CHA; Yongbum

Patent Applications and Registrations

Patent applications and USPTO patent grants for CHA; Yongbum.The latest application filed is for "organic light-emitting device".

Company Profile

37.35.60

CHA; Yongbum - Daejeon KR
Cha; Yongbum - 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

Patent	Date
Organic Light-emitting Device App 20220310935 - CHOI; So Young ; et al.	2022-09-29
Organic Light Emitting Device App 20220302392 - Lee; Jaegoo ; et al.	2022-09-22
Heterocyclic compound and organic light-emitting element including same Grant 11,450,819 - Heo , et al. September 20, 2	2022-09-20
Organic Light Emitting Device App 20220246848 - Cha; Yongbum ; et al.	2022-08-04
Organic Electroluminescent Device App 20220123218 - HA; Jae Seung ; et al.	2022-04-21
Compound and organic electronic element comprising same Grant 11,306,060 - Cha , et al. April 19, 2	2022-04-19
Organic Light Emitting Device App 20220085300 - Kim; Minjun ; et al.	2022-03-17
Organic Light Emitting Diode App 20220029101 - LEE; Sung Jae ; et al.	2022-01-27
Organic Light Emitting Device App 20220006063 - Lee; Jaegoo ; et al.	2022-01-06
Double-spiro type compound and organic light-emitting device containing same Grant 11,208,368 - Cha , et al. December 28, 2	2021-12-28
Compound and organic electronic element comprising same Grant 11,165,025 - Suh , et al. November 2, 2	2021-11-02
Organic light emitting device Grant 11,152,576 - Heo , et al. October 19, 2	2021-10-19
Polycyclic Compound And Organic Light-emitting Device Including Same App 20210317147 - HONG; Wanpyo ; et al.	2021-10-14
Novel Compound And Organic Light Emitting Device Comprising The Same App 20210296593 - CHA; Yongbum ; et al.	2021-09-23
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20210288264 - Heo; Dong Uk ; et al.	2021-09-16
Heterocyclic compound and organic light emitting element comprising same Grant 11,094,889 - Heo , et al. August 17, 2	2021-08-17
Spiro compound and organic light-emitting element comprising same Grant 11,081,650 - Cha , et al. August 3, 2	2021-08-03
Spiro compound and organic light-emitting element comprising same Grant 11,050,026 - Cha , et al. June 29, 2	2021-06-29
Heterocyclic Compound And Organic Light-emitting Device Comprising Same App 20210184121 - SUH; Sang Duk ; et al.	2021-06-17
Compound and organic electronic element comprising same Grant 11,031,560 - Cha , et al. June 8, 2	2021-06-08
Double spiro organic compound and organic electronic element comprising same Grant 11,001,752 - Cha , et al. May 11, 2	2021-05-11
Amine-based compound and organic light emitting device comprising same Grant 10,991,886 - Cha , et al. April 27, 2	2021-04-27
Compound And Organic Light Emitting Device Comprising Same App 20210114998 - HEO; Dong Uk ; et al.	2021-04-22
Compound And Organic Light Emitting Device Comprising Same App 20210119137 - CHA; Yongbum ; et al.	2021-04-22
Spiro compound and organic light emitting element comprising same Grant 10,981,876 - Cha , et al. April 20, 2	2021-04-20
Spiro-structured compound and organic electronic device comprising same Grant 10,968,230 - Cha , et al. April 6, 2	2021-04-06
Multicyclic compound and organic light emitting device including the same Grant 10,957,857 - Cha , et al. March 23, 2	2021-03-23
Compound And Organic Light Emitting Device Comprising The Same App 20210053934 - Cha; Yongbum ; et al.	2021-02-25
Organic Light Emitting Diode App 20210050528 - CHA; Yongbum ; et al.	2021-02-18
Compound and organic electronic device comprising same Grant 10,903,431 - Cha , et al. January 26, 2	2021-01-26
