David K. Steelman

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Angleton, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Polyether polymerization process
- Patent number 11,820,861
- Issue date Nov 21, 2023
- Dow Global Technologies LLC
- David A. Babb
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyether polymerization process
- Patent number 11,745,174
- Issue date Sep 5, 2023
- Dow Global Technologies LLC
- David K. Steelman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst complex
- Patent number 11,571,690
- Issue date Feb 7, 2023
- Dow Global Technologies LLC
- David K. Steelman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polyether Polymerization Process
- Publication number 20230356207
- Publication date Nov 9, 2023
- DOW GLOBAL TECHNOLOGIES LLC
- David K. Steelman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Polyether Polymerization Process
- Publication number 20220041807
- Publication date Feb 10, 2022
- DOW GLOBAL TECHNOLOGIES LLC
- David A. Babb
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Polyether Polymerization Process
- Publication number 20210198425
- Publication date Jul 1, 2021
- DOW GLOBAL TECHNOLOGIES LLC
- David K. Steelman
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Catalyst Complex
- Publication number 20210154656
- Publication date May 27, 2021
- DOW GLOBAL TECHNOLOGIES LLC
- David K. Steelman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL