Sawyer; Douglas
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sawyer; Douglas.The latest application filed is for "synthesis and resolution of nicotine".
- Sawyer; Douglas - Seekonk MA
- Sawyer; Douglas - Gilbert AZ
- Sawyer; Douglas - Seekon MA
- Sawyer; Douglas - Nashville TN
- Sawyer; Douglas - Pawtucket RI
| Patent | Date |
|---|---|
| Systems and methods for controlling chlorinators Grant 11,091,924 - Chen , et al. August 17, 2 | 2021-08-17 |
| Synthesis and resolution of nicotine Grant 10,759,776 - Willis , et al. Sep | 2020-09-01 |
| Synthesis And Resolution Of Nicotine App 20190263777 - WILLIS; Bert ; et al. | 2019-08-29 |
| Synthesis and resolution of nicotine Grant 10,329,271 - Willis , et al. | 2019-06-25 |
| Chlorinators and Replaceable Cell Cartridges Therefor App 20190119937 - Chen; Patrick ; et al. | 2019-04-25 |
| Chlorinators and replaceable cell cartridges therefor Grant 10,156,081 - Chen , et al. Dec | 2018-12-18 |
| Systems And Methods For Controlling Chlorinators App 20180163420 - Chen; Patrick ; et al. | 2018-06-14 |
| Systems and methods for controlling chlorinators Grant 9,885,193 - Chen , et al. February 6, 2 | 2018-02-06 |
| Synthesis And Resolution Of Nicotine App 20180030028 - WILLIS; Bert ; et al. | 2018-02-01 |
| Synthesis and resolution of nicotine Grant 9,809,567 - Willis , et al. November 7, 2 | 2017-11-07 |
| Synthesis And Resolution Of Nicotine App 20160326134 - Willis; Bert ; et al. | 2016-11-10 |
| Chlorinators and Replaceable Cell Cartridges Therefor App 20130105372 - Chen; Patrick ; et al. | 2013-05-02 |
| Systems and Methods for Controlling Chlorinators App 20130105403 - Chen; Patrick ; et al. | 2013-05-02 |
| Systems and Methods for User-Installable Chlorinators App 20130105373 - Chen; Patrick ; et al. | 2013-05-02 |
| Access Catheter System Having A Precisely Postionable Needle Tip App 20120172750 - Sawyer; Douglas ; et al. | 2012-07-05 |
| Apparatus and method for identifying sleep apnea Grant 7,153,264 - Katz , et al. December 26, 2 | 2006-12-26 |
| Apparatus and method for identifying sleep apnea App 20060107954 - Katz; Richard A. ; et al. | 2006-05-25 |
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