Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8420586 | Thickened oven cleaner comprising a glutamic acid salt or disodium ethanol diglycine chelant | Thomas J. Vinson, Karen O. Rigley | 2013-04-16 |
| 8372796 | Solid cleaning products | Karen O. Rigley, Peter Barnett | 2013-02-12 |
| 7964547 | Cleaner concentrate comprising ethanoldiglycine and a tertiary surfactant mixture | Danielle Elise Underwood, Karen O. Rigley | 2011-06-21 |
| 7964544 | Cleaning composition and method for preparing a cleaning composition | Kim R. Smith, Keith E. Olson | 2011-06-21 |
| 7863237 | Solid cleaning products | Karen O. Rigley, Peter Barnett | 2011-01-04 |
| 7838484 | Cleaner concentrate comprising ethanoldiglycine and a tertiary surfactant mixture | Danielle Elise Underwood, Karen O. Rigley | 2010-11-23 |
| 7056874 | Cleaning solutions for carbon removal | Jennifer Mayhall, Kim R. Smith | 2006-06-06 |
| 6784148 | Sprayable hard surface cleaner and method of use | Karen O. Rigley | 2004-08-31 |