Laughlin G. McCullough

Person

League City, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Polyethylene compositions and films prepared therefrom
- Patent number 11,787,881
- Issue date Oct 17, 2023
- ExxonMobil Chemical Patents Inc.
- Adriana S. Silva
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst systems and polymerization processes for using the same
- Patent number 11,712,687
- Issue date Aug 1, 2023
- ExxonMobil Chemical Patents Inc.
- Matthew W. Holtcamp
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Metallocenes with Si—Si bridges
- Patent number 11,369,949
- Issue date Jun 28, 2022
- ExxonMobil Chemical Patents Inc.
- Subramaniam Kuppuswamy
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Metallocenes with two -Si-Si- bridges
- Patent number 11,306,162
- Issue date Apr 19, 2022
- ExxonMobil Chemical Patents Inc.
- Subramaniam Kuppuswamy
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyethylene compositions and films prepared therefrom
- Patent number 11,274,196
- Issue date Mar 15, 2022
- ExxonMobil Chemical Patents Inc.
- Dongming Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst systems including two hafnocene catalyst compounds
- Patent number 11,198,747
- Issue date Dec 14, 2021
- ExxonMobil Chemical Patents Inc.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst systems and polymerization processes for using the same
- Patent number 10,926,250
- Issue date Feb 23, 2021
- ExxonMobil Chemical Patents Inc.
- Matthew W. Holtcamp
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Mixed catalysts with unbridged hafnocenes with -CH2-SiMe3 moieties
- Patent number 10,913,808
- Issue date Feb 9, 2021
- ExxonMobil Chemical Patents Inc.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Sterically hindered metallocenes, synthesis and use
- Patent number 10,882,932
- Issue date Jan 5, 2021
- ExxonMobil Chemical Patents Inc.
- Donna J. Crowther
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst systems and polymerization processes for using the same
- Patent number 10,822,434
- Issue date Nov 3, 2020
- ExxonMobil Chemical Patents Inc.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyethylene compositions and articles made therefrom
- Patent number 10,808,053
- Issue date Oct 20, 2020
- ExxonMobil Chemical Patents Inc.
- Dongming Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Supported catalyst systems and processes for use thereof
- Patent number 10,723,819
- Issue date Jul 28, 2020
- ExxonMobil Chemical Patents, Inc.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst composition comprising fluorided support and processes for...
- Patent number 10,717,790
- Issue date Jul 21, 2020
- ExxonMobil Chemical Patents Inc.
- Xuan Ye
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Group 4 catalyst compounds and process for use thereof
- Patent number 10,696,758
- Issue date Jun 30, 2020
- ExxonMobil Chemical Patents, Inc.
- Subramaniam Kuppuswamy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst composition comprising fluorided support and processes for...
- Patent number 10,640,583
- Issue date May 5, 2020
- ExxonMobil Chemical Patents, Inc.
- Xuan Ye
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hafnocene catalyst compounds and process for use thereof
- Patent number 10,479,846
- Issue date Nov 19, 2019
- ExxonMobil Chemical Patents Inc.
- Laughlin G. McCullough
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Supported catalyst systems and methods of using same
- Patent number 10,414,887
- Issue date Sep 17, 2019
- ExxonMobil Chemical Patents Inc.
- Xuan Ye
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerization process using bridged metallocene compounds supporte...
- Patent number 10,351,647
- Issue date Jul 16, 2019
- ExxonMobil Chemical Patents Inc.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Producing polyolefin products
- Patent number 10,189,923
- Issue date Jan 29, 2019
- Univation Technologies, LLC
- Ching-Tai Lue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalysts for the formation of multimodal polymers
- Patent number 10,087,268
- Issue date Oct 2, 2018
- ExxonMobil Chemical Patents Inc.
- Glen E. Alliger
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrogenation of annulated cyclopentadienyl metal complexes and met...
- Patent number 9,932,423
- Issue date Apr 3, 2018
- ExxonMobil Chemical Patents Inc.
- Laughlin G. McCullough
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Producing polyolefin products
- Patent number 9,809,667
- Issue date Nov 7, 2017
- Univation Technologies, LLC
- Ching-Tai Lue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reverse staged impact copolymers
- Patent number 9,376,559
- Issue date Jun 28, 2016
- ExxonMobil Chemical Patents Inc.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Bridged metallocene compounds, catalyst systems and processes for p...
- Patent number 9,266,977
- Issue date Feb 23, 2016
- ExxonMobil Chemical Patents Inc.
- Laughlin G. McCullough
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric polypropylene catalysts
- Patent number 9,266,910
- Issue date Feb 23, 2016
- ExxonMobil Chemical Patents Inc.
- Laughlin G. McCullough
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Branched polyethylene with improved processing and high tear films...
- Patent number 9,068,033
- Issue date Jun 30, 2015
- ExxonMobil Chemical Patents Inc.
- David M. Fiscus
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Phosphine ligand-metal compositions, complexes, and catalysts for e...
- Patent number 8,404,915
- Issue date Mar 26, 2013
- ExxonMobil Chemical Patents Inc.
- Laughlin G. McCullough
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Olefin oligomerization reaction processes exhibiting reduced fouling
- Patent number 8,227,653
- Issue date Jul 24, 2012
- ExxonMobil Chemical Patents Inc.
- Michael W. Weber
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Class of olefin metathesis catalysts, methods of preparation, and p...
- Patent number 8,227,371
- Issue date Jul 24, 2012
- ExxonMobil Chemical Patents Inc.
- Matthew W. Holtcamp
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
High tear films from hafnocene catalyzed polyethylenes
- Patent number 7,179,876
- Issue date Feb 20, 2007
- Univation Technologies, LLC
- John F. Szul
