Frey; William A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Frey; William A..The latest application filed is for "method for producing levulinic acid from lignocellulosic biomass".
- Frey; William A. - Atlanta GA
- Frey; William A. - Wilmington DE
| Patent | Date |
|---|---|
| Method for producing levulinic acid from lignocellulosic biomass Grant 10,118,883 - Frey , et al. November 6, 2 | 2018-11-06 |
| Method for Producing Levulinic Acid from Lignocellulosic Biomass App 20150052806 - Frey; William A. ; et al. | 2015-02-26 |
| Polyether polyamines as linking agents for particle reagents useful in immunoassays Grant 4,581,337 - Frey , et al. April 8, 1 | 1986-04-08 |
| Covalently bonded high refractive index particle reagents and their use in light scattering immunoassays Grant 4,480,042 - Craig , et al. * October 30, 1 | 1984-10-30 |
| Method for the removal of interfering substances in theophylline assays Grant 4,477,346 - Dickinson , et al. October 16, 1 | 1984-10-16 |
| Covalently bonded high refractive index particle reagents and their use in light scattering immunoassays Grant 4,401,765 - Craig , et al. August 30, 1 | 1983-08-30 |
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