Kelly; Stephen L.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kelly; Stephen L..The latest application filed is for "preparation of large pore silicas and uses thereof in chromium catalysts for olefin polymerization".

Company Profile

3.11.12

Kelly; Stephen L. - Kingwood TX
Kelly; Stephen L. - Angleton TX
Kelly; Stephen L. - Angelton TX

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Preparation of Large Pore Silicas and Uses Thereof in Chromium Catalysts for Olefin Polymerization App 20220275116 - McDaniel; Max P. ; et al.	2022-09-01
Preparation of large pore silicas and uses thereof in chromium catalysts for olefin polymerization Grant 11,384,175 - McDaniel , et al. July 12, 2	2022-07-12
Preparation of Large Pore Silicas and Uses Thereof in Chromium Catalysts for Olefin Polymerization App 20220002449 - McDaniel; Max P. ; et al.	2022-01-06
Preparation of large pore silicas and uses thereof in chromium catalysts for olefin polymerization Grant 11,186,656 - McDaniel , et al. November 30, 2	2021-11-30
Preparation of Large Pore Silicas and Uses Thereof in Chromium Catalysts for Olefin Polymerization App 20200369796 - McDaniel; Max P. ; et al.	2020-11-26
Reinforcement of a chromium/silica catalyst with silicate oligomers Grant 10,669,359 - McDaniel , et al.	2020-06-02
Methods of inhibiting polymerization of vinyl aromatic monomers Grant 10,597,345 - Treleaven , et al.	2020-03-24
Methods of Inhibiting Polymerization of Vinyl Aromatic Monomers App 20190337877 - Treleaven; William D. ; et al.	2019-11-07
Reinforcement of a Chromium/Silica Catalyst with Silicate Oligomers App 20190256622 - McDaniel; Max P. ; et al.	2019-08-22
Reinforcement of a chromium/silica catalyst with silicate oligomers Grant 10,259,893 - McDaniel , et al.	2019-04-16
Selective Hydrogenation Catalyst and Methods of Making and Using Same App 20170197199 - CHEUNG; Tin-Tack Peter ; et al.	2017-07-13
Selective hydrogenation catalyst and methods of making and using same Grant 9,636,659 - Cheung , et al. May 2, 2	2017-05-02
Selective Hydrogenation Catalyst and Methods of Making and Using Same App 20160107146 - CHEUNG; Tin-Tack Peter ; et al.	2016-04-21
Selective Hydrogenation Catalyst and Methods of Making and Using Same App 20150314270 - CHEUNG; Tin-Tack Peter ; et al.	2015-11-05
Selective hydrogenation catalyst and methods of making and using same Grant 9,144,787 - Cheung , et al. September 29, 2	2015-09-29
Selective hydrogenation catalyst and methods of making and using same Grant 9,108,188 - Cheung , et al. August 18, 2	2015-08-18
Selective Hydrogenation Catalyst and Methods of Making and Using Same App 20140206916 - Cheung; Tin-Tack Peter ; et al.	2014-07-24
Selective Hydrogenation Catalyst and Methods of Making and Using Same App 20140005449 - Cheung; Tin-Tack Peter ; et al.	2014-01-02
Selective Hydrogenation Catalyst and Methods of Making and Using Same App 20130237729 - Cheung; Tin-Tack Peter ; et al.	2013-09-12
Electrocatalytic cathodes and methods of preparation Grant 5,227,030 - Beaver, deceased , et al. July 13, 1	1993-07-13
Electrocatalytic cathodes and methods of preparation Grant 5,035,789 - Beaver , et al. July 30, 1	1991-07-30

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