Geier; Douglas F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Geier; Douglas F..The latest application filed is for "method for purifying hydroxymethylfurfural using non-functional polymeric resins".
- Geier; Douglas F. - Decatur IL
| Patent | Date |
|---|---|
| Method for purifying hydroxymethylfurfural using non-functional polymeric resins Grant 7,897,794 - Geier , et al. March 1, 2 | 2011-03-01 |
| Method of preparing fatty acid alkyl esters from waste or recycled fatty acid stock Grant 7,705,170 - Geier , et al. April 27, 2 | 2010-04-27 |
| Method for purifying hydroxymethylfurfural using non-functional polymeric resins App 20090018352 - Geier; Douglas F. ; et al. | 2009-01-15 |
| Method of preparing fatty acid alkyl esters from waste or recycled fatty acid stock App 20050245405 - Geier, Douglas F. ; et al. | 2005-11-03 |
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