Gregory J. Karahalis

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
(Di)silicon bridged metallocenes that produce polyethylene with bro...
- Patent number 11,214,631
- Issue date Jan 4, 2022
- ExxonMobil Chemical Patents Inc.
- Jian Yang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Unbridged indacenyl metallocenes
- Patent number 11,001,657
- Issue date May 11, 2021
- ExxonMobil Chemical Patents Inc.
- Jian Yang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Asymmetric ANSA-metallocene catalyst compounds for producing polyol...
- Patent number 10,889,663
- Issue date Jan 12, 2021
- ExxonMobil Chemical Patents Inc.
- Jian Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalysts that produce polyethylene with broad, bimodal molecular w...
- Patent number 10,882,925
- Issue date Jan 5, 2021
- ExxonMobil Chemical Patents Inc.
- Jian Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Asymmetric ANSA-Metallocene Catalyst Compounds for Producing Polyol...
- Publication number 20190161560
- Publication date May 30, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Jian Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalysts that Produce Polyethylene with Broad, Bimodal Molecular W...
- Publication number 20190161561
- Publication date May 30, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Jian Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
(Di)Silicon Bridged Metallocenes that Produce Polyethylene with Bro...
- Publication number 20190144571
- Publication date May 16, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Jian Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Unbridged Indacenyl Metallocenes
- Publication number 20190119418
- Publication date Apr 25, 2019
- EXXONMOBIL CHEMICAL PATENTS INC.
- Jian Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...