John Tjaden

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Friendswood, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Processes for stabilizing antimony catalysts
- Patent number 11,772,081
- Issue date Oct 3, 2023
- Ascend Performance Materials Operations LLC
- Y. T. Chi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Processes for stabilizing antimony catalysts
- Patent number 11,235,313
- Issue date Feb 1, 2022
- Ascend Performance Materials Operations LLC
- Y. T. Chi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PROCESSES FOR STABILIZING ANTIMONY CATALYSTS
- Publication number 20220143583
- Publication date May 12, 2022
- Ascend Performance Materials Operations LLC
- Y. T. CHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR STABILIZING ANTIMONY CATALYSTS
- Publication number 20200269218
- Publication date Aug 27, 2020
- Ascend Performance Materials Operations LLC
- Y. T. Chi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL