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name:-0.0088241100311279
Choi; Jun Seon Patent Filings

Choi; Jun Seon

Patent Applications and Registrations

Patent applications and USPTO patent grants for Choi; Jun Seon.The latest application filed is for "ammoxidation catalyst for propylene, manufacturing method of the same catalyst, ammoxidation method using the same catalyst".

Company Profile
8.20.20
  • Choi; Jun Seon - Daejeon KR
  • CHOI; Jun-seon - Yuseong-gu KR
  • Choi; Jun Seon - Seoul 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
Fluidized bed reactor
Grant 11,369,934 - Park , et al. June 28, 2
2022-06-28
Ammoxidation Catalyst For Propylene, Manufacturing Method Of The Same Catalyst, Ammoxidation Method Using The Same Catalyst
App 20220023837 - Kang; Kyungyeon ;   et al.
2022-01-27
Ammoxidation Catalyst For Propylene, Manufacturing Method Of The Same Catalyst, Ammoxidation Method Using The Same Catalyst
App 20220001361 - Kim; Ji Yeon ;   et al.
2022-01-06
Ammoxidation Catalyst For Propylene, Manufacturing Method Of The Same Catalyst, Ammoxidation Method Using The Same Catalyst
App 20220002233 - Kang; Kyungyeon ;   et al.
2022-01-06
Fluidized Bed Reactor
App 20210370256 - PARK; Hong Seok ;   et al.
2021-12-02
Method for purifying n-substituted maleimide
Grant 10,899,708 - Cheon , et al. January 26, 2
2021-01-26
Method For Purifying N-substituted Maleimide
App 20200207710 - CHEON; Joo Young ;   et al.
2020-07-02
Catalyst for dehydration of glycerin, preparation method thereof, and production method of acrolein using the catalyst
Grant 10,569,259 - Choi , et al. Feb
2020-02-25
Synthesis method of N-substituted maleimide using solid acid catalysts
Grant 10,487,052 - Cheon , et al. Nov
2019-11-26
Dehydration catalyst for preparing N-substituted maleimide, preparation method thereof, and method of preparing N-substituted maleimide
Grant 10,464,050 - Kim , et al. No
2019-11-05
Method for preparing acrylic acid from glycerin
Grant 10,435,347 - Kim , et al. O
2019-10-08
Synthesis Method Of N-substituted Maleimide Using Solid Acid Catalysts
App 20190152910 - CHEON; Joo Young ;   et al.
2019-05-23
Dehydration Catalyst For Preparing N-substituted Maleimide, Preparation Method Thereof, And Method Of Preparing N-substituted Maleimide
App 20190118168 - KIM; Ji Yeon ;   et al.
2019-04-25
Method For Preparing Acrylic Acid From Glycerin
App 20180273460 - KIM; Kyung Soo ;   et al.
2018-09-27
Catalyst For Dehydration Of Glycerin, Preparation Method Thereof, And Production Method Of Acrolein Using The Catalyst (as Amended)
App 20180257063 - CHOI; Jun Seon ;   et al.
2018-09-13
Catalyst for glycerin dehydration, preparation method therefor, and acrolein preparation method using catalyst
Grant 10,046,307 - Kim , et al. August 14, 2
2018-08-14
Catalyst For Glycerin Dehydration, Preparation Method Therefor, And Acrolein Preparation Method Using Catalyst
App 20170304804 - KIM; Ji YEON ;   et al.
2017-10-26
Catalyst for glycerin dehydration, preparation method thereof, and preparation method of acrolein
Grant 9,527,065 - Kim , et al. December 27, 2
2016-12-27
Catalyst for glycerin dehydration, preparation method thereof, and preparation method of acrolein
Grant 9,327,276 - Choi , et al. May 3, 2
2016-05-03
Catalyst for glycerin dehydration, preparation method thereof, and preparation method of acrolein
Grant 9,321,040 - Joe , et al. April 26, 2
2016-04-26
Method for preparing catalyst for glycerin dehydration, and method for preparing acrolein
Grant 9,259,718 - Joe , et al. February 16, 2
2016-02-16
Method For Preparing Catalyst For Glycerin Dehydration, And Method For Preparing Acrolein
App 20160030929 - JOE; Wang Rae ;   et al.
2016-02-04
Catalyst For Glycerin Dehydration, Preparation Method Thereof, And Preparation Method Of Acrolein
App 20150343430 - KIM; Ji Yeon ;   et al.
2015-12-03
CATALYST FOR GLYCERIN DEHYDRATION, PREPARATION METHOD THEREOF, AND PREPARATION METHOD OF ACROLEIN (As Amended)
App 20150336087 - JOE; Wang Rae ;   et al.
2015-11-26
Catalyst For Glycerin Dehydration, Preparation Method Thereof, And Preparation Method Of Acrolein
App 20150298105 - CHOI; Jun Seon ;   et al.
2015-10-22
Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same
Grant 8,569,200 - Kang , et al. October 29, 2
2013-10-29
Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same
Grant 8,492,305 - Kang , et al. July 23, 2
2013-07-23
Oxide catalyst and phosphoric oxide catalyst for hydrocarbon steam cracking, method for preparing the same and method for preparing olefin by using the same
Grant 8,242,047 - Choi , et al. August 14, 2
2012-08-14
Catalyst For Hydrocarbon Steam Cracking, Method Of Preparing The Same And Method Of Preparing Olefin By Using The Same
App 20120108416 - Kang; Jun-han ;   et al.
2012-05-03
Catalyst For Hydrocarbon Steam Cracking, Method Of Preparing The Same And Method Of Preparing Olefin By Using The Same
App 20120108417 - Kang; Jun-han ;   et al.
2012-05-03
Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same
Grant 8,123,931 - Kang , et al. February 28, 2
2012-02-28
Oxide Catalyst And Phosphoric Oxide Catalyst For Hydrocarbon Steam Cracking, Method For Preparing The Same And Method For Preparing Olefin By Using The Same
App 20110172483 - CHOI; Jun-seon ;   et al.
2011-07-14
Thermal-cracking method of hydrocarbon
Grant 7,951,987 - Choi , et al. May 31, 2
2011-05-31
Oxide catalyst and phosphoric oxide catalyst for hydrocarbon steam cracking, method for preparing the same and method for preparing olefin by using the same
Grant 7,935,654 - Choi , et al. May 3, 2
2011-05-03
Catalyst for hydrocarbon steam cracking, method of preparing the same and method of preparing olefin by using the same
App 20090105066 - Kang; Jun-han ;   et al.
2009-04-23
Thermal-cracking method of hydrocarbon
App 20090012340 - Choi; Jun-seon ;   et al.
2009-01-08
Oxide catalyst and phosphoric oxide catalyst for hydrocarbon steam cracking, method for preparing the same and method for preparing olefin by using the same
App 20080081008 - Choi; Jun-seon ;   et al.
2008-04-03
Bipolar electrolyzer
Grant 5,399,250 - Moon , et al. March 21, 1
1995-03-21

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