Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43006 | Aryl-acrylic acid esters | Georg Frater | 2011-12-06 |
| D631306 | Tool for removing product from a bottle | Roxanne Capaul, Janice Salinkas | 2011-01-25 |
| 6627763 | Compounds having protected hydroxy groups | Georg Frater, Frank Kumli | 2003-09-30 |
| 6569411 | Serine carbonates | Georg Frater, Frank Kumli, Jens Wittenberg, Virginia Streusand Goldman | 2003-05-27 |
| 6521797 | Oxime carboxylic acid derivative precursors | Georg Frater | 2003-02-18 |
| 6479682 | Compounds having protected hydroxy groups | Georg Frater, Frank Kumli | 2002-11-12 |
| 6437150 | Compounds having protected hydroxy groups | Georg Frater, Frank Kumli | 2002-08-20 |
| 6369248 | Fragrance precursor compounds | Georg Frater | 2002-04-09 |
| 6348618 | Beta-ketoester compounds | Georg Frater | 2002-02-19 |
| 6306818 | Fragrance precursors | Georg Frater | 2001-10-23 |
| 6262287 | Fragrance precursor compounds | Georg Frater | 2001-07-17 |
| 6258854 | Ketone precursors for organoleptic compounds | Georg Frater | 2001-07-10 |
| 6232487 | Carbonate precursors for organoleptic compounds | Georg Frater | 2001-05-15 |
| 6222062 | Beta-ketoester compounds | Georg Frater | 2001-04-24 |
| 6207857 | Precursor compounds | Georg Frater | 2001-03-27 |
| 6194019 | Delayed release flavorant compositions | — | 2001-02-27 |
| 6096918 | Aryl-acrylic acid esters | Georg Frater | 2000-08-01 |
| 5921247 | Delayed release flavorant compositions | — | 1999-07-13 |
| 5904148 | Delayed release flavorant compositions | — | 1999-05-18 |
| 5371069 | Organoleptic compositions | Philip A. Christenson, Paul J. Riker, John M. Yurecko, Jr. | 1994-12-06 |
| 5144048 | Dicarboalkoxy dioxolane derivatives | Philip A. Christenson, Paul J. Riker, John M. Yurecko, Jr. | 1992-09-01 |