Chen; Shukang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chen; Shukang.The latest application filed is for "hfo-1234ze and hfc-245fa co-production preparation process".
- Chen; Shukang - Dongguan CN
- Chen; Shukang - Shaanxi CN
- Chen; Shukang - Xi'an CN
| Patent | Date |
|---|---|
| Wireless earphone Grant D800,097 - Chen October 17, 2 | 2017-10-17 |
| Wireless earphone Grant D782,442 - Chen March 28, 2 | 2017-03-28 |
| Wireless earphone Grant D778,873 - Chen February 14, 2 | 2017-02-14 |
| 1, 3, 3, 3-tetrafluoropropene preparation process Grant 9,458,070 - Xu , et al. October 4, 2 | 2016-10-04 |
| HFO-1234ze and HFC-245fa co-production preparation process Grant 9,233,897 - Yang , et al. January 12, 2 | 2016-01-12 |
| Hfo-1234ze And Hfc-245fa Co-production Preparation Process App 20150321979 - Yang; Gang ; et al. | 2015-11-12 |
| 1, 3, 3, 3-tetrafluoropropene Preparation Process App 20150307420 - Xu; Lei ; et al. | 2015-10-29 |
| Method for preparing 2,3,3,3-tetrafluoropropene Grant 9,115,042 - Yang , et al. August 25, 2 | 2015-08-25 |
| Method For Preparing 2,3,3,3-tetrafluoropropene App 20140350312 - Yang; Gang ; et al. | 2014-11-27 |
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