David M. Pearson

Person

Lake Jackson, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Polymerization catalysts for production of polyethylene with high m...
- Patent number 12,365,750
- Issue date Jul 22, 2025
- Dow Global Technologies LLC
- Linfeng Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerization of ethylene in solution processes using a Ziegler-Na...
- Patent number 12,344,695
- Issue date Jul 1, 2025
- Dow Global Technologies LLC
- Linfeng Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Heterocycle-heterocycle-based group IV transition metal catalysts f...
- Patent number 12,252,573
- Issue date Mar 18, 2025
- Dow Global Technologies LLC
- David Koenigs
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Anionic group III complexes as weakly coordinating anions for olefi...
- Patent number 12,215,181
- Issue date Feb 4, 2025
- Dow Global Technologies LLC
- Todd D. Senecal
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chromium complex and catalyst therefrom
- Patent number 11,896,965
- Issue date Feb 13, 2024
- Dow Global Technologies LLC
- Jerzy Klosin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for oligomerization
- Patent number 11,623,209
- Issue date Apr 11, 2023
- Dow Global Technologies LLC
- Jerzy Klosin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Binuclear olefin polymerization activators
- Patent number 11,542,350
- Issue date Jan 3, 2023
- Dow Global Technologies LLC
- Richard J. Keaton
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Chromium complex and catalyst therefrom
- Patent number 11,491,474
- Issue date Nov 8, 2022
- Dow Global Technologies LLC
- Jerzy Klosin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Olefin polymerization activators
- Patent number 11,447,586
- Issue date Sep 20, 2022
- Dow Global Technologies LLC
- Richard J. Keaton
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Olefin polymerization activators
- Patent number 11,447,584
- Issue date Sep 20, 2022
- Dow Global Technologies LLC
- Todd D. Senecal
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Zirconocene-titanocene catalyst system
- Patent number 11,421,051
- Issue date Aug 23, 2022
- Dow Global Technologies LLC
- Linfeng Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for oligomerization
- Patent number 11,260,381
- Issue date Mar 1, 2022
- Dow Global Technologies LLC
- Jerzy Klosin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Phosphoramidate catalysts for ethylene-based interpolymers
- Patent number 11,168,155
- Issue date Nov 9, 2021
- Dow Global Technologies LLC
- Liam P. Spencer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Mixed catalyst systems for producing multimodal elastomers
- Patent number 11,155,658
- Issue date Oct 26, 2021
- Dow Global Technologies LLC
- Edmund M. Carnahan
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Chromium complex and catalyst therefrom
- Patent number 10,981,156
- Issue date Apr 20, 2021
- Dow Global Technologies LLC
- Jerzy Klosin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for oligomerization
- Patent number 10,919,031
- Issue date Feb 16, 2021
- Dow Global Technologies LLC
- Jerzy Klosin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for oligomerization
- Patent number 10,702,861
- Issue date Jul 7, 2020
- Dow Global Technologies LLC
- Jerzy Klosin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for oligomerization
- Patent number 10,376,869
- Issue date Aug 13, 2019
- Dow Global Technologies LLC
- Jerzy Klosin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phosphacycle compound and process for production thereof
- Patent number 10,357,764
- Issue date Jul 23, 2019
- Dow Global Technologies LLC
- Jerzy Klosin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyolefin composition and method of producing the same
- Patent number 10,351,646
- Issue date Jul 16, 2019
- Dow Global Technologies LLC
- Philip P. Fontaine
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Chromium complex and catalyst therefrom
- Patent number 10,207,262
- Issue date Feb 19, 2019
- Dow Global Technologies LLC
- Jerzy Klosin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Ethylene based interpolymers and composition comprising the same
- Patent number 10,160,817
- Issue date Dec 25, 2018
- Dow Global Technologies LLC
- Liam P. Spencer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Compositions with 2,3-disubstituted indoles as charge transport mat...
- Patent number 9,966,537
- Issue date May 8, 2018
- Dow Global Technologies LLC
- Kaitlyn Gray
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Metal-ligand complex, olefin polymerization catalyst derived theref...
- Patent number 9,862,734
- Issue date Jan 9, 2018
- Dow Global Technologies LLC
- Jerzy Klosin
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
BORATE COCATALYSTS FOR POLYOLEFIN PRODUCTION
- Publication number 20250129191
- Publication date Apr 24, 2025
- DOW GLOBAL TECHNOLOGIES LLC
- David M. Pearson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SUPPORTED CATALYST SYSTEMS CONTAINING A SILOCON BRIDGED, ANTHRACENY...
- Publication number 20250051495
- Publication date Feb 13, 2025
- DOW GLOBAL TECHNOLOGIES LLC
- Andrew M. Camelio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SUPPORTED CATALYST SYSTEMS CONTAINING A GERMANIUM BRIDGED, ANTHRACE...
- Publication number 20250034292
- Publication date Jan 30, 2025
- DOW GLOBAL TECHNOLOGIES LLC
- Andrew M. Camelio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SUPPORTED CATALYST SYSTEMS CONTAINING A CARBON BRIDGED, ANTHRACENYL...
- Publication number 20250011478
- Publication date Jan 9, 2025
- DOW GLOBAL TECHNOLOGIES LLC
- Andrew M. Camelio
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ETHYLENE/1-HEXENE COPOLYMERS
- Publication number 20240400733
- Publication date Dec 5, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- Bo Liu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYDROCARBON SOLUBLE BORATE COCATALYSTS FOR OLEFIN POLYMERIZATION
- Publication number 20240247084
- Publication date Jul 25, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- David M. Pearson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
BIPHENYLPHENOL POLYMERIZATION CATALYSTS
- Publication number 20240150502
- Publication date May 9, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- Ruth Figueroa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
BICYCLIC HAFNIUM METALLOCENES HAVING NONIDENTICAL LIGANDS
- Publication number 20240124628
- Publication date Apr 18, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- Angela I. Padilla-Acevedo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HAFNIUM METALLOCENES HAVING NONIDENTICAL LIGANDS
- Publication number 20240116969
- Publication date Apr 11, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- Rhett A. Baillie
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYSTS FOR BISPHENYLPHE...
- Publication number 20240092952
- Publication date Mar 21, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- David M. Pearson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
BIPHENYLPHENOL POLYMERIZATION CATALYSTS HAVING IMPROVED KINETIC IND...
- Publication number 20240052075
- Publication date Feb 15, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- Joseph F. DeWilde
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYST FOR BIS-PHENYLPHE...
- Publication number 20240010771
- Publication date Jan 11, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- Philip P. Fontaine
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYSTS FOR BIS-PHENYLPH...
- Publication number 20240010770
- Publication date Jan 11, 2024
- DOW GLOBAL TECHNOLOGIES LLC
- Philip P. Fontaine
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CATALYST SYSTEMS AND PROCESSES FOR PRODUCING POLYETHYLENE USING THE...
- Publication number 20230322968
- Publication date Oct 12, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Rhett A. Baillie
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYSTS FOR BIS-PHENYLPH...
- Publication number 20230287152
- Publication date Sep 14, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Philip P. Fontaine
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
SPRAY-DRIED CATALYSTS CONTAINING A GERMANIUM-BRIDGED BIS-BIPHENYL-P...
- Publication number 20230287159
- Publication date Sep 14, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Rhett A. Baillie
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYST FOR CONSTRAINED G...
- Publication number 20230272133
- Publication date Aug 31, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- David M. Pearson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CATALYST SYSTEMS AND PROCESSES FOR PRODUCING POLYETHYLENE USING THE...
- Publication number 20230250202
- Publication date Aug 10, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Rhett A. Baillie
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CATALYST SYSTEMS AND PROCESSES FOR PRODUCING POLYETHYLENE USING THE...
- Publication number 20230235099
- Publication date Jul 27, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Rhett A. Baillie
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CATALYST SYSTEMS AND PROCESSES FOR PRODUCING POLYETHYLENE USING THE...
- Publication number 20230203216
- Publication date Jun 29, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Rhett A. Baillie
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ALKENE FUNCTIONALIZED ACTIVATORS AND THEIR USE IN ELECTRICAL APPLIC...
- Publication number 20230183401
- Publication date Jun 15, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Richard J. Keaton
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
OLEFIN POLYMERIZATION BIMETALLIC ACTIVATORS
- Publication number 20230174693
- Publication date Jun 8, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Rafael Huacuja
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CHROMIUM COMPLEX AND CATALYST THEREFROM
- Publication number 20230112954
- Publication date Apr 13, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Jerzy Klosin
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
GAS-PHASE BIPHENYLPHENOL POLYMERIZATION CATALYSTS
- Publication number 20230098987
- Publication date Mar 30, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- Angela I. Padilla-Acevedo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
TRANSITION METAL CATALYSTS FOR OLEFIN POLYMERIZATION
- Publication number 20230002515
- Publication date Jan 5, 2023
- Dow Global Technologies LLC
- Todd D. Senecal
- C07 - ORGANIC CHEMISTRY
Information Patent Application
BIPHENYLPHENOL POLYMERIZATION CATALYSTS
- Publication number 20220403061
- Publication date Dec 22, 2022
- DOW GLOBAL TECHNOLOGIES LLC
- Angela I. Padilla-Acevedo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYMERIZATION CATALYSTS FOR PRODUCTION OF POLYETHYLENE WITH HIGH M...
- Publication number 20220389137
- Publication date Dec 8, 2022
- DOW GLOBAL TECHNOLOGIES LLC
- Linfeng Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYMERIZATION OF ETHYLENE IN SOLUTION PROCESSES USING A ZIEGLER-NA...
- Publication number 20220306772
- Publication date Sep 29, 2022
- DOW GLOBAL TECHNOLOGIES LLC
- Linfeng Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYMERIZATION OF ETHYLENE IN SOLUTION PROCESSES USING A ZIEGLER-NA...
- Publication number 20220275114
- Publication date Sep 1, 2022
- DOW GLOBAL TECHNOLOGIES LLC
- Linfeng Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HAFNOCENE-TITANOCENE CATALYST SYSTEM
- Publication number 20220235155
- Publication date Jul 28, 2022
- DOW GLOBAL TECHNOLOGIES LLC
- Linfeng Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

David M. Pearson

Person

Patents Grantslast 30 patents

Polymerization catalysts for production of polyethylene with high m...

Polymerization of ethylene in solution processes using a Ziegler-Na...

Heterocycle-heterocycle-based group IV transition metal catalysts f...

Anionic group III complexes as weakly coordinating anions for olefi...

Chromium complex and catalyst therefrom

Process for oligomerization

Binuclear olefin polymerization activators

Chromium complex and catalyst therefrom

Olefin polymerization activators

Olefin polymerization activators

Zirconocene-titanocene catalyst system

Process for oligomerization

Phosphoramidate catalysts for ethylene-based interpolymers

Mixed catalyst systems for producing multimodal elastomers

Chromium complex and catalyst therefrom

Process for oligomerization

Process for oligomerization

Process for oligomerization

Phosphacycle compound and process for production thereof

Polyolefin composition and method of producing the same

Chromium complex and catalyst therefrom

Ethylene based interpolymers and composition comprising the same

Compositions with 2,3-disubstituted indoles as charge transport mat...

Metal-ligand complex, olefin polymerization catalyst derived theref...

Patents Applicationslast 30 patents

BORATE COCATALYSTS FOR POLYOLEFIN PRODUCTION

SUPPORTED CATALYST SYSTEMS CONTAINING A SILOCON BRIDGED, ANTHRACENY...

SUPPORTED CATALYST SYSTEMS CONTAINING A GERMANIUM BRIDGED, ANTHRACE...

SUPPORTED CATALYST SYSTEMS CONTAINING A CARBON BRIDGED, ANTHRACENYL...

ETHYLENE/1-HEXENE COPOLYMERS

HYDROCARBON SOLUBLE BORATE COCATALYSTS FOR OLEFIN POLYMERIZATION

BIPHENYLPHENOL POLYMERIZATION CATALYSTS

BICYCLIC HAFNIUM METALLOCENES HAVING NONIDENTICAL LIGANDS

HAFNIUM METALLOCENES HAVING NONIDENTICAL LIGANDS

HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYSTS FOR BISPHENYLPHE...

BIPHENYLPHENOL POLYMERIZATION CATALYSTS HAVING IMPROVED KINETIC IND...

HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYST FOR BIS-PHENYLPHE...

HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYSTS FOR BIS-PHENYLPH...

CATALYST SYSTEMS AND PROCESSES FOR PRODUCING POLYETHYLENE USING THE...

HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYSTS FOR BIS-PHENYLPH...

SPRAY-DRIED CATALYSTS CONTAINING A GERMANIUM-BRIDGED BIS-BIPHENYL-P...

HYDROCARBYL-MODIFIED METHYLALUMINOXANE COCATALYST FOR CONSTRAINED G...

CATALYST SYSTEMS AND PROCESSES FOR PRODUCING POLYETHYLENE USING THE...

CATALYST SYSTEMS AND PROCESSES FOR PRODUCING POLYETHYLENE USING THE...

CATALYST SYSTEMS AND PROCESSES FOR PRODUCING POLYETHYLENE USING THE...

ALKENE FUNCTIONALIZED ACTIVATORS AND THEIR USE IN ELECTRICAL APPLIC...

OLEFIN POLYMERIZATION BIMETALLIC ACTIVATORS

CHROMIUM COMPLEX AND CATALYST THEREFROM

GAS-PHASE BIPHENYLPHENOL POLYMERIZATION CATALYSTS

TRANSITION METAL CATALYSTS FOR OLEFIN POLYMERIZATION

BIPHENYLPHENOL POLYMERIZATION CATALYSTS

POLYMERIZATION CATALYSTS FOR PRODUCTION OF POLYETHYLENE WITH HIGH M...

POLYMERIZATION OF ETHYLENE IN SOLUTION PROCESSES USING A ZIEGLER-NA...

POLYMERIZATION OF ETHYLENE IN SOLUTION PROCESSES USING A ZIEGLER-NA...

HAFNOCENE-TITANOCENE CATALYST SYSTEM