loadpatents
name:-0.039076089859009
name:-0.028286218643188
name:-0.035730838775635
Choi; Yi Young Patent Filings

Choi; Yi Young

Patent Applications and Registrations

Patent applications and USPTO patent grants for Choi; Yi Young.The latest application filed is for "polyethylene having high pressure resistance and crosslinked polyethylene pipe comprising the same".

Company Profile
32.32.45
  • Choi; Yi Young - Daejeon KR
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Polyethylene resin composition
Grant 11,401,406 - Song , et al. August 2, 2
2022-08-02
Polyethylene Having High Pressure Resistance and Crosslinked Polyethylene Pipe Comprising the Same
App 20220135712 - Cho; Sol ;   et al.
2022-05-05
Method for selecting material of injection-molded article and method for manufacturing injection-molded article
Grant 11,292,165 - Lee , et al. April 5, 2
2022-04-05
Crosslinked Polyethylene Pipe Having Excellent Physical Properties
App 20220098393 - Lee; Hyunsup ;   et al.
2022-03-31
Polyethylene and Its Chlorinated Polyethylene
App 20220017663 - Jeong; Cheolhwan ;   et al.
2022-01-20
Polyethylene Having High Degree of Crosslinking and Crosslinked Polyethylene Pipe Comprising The Same
App 20220010110 - Cho; Sol ;   et al.
2022-01-13
Polyolefin resin composition and stretch film using the same
Grant 11,214,669 - Kim , et al. January 4, 2
2022-01-04
Polyethylene resin film
Grant 11,118,040 - Cho , et al. September 14, 2
2021-09-14
Hybrid supported metallocene catalyst and polyolefin preparation method using same
Grant 11,091,568 - Song , et al. August 17, 2
2021-08-17
Polyethylene and Chlorinated Polyethylene Thereof
App 20210230322 - Lee; Si Jung ;   et al.
2021-07-29
Polyethylene and Chlorinated Polyethylene Thereof
App 20210230323 - Lee; Si Jung ;   et al.
2021-07-29
Polyethylene and Chlorinated Polyethylene Thereof
App 20210230324 - Park; Sunghyun ;   et al.
2021-07-29
Polyethylene and Chlorinated Polyethylene Thereof
App 20210163640 - Lee; Si Jung ;   et al.
2021-06-03
Assessment Method For Injection Molding Property Of Plastic Form
App 20210080367 - Lee; Hyunsup ;   et al.
2021-03-18
Method For Preparing Polyolefin Using Supported Hybrid Metallocene Catalyst
App 20210061930 - Hong; Bog Ki ;   et al.
2021-03-04
Polyethylene and Chlorinated Polyethylene Thereof
App 20210047443 - Jeong; Cheolhwan ;   et al.
2021-02-18
Polyethylene Resin Composition
App 20200407538 - Song; Jisoo ;   et al.
2020-12-31
Method for preparing polyolefin
Grant 10,870,712 - Song , et al. December 22, 2
2020-12-22
Ethylene/alpha-olefin copolymer
Grant 10,858,465 - Lee , et al. December 8, 2
2020-12-08
Ethylene/1-Butene Copolymer Having Excellent Processability
App 20200339790 - Kim; Joongsoo ;   et al.
2020-10-29
Ethylene/alpha-olefin copolymer having excellent environmental stress crack resistance
Grant 10,815,324 - Sun , et al. October 27, 2
2020-10-27
Polyethylene resin having excellent impact strength
Grant 10,793,651 - Hong , et al. October 6, 2
2020-10-06
Supported hybrid catalyst system for ethylene slurry polymerization and method for preparing ethylene polymer with the catalyst system
Grant 10,774,160 - Lee , et al. Sept
2020-09-15
Ethylene/1-hexene copolymer having excellent processability and mechanical properties
Grant 10,774,163 - Lee , et al. September 15, 2
2020-09-15
Method For Selecting Material Of Injection-molded Article And Method For Manufacturing Injection-molded Article
App 20200282609 - LEE; Hyun Sup ;   et al.
2020-09-10
Ethylene/alpha-olefin copolymer having excellent processibility
Grant 10,766,988 - Sun , et al. Sep
2020-09-08
Polyethylene Resin Film
App 20200231789 - Cho; Sol ;   et al.
2020-07-23
Method for evaluating properties of plastic resin product
Grant 10,704,997 - Hong , et al.
2020-07-07
Polyolefin Resin Composition and Stretch Film Using the Same
App 20200172713 - Kim; Daehwan ;   et al.
2020-06-04
Catalyst composition for synthesizing olefin copolymer and method for preparing olefin copolymer
Grant 10,669,363 - Park , et al.
2020-06-02
Polyolefin pellet for preparing fiber and fiber comprising the same
Grant 10,570,532 - Bae , et al. Feb
2020-02-25
Polyolefin for preparing fiber and fiber comprising the same
Grant 10,562,994 - You , et al. Feb
2020-02-18
Ethylene/Alpha-Olefin Copolymer Having Excellent Environmental Stress Crack Resistance
App 20200048381 - Sun; Soon Ho ;   et al.
2020-02-13
Supported hybrid metallocene catalyst, and method for preparing polyolefin using the same
Grant 10,544,247 - Kim , et al. Ja
2020-01-28
Polyethylene Resin Having Excellent Impact Strength
App 20200010584 - Hong; Bog Ki ;   et al.
2020-01-09
Method of preparing supported metallocene catalyst
Grant 10,501,563 - You , et al. Dec
2019-12-10
Ethylene/alpha-olefin Copolymer
App 20190211122 - LEE; Jeong Kyu ;   et al.
2019-07-11
Ethylene/alpha-olefin copolymer having excellent processability
Grant 10,323,110 - Sun , et al.
2019-06-18
Method for preparing polyolefin polymer for fiber production
Grant 10,280,239 - Lee , et al.
2019-05-07
Ethylene/alpha-olefin Copolymer Having Excellent Processibility
App 20190119421 - Sun; Soon Ho ;   et al.
2019-04-25
Catalyst Composition For Synthesizing Olefin Copolymer And Method For Preparing Olefin Copolymer
App 20190119420 - Park; Jin Young ;   et al.
2019-04-25
Ethylene/alpha-olefin copolymer having excellent processability and surface characteristics
Grant 10,266,626 - Sung , et al.
2019-04-23
Ethylene/1-hexene Copolymer Having Excellent Processability And Mechanical Properties
App 20190100611 - Lee; Sung Min ;   et al.
2019-04-04
HYBRID SUPPORTED METALLOCENE CATALYST AND POLYOLEFIN PREPARATION METHOD USING SAME (As Amended)
App 20190085100 - SONG; Eun Kyoung ;   et al.
2019-03-21
Supported Hybrid Metallocene Catalyst, And Method For Preparing Polyolefin Using The Same
App 20190062474 - Kim; Sun Mi ;   et al.
2019-02-28
Supported Hybrid Catalyst System For Ethylene Slurry Polymerization And Method For Preparing Ethylene Polymer With The Catalyst System
App 20190010256 - LEE; Ye Jin ;   et al.
2019-01-10
Ethylene/alpha-olefin copolymers having excellent processability
Grant 10,155,830 - Kim , et al. Dec
2018-12-18
Method For Evaluating Properties Of Plastic Resin Product
App 20180217039 - HONG; Bog Ki ;   et al.
2018-08-02
Ethylene/alpha-olefin Copolymers Having Excellent Processability
App 20180194883 - KIM; Joong Soo ;   et al.
2018-07-12
Method for preparing polyolefin and polyolefin prepared thereby
Grant 9,988,469 - Song , et al. June 5, 2
2018-06-05
Transition metal compound, catalyst composition comprising the same, and method of preparing polyolefin
Grant 9,963,527 - Hong , et al. May 8, 2
2018-05-08
Method Of Preparing Supported Metallocene Catalyst
App 20180094084 - YOU; Young Suk ;   et al.
2018-04-05
Hybrid supported metallocene catalyst
Grant 9,926,395 - Hong , et al. March 27, 2
2018-03-27
Method for preparing hybrid supported metallocene catalyst
Grant 9,902,789 - Hong , et al. February 27, 2
2018-02-27
Method For Preparing Polyolefin
App 20180037676 - SONG; Eun Kyoung ;   et al.
2018-02-08
Ethylene/alpha-olefin Copolymer Having Excellent Processability And Surface Characteristics
App 20180030180 - SUNG; Yu Taek ;   et al.
2018-02-01
POLYOLEFIN FOR PREPARING FIBER AND FIBER COMPRISING THE SAME (As Amended)
App 20180016370 - YOU; Young Suk ;   et al.
2018-01-18
Ligand compound, metallocene compound, and method for preparation of olefin-based polymer using the same
Grant 9,850,326 - Hong , et al. December 26, 2
2017-12-26
Polyolefin Pellet For Preparing Fiber And Fiber Comprising The Same
App 20170298538 - BAE; Jong Young ;   et al.
2017-10-19
Method For Preparing Polyolefin Polymer For Fiber Production
App 20170291969 - LEE; Seung Mi ;   et al.
2017-10-12
Ethylene/alpha-olefin Copolymer Having Excellent Processability
App 20170233511 - SUN; Soon Ho ;   et al.
2017-08-17
Ethylene/1-hexene or ethylene/1-butene copolymer having excellent processibility and environmetal stress crack resistance
Grant 9,732,172 - Kim , et al. August 15, 2
2017-08-15
Metallocene compound, a catalyst composition comprising the same, and a method of preparing an olefinic polymer by using the same
Grant 9,725,472 - Lee , et al. August 8, 2
2017-08-08
Metallocene compound, a catalyst composition comprising the same, and a method of preparing an olefinic polymer by using the same
Grant 9,725,533 - Lee , et al. August 8, 2
2017-08-08
Transition Metal Compound, Catalyst Composition Comprising The Same, And Method Of Preparing Polyolefin
App 20170198074 - HONG; Bog Ki ;   et al.
2017-07-13
Preparation method of a supported metallocene catalyst
Grant 9,657,119 - Lee , et al. May 23, 2
2017-05-23
Polyolefin Having Excellent Environmental Stress Crack Resistance
App 20170044278 - LEE; Ye Jin ;   et al.
2017-02-16
Method For Preparing Polyolefin And Polyolefin Prepared Thereby
App 20170029538 - SONG; Eun Kyoung ;   et al.
2017-02-02
Ligand Compound, Metallocene Compound, And Method For Preparation Of Olefin-based Polymer Using The Same
App 20160319050 - HONG; Bog Ki ;   et al.
2016-11-03
A Preparation Method Of A Supported Metallocene Catalyst
App 20160304637 - LEE; Seung Mi ;   et al.
2016-10-20
Ethylene/1-hexene Or Ethylene/1-butene Copolymer Having Excellent Processibility And Environmetal Stress Crack Resistance (as Amended)
App 20160280822 - KIM; Joong Soo ;   et al.
2016-09-29
Method For Preparing Hybrid Supported Metallocene Catalyst
App 20160237188 - HONG; Dae Sik ;   et al.
2016-08-18
Hybrid Supported Metallocene Catalyst
App 20160237187 - HONG; Dae Sik ;   et al.
2016-08-18
A Metallocene Compound, A Catalyst Composition Comprising The Same, And A Method Of Preparing An Olefinic Polymer By Using The Same (as Amended)
App 20160168281 - LEE; Yong Ho ;   et al.
2016-06-16
A METALLOCENE COMPOUND, A CATALYST COMPOSITION COMPRISING THE SAME, AND A METHOD OF PREPARING AN OLEFINIC POLYMER BY USING THE SAME (As amended)
App 20160159828 - LEE; Yong Ho ;   et al.
2016-06-09
Method of polymerizing propylene comprising olefin pre-polymerization step
Grant 7,329,714 - Lee , et al. February 12, 2
2008-02-12
Method Of Polymerizing Propylene Comprising Olefin Pre-polymerization Step
App 20070208147 - LEE; Nan-young ;   et al.
2007-09-06

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