Witcher; Kelvin J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Witcher; Kelvin J..The latest application filed is for "self-contained biological indicator".
- Witcher; Kelvin J. - Hudson WI
- Witcher; Kelvin J. - St. Paul MN
| Patent | Date |
|---|---|
| Methods to detect microorganisms Grant 11,421,261 - Witcher , et al. August 23, 2 | 2022-08-23 |
| Self-contained Biological Indicator App 20210311002 - AHIMOU; FRANCOIS ; et al. | 2021-10-07 |
| Ethylene Oxide Sterilization Sensor Including Acid-functional Sorbent And Method Of Use App 20210154347 - Kobe; Michael W. ; et al. | 2021-05-27 |
| Methods To Detect Microorgnaisms App 20200385778 - Witcher; Kelvin J. ; et al. | 2020-12-10 |
| Compositions And Methods To Detect Microorgnaisms App 20200385776 - Witcher; Kelvin J. ; et al. | 2020-12-10 |
| Biological sterilization indicator Grant 10,059,977 - Witcher , et al. August 28, 2 | 2018-08-28 |
| Nanostructured Spore Carrier App 20170218428 - WITCHER; KELVIN J. ; et al. | 2017-08-03 |
| Nanostructured spore carrier Grant 9,650,661 - Witcher , et al. May 16, 2 | 2017-05-16 |
| Electronic indicator for monitoring efficacy of a cleaning cycle Grant 9,575,022 - Bommarito , et al. February 21, 2 | 2017-02-21 |
| Nanostructured Spore Carrier App 20160083771 - WITCHER; KELVIN J. ; et al. | 2016-03-24 |
| Electronic Indicator For Monitoring Efficacy Of A Cleaning Cycle App 20150233852 - Bommarito; G. Marco ; et al. | 2015-08-20 |
| Method Of Controlling A Decontamination Process App 20120204906 - Bommarito; G. Marco ; et al. | 2012-08-16 |
| Process Challenge Device And Method App 20110211991 - Foltz; William E. ; et al. | 2011-09-01 |
| Sterilization indicator test packs Grant 7,045,343 - Witcher , et al. May 16, 2 | 2006-05-16 |
| Sterilization indicator test packs App 20030215923 - Witcher, Kelvin J. ; et al. | 2003-11-20 |
| Rapid readout sterilization indicator for liquid peracetic acid sterilization procedures Grant 6,566,090 - Witcher , et al. May 20, 2 | 2003-05-20 |
| Rapid readout sterilization indicator for liquid peracetic acid sterilization procedures App 20020115131 - Witcher, Kelvin J. ; et al. | 2002-08-22 |
| Rapid readout sterilization indicator for liquid peracetic acid sterilization procedures Grant 6,352,837 - Witcher , et al. March 5, 2 | 2002-03-05 |
| Method of polymer impregnation Grant 5,508,060 - Perman , et al. April 16, 1 | 1996-04-16 |
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