Cheung; Chiu Kee
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cheung; Chiu Kee.The latest application filed is for "process for operating a plant for preparing an alkanesulfonic acid".
- Cheung; Chiu Kee - Alzenau DE
- Cheung; Chiu Kee - Erftstadt DE
| Patent | Date |
|---|---|
| Process for the preparation of an alkanesulfonic acid Grant 10,703,715 - Fonfe , et al. | 2020-07-07 |
| Process for operating a plant for preparing an alkanesulfonic acid Grant 10,494,331 - Fonfe , et al. De | 2019-12-03 |
| Process for preparing an alkanesulphonic acid Grant 10,399,934 - Fonfe , et al. Sep | 2019-09-03 |
| Process For Operating A Plant For Preparing An Alkanesulfonic Acid App 20190077748 - Fonfe; Benjamin ; et al. | 2019-03-14 |
| Process For The Preparation Of An Alkanesulfonic Acid App 20190071394 - FONFE; Benjamin ; et al. | 2019-03-07 |
| Process For Preparing An Alkanesulphonic Acid App 20180354897 - FONFE; Benjamin ; et al. | 2018-12-13 |
| Reactor and process for preparing hydrogen sulphide Grant 9,649,615 - Finkeldei , et al. May 16, 2 | 2017-05-16 |
| Reactor and process for preparing hydrogen sulphide Grant 9,630,843 - Finkeldei , et al. April 25, 2 | 2017-04-25 |
| Reactor and process for preparing hydrogen sulphide Grant 9,440,208 - Finkeldei , et al. September 13, 2 | 2016-09-13 |
| Reactor and process for preparing hydrogen sulphide Grant 9,421,511 - Finkeldei , et al. August 23, 2 | 2016-08-23 |
| Reactor And Process For Preparing Hydrogen Sulphide App 20150209747 - Finkeldei; Caspar-Heinrich ; et al. | 2015-07-30 |
| Reactor And Process For Preparing Hydrogen Sulphide App 20150190775 - Finkeldei; Caspar-Heinrich ; et al. | 2015-07-09 |
| Reactor And Process For Preparing Hydrogen Sulphide App 20150175419 - Finkeldei; Caspar-Heinrich ; et al. | 2015-06-25 |
| Reactor And Process For Preparing Hydrogen Sulphide App 20150151271 - Finkeldei; Caspar-Heinrich ; et al. | 2015-06-04 |
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