Polycyclic Compound And Organic Light Emitting Element Comprising Same App 20210020848 - YANG; Junghoon ; et al.	2021-01-21
Organic Light Emitting Device App 20210013422 - HEO; Dong Uk ; et al.	2021-01-14
Heterocyclic compound and organic light emitting diode containing same Grant 10,873,035 - Cha , et al. December 22, 2	2020-12-22
Amine-based compound and organic light-emitting element comprising same Grant 10,862,045 - Cha , et al. December 8, 2	2020-12-08
Novel Compound And Organic Light Emitting Device Comprising The Same App 20200358006 - KIM; Sunmin ; et al.	2020-11-12
Heterocyclic compound and organic light emitting diode containing same Grant 10,822,330 - Cha , et al. November 3, 2	2020-11-03
Heterocyclic compound and organic light emitting element comprising same Grant 10,800,969 - Cha , et al. October 13, 2	2020-10-13
Double spiro compound and organic light-emitting element comprising same Grant 10,730,812 - Cha , et al.	2020-08-04
Compound and organic light emitting device containing same Grant 10,651,411 - Cha , et al.	2020-05-12
Heterocyclic Compound And Organic Light Emitting Diode Containing Same App 20200123138 - Cha; Yongbum ; et al.	2020-04-23
Polycyclic compound and organic light-emitting element comprising same Grant 10,580,996 - Cha , et al.	2020-03-03
Hetero ring compound and organic luminescent element comprising same Grant 10,577,355 - Kim , et al.	2020-03-03
Compound and organic electronic element comprising same Grant 10,573,824 - Cha , et al. Feb	2020-02-25
Polycyclic Compound And Organic Light Emitting Element Comprising Same App 20200048232 - CHA; Yongbum ; et al.	2020-02-13
Organic Light Emitting Element App 20200035930 - HEO; Dong Uk ; et al.	2020-01-30
Organic light emitting device Grant 10,547,008 - Cha , et al. Ja	2020-01-28
Heterocyclic compound and organic light emitting device comprising the same Grant 10,519,166 - Hong , et al. Dec	2019-12-31
Heterocyclic Compound and Organic Light-emitting Element Including Same App 20190355915 - Heo; Dong Uk ; et al.	2019-11-21
Double-spiro Type Compound And Organic Light-emitting Device Containing Same App 20190345082 - CHA; Yongbum ; et al.	2019-11-14
Organic Light-emitting Element App 20190296238 - Cha; Yongbum ; et al.	2019-09-26
Heterocyclic compound and organic light emitting device comprising same Grant 10,421,721 - Cha , et al. Sept	2019-09-24
Multicyclic Compound And Organic Light Emitting Device Including The Same (as Amended) App 20190237674 - CHA; Yongbum ; et al.	2019-08-01
Compound And Organic Electronic Element Comprising Same App 20190152919 - CHA; Yongbum ; et al.	2019-05-23
Organic Light Emitting Device App 20190148650 - Kwak; Jiwon ; et al.	2019-05-16
Heterocyclic compound and organic light emitting element comprising same Grant 10,230,056 - Cha , et al.	2019-03-12
Amine compound and organic light emitting element comprising same Grant 10,193,076 - Cha , et al. Ja	2019-01-29
Spiro-structured Compound And Organic Electronic Device Comprising Same App 20190010164 - Cha; Yongbum ; et al.	2019-01-10
Heterocyclic Compound And Organic Light Emitting Diode Containing Same App 20180351111 - Cha; Yongbum ; et al.	2018-12-06
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20180337341 - Heo; Dong Uk ; et al.	2018-11-22
Compound And Organic Electronic Element Comprising Same App 20180331297 - Suh; Sang Duk ; et al.	2018-11-15
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20180287069 - Cha; Yongbum ; et al.	2018-10-04
Compound And Organic Electronic Device Comprising Same App 20180277767 - Cha; Yongbum ; et al.	2018-09-27
Amine-based Compound And Organic Light-emitting Element Comprising Same App 20180269401 - Cha; Yongbum ; et al.	2018-09-20
