Hazel; Nicholas John
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hazel; Nicholas John.The latest application filed is for "carbonylation process for the production of methyl acetate".
- Hazel; Nicholas John - Beverley GB
- Hazel; Nicholas John - East Yorkshire GB
| Patent | Date |
|---|---|
| Carbonylation process for the production of methyl acetate Grant 11,046,633 - Clark , et al. June 29, 2 | 2021-06-29 |
| Carbonylation Process for the Production of Methyl Acetate App 20200354303 - CLARK; Thomas Edward ; et al. | 2020-11-12 |
| Carbonylation process using a pretreated zeolite catalyst Grant 10,512,902 - Hazel , et al. Dec | 2019-12-24 |
| Carbonylation Process Using A Pretreated Zeolite Catalyst App 20180369794 - Hazel; Nicholas John ; et al. | 2018-12-27 |
| Process for treating zeolite catalysts Grant 9,527,063 - Hazel , et al. December 27, 2 | 2016-12-27 |
| Carbonylation process Grant 9,505,703 - Ditzel , et al. November 29, 2 | 2016-11-29 |
| Carbonylation Process App 20160052857 - Ditzel; Evert Jan ; et al. | 2016-02-25 |
| Process For Treating Zeolite Catalysts App 20150360211 - Hazel; Nicholas John ; et al. | 2015-12-17 |
| Carbonylation process for the production of methyl acetate Grant 8,624,054 - Hazel , et al. January 7, 2 | 2014-01-07 |
| Carbonylation Process For The Production Of Methyl Acetate App 20110319654 - Hazel; Nicholas John ; et al. | 2011-12-29 |
| Process for the production of acetic acid C4-esters Grant 6,949,671 - Gracey , et al. September 27, 2 | 2005-09-27 |
| Process for the production of acetic acid C4-esters App 20040249192 - Gracey, Benjamin Patrick ; et al. | 2004-12-09 |
| Ether cosolvents for resin formulations Grant 5,753,738 - Chapman , et al. May 19, 1 | 1998-05-19 |
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