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Supported Catalyst Systems and Processes for Use Thereof
- Publication number 20230322972
- Publication date Oct 12, 2023
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. HOLTCAMP
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD TO PREPARE ETHYLENE COPOLYMERS
- Publication number 20230174694
- Publication date Jun 8, 2023
- UNIVATION TECHNOLOGIES, LLC
- Francis C. Rix
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Linear Low Density Polyethylene for Film Applications
- Publication number 20230174757
- Publication date Jun 8, 2023
- EXXONMOBIL CHEMICAL PATENTS INC.
- Ru Xie
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Linear Low Density Polyethylene for Film Applications
- Publication number 20230167254
- Publication date Jun 1, 2023
- EXXONMOBIL CHEMICAL PATENTS INC.
- Ru Xie
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Broad Orthogonal Distribution Polyethylenes for Films
- Publication number 20230022149
- Publication date Jan 26, 2023
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. HOLTCAMP
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Isotactic Propylene Homopolymers and Copolymers Produced with C1 Sy...
- Publication number 20220315680
- Publication date Oct 6, 2022
- EXXONMOBIL CHEMICAL PATENTS INC.
- Nikola S. Lambic
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyethylene Films
- Publication number 20220025135
- Publication date Jan 27, 2022
- EXXONMOBIL CHEMICAL PATENTS INC.
- Ching-Tai LUE
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Polyethylene Compositions and Films Prepared Therefrom
- Publication number 20210238321
- Publication date Aug 5, 2021
- ExxonMobil Chemical Patents ine.
- Adrianna S. Silva
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Systems and Polymerization Processes for Using the Same
- Publication number 20210023540
- Publication date Jan 28, 2021
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD TO PREPARE ETHYLENE COPOLYMERS
- Publication number 20210024670
- Publication date Jan 28, 2021
- UNIVATION TECHNOLOGIES, LLC
- Francis C. Rix
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METALLOCENES WITH TWO -SI-SI- BRIDGES
- Publication number 20200332031
- Publication date Oct 22, 2020
- EXXONMOBIL CHEMICAL PATENTS INC.
- Subramaniam Kuppuswamy
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyethylene Compositions and Films Prepared Therefrom
- Publication number 20200231790
- Publication date Jul 23, 2020
- EXXONMOBIL CHEMICAL PATENTS INC.
- Dongming Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Mixed Catalyst Systems and Methods of Using the Same
- Publication number 20200048382
- Publication date Feb 13, 2020
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Metallocenes With Si-Si Bridges
- Publication number 20190366315
- Publication date Dec 5, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Subramaniam Kuppuswamy
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Catalyst Systems Including Two Hafnocene Catalyst Compounds
- Publication number 20190367649
- Publication date Dec 5, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD TO PREPARE ETHYLENE COPOLYMERS
- Publication number 20190322780
- Publication date Oct 24, 2019
- UNIVATION TECHNOLOGIES, LLC
- Francis C. Rix
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Benzindenyl Catalyst Systems and Processes for Use Thereof
- Publication number 20190248929
- Publication date Aug 15, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Laughlin G. McCullough
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Systems and Polymerization Processes for Using the Same
- Publication number 20190168203
- Publication date Jun 6, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. Holtcamp
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Catalyst Systems and Polymerization Processes for Using the Same
- Publication number 20190119413
- Publication date Apr 25, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyethylene Compositions and Articles Made Therefrom
- Publication number 20190119417
- Publication date Apr 25, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Dongming Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Mixed Catalysts with Unbridged Hafnocenes with -CH2-SiMe3 Moieties
- Publication number 20190040167
- Publication date Feb 7, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polymerization Process Using Bridged Metallocene Compounds Supporte...
- Publication number 20180298127
- Publication date Oct 18, 2018
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Supported Catalyst Systems and Processes for Use Thereof
- Publication number 20180237554
- Publication date Aug 23, 2018
- EXXONMOBIL CHEMICAL PATENTS INC.
- Matthew W. Holtcamp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Group 4 Catalyst Compounds and Process for Use Thereof
- Publication number 20180237559
- Publication date Aug 23, 2018
- EXXONMOBIL CHEMICAL PATENTS INC.
- Subramaniam Kuppuswamy
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Hafnocene Catalyst Compounds and Process for Use Thereof
- Publication number 20180237558
- Publication date Aug 23, 2018
- EXXONMOBIL CHEMICAL PATENTS INC.
- Laughlin G. McCullough
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Composition Comprising Fluorided Support and Processes for...
- Publication number 20180171040
- Publication date Jun 21, 2018
- EXXONMOBIL CHEMICAL PATENTS INC.
- Xuan YE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Sterically Hindered Metallocenes, Synthesis and Use
- Publication number 20180094088
- Publication date Apr 5, 2018
- EXXONMOBIL CHEMICAL PATENTS INC.
- Donna J. Crowther
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Composition Comprising Fluorided Support and Processes for...
- Publication number 20180072823
- Publication date Mar 15, 2018
- EXXONMOBIL CHEMICAL PATENTS INC.
- Xuan Ye
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PRODUCING POLYOLEFIN PRODUCTS
- Publication number 20180066088
- Publication date Mar 8, 2018
- UNIVATION TECHNOLOGIES, LLC
- Ching-Tai Lue
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Catalysts for the Formation of Multimodal Polymers
- Publication number 20170114168
- Publication date Apr 27, 2017
- EXXONMOBIL CHEMICAL PATENTS INC.
- Glen E. Alliger
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Laughlin G. McCullough

Person

Patents Grantslast 30 patents

Polyethylene compositions and films prepared therefrom

Catalyst systems and polymerization processes for using the same

Metallocenes with Si—Si bridges

Metallocenes with two -Si-Si- bridges

Polyethylene compositions and films prepared therefrom

Catalyst systems including two hafnocene catalyst compounds

Catalyst systems and polymerization processes for using the same

Mixed catalysts with unbridged hafnocenes with -CH2-SiMe3 moieties

Sterically hindered metallocenes, synthesis and use

Catalyst systems and polymerization processes for using the same

Polyethylene compositions and articles made therefrom

Supported catalyst systems and processes for use thereof

Catalyst composition comprising fluorided support and processes for...

Group 4 catalyst compounds and process for use thereof

Catalyst composition comprising fluorided support and processes for...

Hafnocene catalyst compounds and process for use thereof

Supported catalyst systems and methods of using same

Polymerization process using bridged metallocene compounds supporte...

Producing polyolefin products

Catalysts for the formation of multimodal polymers

Hydrogenation of annulated cyclopentadienyl metal complexes and met...

Producing polyolefin products

Reverse staged impact copolymers

Bridged metallocene compounds, catalyst systems and processes for p...

Asymmetric polypropylene catalysts

Branched polyethylene with improved processing and high tear films...

Phosphine ligand-metal compositions, complexes, and catalysts for e...

Olefin oligomerization reaction processes exhibiting reduced fouling

Class of olefin metathesis catalysts, methods of preparation, and p...

High tear films from hafnocene catalyzed polyethylenes

Patents Applicationslast 30 patents

Supported Catalyst Systems and Processes for Use Thereof

METHOD TO PREPARE ETHYLENE COPOLYMERS

Linear Low Density Polyethylene for Film Applications

Linear Low Density Polyethylene for Film Applications

Broad Orthogonal Distribution Polyethylenes for Films

Isotactic Propylene Homopolymers and Copolymers Produced with C1 Sy...

Polyethylene Films

Polyethylene Compositions and Films Prepared Therefrom

Catalyst Systems and Polymerization Processes for Using the Same

METHOD TO PREPARE ETHYLENE COPOLYMERS

METALLOCENES WITH TWO -SI-SI- BRIDGES

Polyethylene Compositions and Films Prepared Therefrom

Mixed Catalyst Systems and Methods of Using the Same

Metallocenes With Si-Si Bridges

Catalyst Systems Including Two Hafnocene Catalyst Compounds

METHOD TO PREPARE ETHYLENE COPOLYMERS

Benzindenyl Catalyst Systems and Processes for Use Thereof

Catalyst Systems and Polymerization Processes for Using the Same

Catalyst Systems and Polymerization Processes for Using the Same

Polyethylene Compositions and Articles Made Therefrom

Mixed Catalysts with Unbridged Hafnocenes with -CH2-SiMe3 Moieties

Polymerization Process Using Bridged Metallocene Compounds Supporte...

Supported Catalyst Systems and Processes for Use Thereof

Group 4 Catalyst Compounds and Process for Use Thereof

Hafnocene Catalyst Compounds and Process for Use Thereof

Catalyst Composition Comprising Fluorided Support and Processes for...

Sterically Hindered Metallocenes, Synthesis and Use

Catalyst Composition Comprising Fluorided Support and Processes for...

PRODUCING POLYOLEFIN PRODUCTS

Catalysts for the Formation of Multimodal Polymers