Spiro Compound And Organic Light Emitting Element Comprising Same App 20180265477 - Cha; Yongbum ; et al.	2018-09-20
Heterocyclic Compound And Organic Light Emitting Diode Containing Same App 20180261777 - CHA; Yongbum ; et al.	2018-09-13
Hetero Ring Compound And Organic Luminescent Element Comprising Same App 20180244659 - KIM; Jin Joo ; et al.	2018-08-30
Amine-based Compound And Organic Light Emitting Device Comprising Same App 20180248119 - Cha; Yongbum ; et al.	2018-08-30
Polycyclic compound and organic light emitting device including the same Grant 10,032,986 - Kim , et al. July 24, 2	2018-07-24
Spiro Compound And Organic Light-emitting Element Comprising Same App 20180175304 - Cha; Yongbum ; et al.	2018-06-21
Double Spiro Organic Compound And Organic Electronic Element Comprising Same App 20180148640 - CHA; Yongbum ; et al.	2018-05-31
Heterocyclic Compound And Organic Light-emitting Element Comprising Same App 20180148641 - Cha; Yongbum ; et al.	2018-05-31
Compound And Organic Light Emitting Device Containing Same App 20180145272 - CHA; Yongbum ; et al.	2018-05-24
Compound And Organic Electronic Element Comprising Same App 20180138422 - CHA; Yongbum ; et al.	2018-05-17
Polycyclic Compound And Organic Light-emitting Element Comprising Same App 20180138421 - CHA; Yongbum ; et al.	2018-05-17
Spiro-type compound and organic light emitting element comprising same Grant 9,972,785 - Cha , et al. May 15, 2	2018-05-15
Compound And Organic Electronic Device Comprising Same App 20180123042 - Cha; Yongbum ; et al.	2018-05-03
Spiro-type compound and organic light emitting element comprising same Grant 9,960,357 - Cha , et al. May 1, 2	2018-05-01
Double Spiro Compound And Organic Light-emitting Element Comprising Same App 20180111887 - CHA; Yongbum ; et al.	2018-04-26
Heterocyclic Compound And Organic Light Emitting Device Comprising The Same App 20180086775 - Hong; Wanpyo ; et al.	2018-03-29
Compound And Organic Electronic Element Comprising Same App 20180090688 - Cha; Yongbum ; et al.	2018-03-29
Spiro Compound And Organic Light-emitting Element Comprising Same App 20180083198 - Cha; Yongbum ; et al.	2018-03-22
Organic Light Emitting Device App 20180069180 - CHA; Yongbum ; et al.	2018-03-08
Heterocyclic Compound And Organic Light Emitting Element Comprising Same App 20180047914 - Cha; Yongbum ; et al.	2018-02-15
Heterocyclic Compound And Organic Light Emitting Device Comprising Same App 20180037547 - Cha; Yongbum ; et al.	2018-02-08
Double-spiro Type Compound And Organic Light-emitting Device Containing Same App 20180002256 - CHA; Yongbum ; et al.	2018-01-04
Spiro-type Compound And Organic Light Emitting Element Comprising Same App 20180006233 - Cha; Yongbum ; et al.	2018-01-04
Amine Compound And Organic Light Emitting Element Comprising Same App 20170365788 - Cha; Yongbum ; et al.	2017-12-21
Spiro-type Compound And Organic Light Emitting Element Comprising Same App 20170365787 - Cha; Yongbum ; et al.	2017-12-21
Compound and organic light-emitting device using same Grant 9,728,728 - Hong , et al. August 8, 2	2017-08-08
Compound and organic light-emitting device using same Grant 9,373,793 - Hong , et al. June 21, 2	2016-06-21
Polycyclic Compound And Organic Light Emitting Device Including The Same App 20160087216 - KIM; Jin Joo ; et al.	2016-03-24
Novel Compound And Organic Light-emitting Device Using Same App 20140183489 - Hong; Sung Kil ; et al.	2014-07-03
Novel Compound And Organic Light-emitting Device Using Same App 20140091298 - HONG; Sung Kil ; et al.	2014-04-03

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.