-12-31
Propylene polymer composition and oriented film prepared thereby Grant 7,611,776 - Yu , et al. November 3, 2	2009-11-03
Propylene polymer composition and oriented film prepared thereby App 20060182987 - Yu; Luqiang ; et al.	2006-08-17

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