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Patent applications and USPTO patent grants for Grather; Otto.The latest application filed is for "process for preparing polyurea microcapsules".
Patent | Date |
---|---|
Process for preparing polyurea microcapsules Grant 8,426,353 - Ouali , et al. April 23, 2 | 2013-04-23 |
Process For Preparing Polyurea Microcapsules App 20110077188 - Ouali; Lahoussine ;   et al. | 2011-03-31 |
Perfume delivery systems based on inorganic nano particles App 20060263898 - Paget; Walter ;   et al. | 2006-11-23 |
Cyclic compounds and their use as precursors of fragrant alcohols Grant 6,939,835 - Frerot , et al. September 6, 2 | 2005-09-06 |
Cyclic compounds and their use as precursors of fragrant alcohols App 20030148901 - Frerot, Eric ;   et al. | 2003-08-07 |
Cyclic compounds and their use as precursors of fragrant alcohols App 20020032132 - Frerot, Eric ;   et al. | 2002-03-14 |
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