Swenerton; Stephen Kells
Patent Applications and Registrations
Patent applications and USPTO patent grants for Swenerton; Stephen Kells.The latest application filed is for "one type of duct air purifier".
- Swenerton; Stephen Kells - Boulder CO
| Patent | Date |
|---|---|
| One Type Of Duct Air Purifier App 20160045850 - Swenerton; Stephen Kells ; et al. | 2016-02-18 |
| One Type Of Pipe Air Purifier App 20160045851 - Swenerton; Stephen Kells ; et al. | 2016-02-18 |
| One Type Of Wall-mounted Air Purifier App 20160023151 - Swenerton; Stephen Kells ; et al. | 2016-01-28 |
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